IEM :: Monthly Summaries

The following tables present IEM computed monthly data summaries based on daily data provided by or computed for the IEM. A download interface exists for the daily summary information. The climatology is provided by the nearest NCEI climate station (USC00091340) within the current 1991-2020 dataset.

To load shown data into Microsoft Excel, highlight the table information with your mouse and then copy/paste into Excel.

Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1972	M	M	M	M	M	M	M	M	M	M	M	0.00
1973	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1974	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	0.00	0.00
1986	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1987	0.00	M	M	M	M	0.00	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1992	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1993	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1994	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1995	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1996	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1997	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1998	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1999	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2000	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2001	0.00	0.00	0.00	0.00	0.09	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2002	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2003	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2004	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2005	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2006	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2007	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2008	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2009	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2010	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2011	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2012	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2013	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	0.00	0.00	M	M	M	M	M
2017	M	M	M	M	M	M	0.00	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	2.11	3.34	3.63	6.11	9.96	2.56	8.63	3.98	7.91
2020	1.37	2.46	1.75	6.02	2.24	6.46	2.55	6.29	4.88	0.61	2.59	1.37
2021	1.63	0.83	0.14	0.49	0.48	2.78	5.27	9.09	6.41	3.97	2.70	1.39
2022	1.89	0.71	5.99	3.30	4.55	8.58	7.24	3.83	0.12	0.07	0.21	0.87
2023	2.44	2.82	1.65	4.76	4.03	4.19	4.32	9.58	5.12	2.07	1.72	6.33
2024	3.28	2.77	4.93	4.50	4.22	2.00	11.16	10.36	4.06	1.72	0.82	1.13
2025	2.49	1.79	4.67	0.40	3.87	0.37	M	M	M	M	M	M
NCEI Climatology	3.54	3.17	3.80	3.07	3.04	6.35	4.94	6.95	6.26	4.60	2.03	2.65

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	8.3	9.5	9.2	8.6	8.9	7.8	7.9	7.2	7.1	10.4	7.4	8.9
1974	7.3	9.1	9.0	8.8	7.2	M	4.9	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	6.7	M
1986	5.4	6.9	M	4.2	5.8	7.5	6.1	4.8	4.0	9.6	M	M
1987	M	M	M	M	M	M	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	0.0	6.2	8.1	5.6	5.6	6.0	5.0	5.7	7.1	7.5	6.9	8.0
1992	8.9	8.1	7.4	7.1	8.0	6.3	6.3	4.6	7.0	6.3	8.2	7.6
1993	7.8	9.2	11.8	8.7	6.3	7.3	6.4	6.5	5.8	7.6	8.4	8.1
1994	8.8	8.9	10.5	7.0	8.3	6.2	5.5	6.7	6.9	8.7	9.0	9.9
1995	7.6	9.4	9.5	7.9	8.7	7.5	6.8	8.4	7.9	8.8	7.4	6.4
1996	9.4	8.5	10.0	8.1	7.1	6.6	7.8	5.9	5.4	9.2	9.2	6.1
1997	8.1	7.4	9.2	10.8	8.9	8.8	6.5	9.7	6.0	7.2	7.5	7.7
1998	7.7	8.5	7.7	7.0	6.4	7.3	6.8	4.7	6.1	4.4	3.9	4.2
1999	5.0	5.4	7.1	7.5	6.1	5.9	4.7	5.5	5.9	6.0	4.4	4.6
2000	5.8	4.9	6.6	6.8	6.8	5.5	6.0	5.1	6.1	4.1	4.4	5.4
2001	5.1	5.1	8.1	6.4	6.7	5.5	4.9	4.4	4.5	6.0	5.0	4.2
2002	5.0	5.7	6.0	6.6	7.4	5.6	4.8	5.0	6.1	4.2	4.3	5.4
2003	6.6	5.2	5.6	5.8	6.0	5.1	5.5	4.5	4.8	4.2	4.8	5.0
2004	5.2	6.9	6.3	6.5	6.6	6.1	4.9	4.8	9.7	4.3	5.1	5.2
2005	6.1	6.4	7.1	6.4	5.2	5.7	5.1	4.4	5.6	5.1	5.3	5.6
2006	5.8	5.7	6.0	7.7	6.6	6.2	5.4	5.7	4.8	4.6	5.6	4.9
2007	5.3	5.7	5.6	7.0	7.6	7.1	5.7	4.5	6.5	6.1	4.8	4.2
2008	5.3	5.3	7.1	6.2	7.4	5.7	5.4	7.4	6.0	6.3	5.3	5.2
2009	5.9	5.7	6.9	7.6	7.3	5.2	5.9	4.0	5.3	4.9	4.3	6.2
2010	6.3	6.7	6.6	6.8	6.1	4.4	5.9	4.7	4.3	4.4	6.1	6.9
2011	6.5	7.4	8.4	7.5	7.1	6.9	5.7	5.9	4.6	5.5	6.2	5.5
2012	5.4	5.9	6.7	6.9	6.4	6.5	6.0	5.1	4.6	5.0	3.8	4.5
2013	5.6	5.7	7.0	6.4	6.7	6.3	5.6	4.4	5.0	3.6	6.8	4.8
2014	5.9	5.3	6.0	6.1	5.0	4.0	2.6	5.4	3.8	3.4	5.0	4.2
2015	5.5	6.5	5.9	6.1	6.1	5.0	5.8	4.6	4.9	5.5	5.6	4.5
2016	5.3	6.9	6.3	7.3	5.5	5.9	5.5	5.6	4.6	5.9	5.2	4.9
2017	6.1	6.4	7.3	6.8	7.2	5.2	5.2	5.3	5.7	7.7	4.7	5.5
2018	5.9	6.1	7.9	7.9	5.7	5.4	4.9	4.9	4.9	5.9	5.2	5.0
2019	5.0	5.7	6.5	8.3	7.8	7.6	6.1	6.2	8.0	7.2	6.3	8.5
2020	8.1	8.5	8.1	7.8	7.8	7.1	6.8	6.3	7.6	7.4	7.8	6.1
2021	7.0	7.4	8.3	7.5	8.6	8.4	6.9	6.1	5.1	5.2	5.6	6.4
2022	7.7	7.1	8.6	8.0	7.8	7.1	6.8	5.0	6.4	5.3	7.8	6.1
2023	6.3	8.0	8.1	8.5	8.1	8.4	6.5	6.1	6.3	6.5	6.5	7.6
2024	7.4	7.5	7.6	8.6	7.3	8.8	6.0	8.2	8.0	7.0	6.9	6.8
2025	6.2	7.0	8.9	8.2	7.5	8.0	M	M	M	M	M	M
NCEI Climatology	M	M	M	M	M	M	M	M	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1972	M	M	M	M	M	M	M	M	M	M	M	64.00
1973	62.06	61.75	72.55	74.53	83.16	88.13	91.19	87.45	87.20	80.19	74.77	64.81
1974	75.81	66.96	76.06	78.90	85.77	81.00	88.14	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	72.36	58.43
1986	57.67	65.56	61.75	72.33	76.00	89.90	94.38	85.83	83.20	78.64	69.50	66.00
1987	55.00	M	M	M	M	88.00	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	65.55	70.94	79.77	87.00	87.73	91.77	89.81	85.97	78.03	66.53	64.97
1992	60.00	65.34	69.74	74.60	81.26	87.00	92.23	89.00	83.70	75.26	68.60	62.00
1993	63.52	60.96	67.06	73.47	83.06	90.68	94.87	90.26	86.73	75.58	68.47	59.29
1994	56.84	66.46	73.26	79.13	83.19	89.47	90.84	88.10	83.80	75.58	71.60	62.97
1995	60.26	61.54	70.48	78.77	85.10	86.30	91.06	88.13	82.00	78.90	65.97	59.71
1996	61.03	65.93	66.16	75.10	86.70	88.10	91.21	87.55	84.92	76.01	66.91	62.85
1997	62.00	66.36	75.13	75.47	81.57	84.45	90.17	88.10	86.08	75.97	67.43	61.21
1998	63.17	61.39	64.97	73.19	83.34	91.72	89.73	91.03	82.70	76.98	71.53	64.08
1999	64.03	64.71	67.81	82.42	84.06	91.21	90.66	91.29	83.63	76.16	70.80	62.27
2000	60.71	65.84	75.55	77.81	88.29	90.90	94.48	93.26	86.43	80.03	71.30	59.58
2001	63.23	71.67	69.16	76.07	83.86	86.06	85.70	89.36	82.03	75.03	73.81	68.29
2002	64.30	64.29	73.72	80.84	83.96	87.67	92.60	88.65	87.48	80.85	70.57	62.62
2003	59.29	63.61	73.10	76.99	85.76	87.68	90.66	89.30	83.73	79.00	75.60	64.94
2004	63.13	60.63	73.77	77.80	85.81	89.50	91.54	88.01	84.68	84.54	80.91	62.85
2005	65.74	65.61	69.08	74.63	81.30	86.30	92.31	90.74	88.07	77.41	73.32	61.17
2006	66.49	63.31	71.37	80.48	84.95	88.70	92.15	92.62	85.82	78.34	69.20	68.29
2007	64.57	65.29	75.03	78.98	82.57	89.00	92.45	93.08	86.90	81.06	71.72	71.08
2008	62.72	70.79	72.76	77.12	84.03	91.58	90.82	90.06	86.42	79.27	72.20	69.16
2009	63.65	64.99	74.88	79.69	87.38	94.71	92.98	92.55	88.38	83.24	73.50	63.08
2010	58.23	58.13	68.04	78.89	85.45	93.31	92.76	92.27	88.97	82.62	73.03	57.65
2011	59.06	67.60	74.84	81.50	84.55	92.30	92.27	94.59	87.74	77.35	72.20	67.77
2012	67.07	68.00	77.35	79.40	83.62	86.72	95.41	91.40	89.24	81.59	70.94	70.73
2013	71.66	69.74	69.38	78.98	83.85	90.26	88.15	89.19	85.22	78.97	68.12	68.06
2014	57.14	66.26	68.99	76.88	83.91	89.84	91.75	91.81	85.10	81.65	67.28	66.78
2015	62.08	60.16	73.23	80.00	84.66	91.28	92.79	90.01	84.44	77.52	73.22	71.89
2016	59.12	65.58	74.56	76.82	88.03	91.94	95.17	91.23	87.32	79.73	73.40	68.93
2017	69.80	73.79	73.11	80.96	86.00	86.96	91.11	88.96	85.76	79.15	71.18	63.24
2018	56.85	72.95	68.93	74.66	82.63	90.02	89.19	89.43	88.64	81.59	69.08	63.59
2019	62.37	70.25	71.01	78.07	87.57	90.28	91.18	89.78	89.70	83.31	68.64	67.13
2020	66.89	67.46	78.71	78.52	84.04	87.64	92.42	91.04	85.36	81.34	75.26	63.22
2021	63.55	65.75	73.57	76.96	84.50	88.46	89.84	89.45	87.09	81.15	68.32	73.42
2022	62.77	69.85	76.01	78.93	85.50	91.03	92.46	91.19	85.68	78.60	72.35	64.48
2023	69.13	75.41	75.05	79.75	81.41	88.15	92.71	92.37	86.61	78.99	70.26	65.43
2024	64.18	67.42	73.50	79.18	86.85	91.87	92.45	90.20	84.52	80.09	75.71	65.28
2025	58.56	71.07	74.07	80.64	87.50	88.20	M	M	M	M	M	M
NCEI Climatology	61.00	64.39	70.09	76.30	83.00	87.50	90.31	88.80	84.29	77.50	69.20	63.30

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1972	M	M	M	M	M	M	M	M	M	M	M	63.00
1973	41.32	40.71	53.68	53.87	61.00	70.80	72.45	71.26	70.50	60.55	50.33	41.45
1974	55.19	41.89	52.61	53.40	63.81	77.00	71.76	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	60.18	51.29
1986	50.00	58.78	57.38	64.25	70.00	78.50	83.12	77.00	75.60	69.55	62.17	55.00
1987	54.00	M	M	M	M	86.00	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	49.41	55.42	64.60	72.90	74.10	76.48	76.19	72.37	63.10	51.33	51.45
1992	46.68	51.03	51.48	56.73	64.13	72.97	75.55	74.39	71.67	59.71	56.47	48.29
1993	51.26	45.57	51.42	54.93	65.55	73.04	76.26	74.81	71.77	62.58	53.10	43.52
1994	41.90	50.29	53.58	60.33	65.35	73.43	74.84	73.26	69.73	63.29	58.93	50.84
1995	44.61	46.39	56.74	60.27	68.03	71.87	76.00	76.48	71.67	66.42	51.17	44.68
1996	43.55	46.17	48.74	57.60	67.93	72.40	77.21	73.05	70.59	62.10	51.07	48.42
1997	47.42	52.64	62.74	61.25	68.07	72.97	76.37	75.10	73.83	63.55	53.33	49.35
1998	49.20	47.04	50.47	56.15	66.59	72.63	72.97	63.95	67.74	55.84	49.87	44.32
1999	37.29	40.46	40.16	62.57	61.87	66.17	72.35	71.69	65.93	57.42	46.20	38.19
2000	36.06	38.28	49.65	53.00	66.70	69.33	73.19	73.94	71.93	53.87	46.33	37.92
2001	37.28	48.97	47.93	50.61	58.25	69.01	68.63	70.46	64.70	53.27	49.57	44.01
2002	40.80	38.84	46.40	60.79	62.83	71.17	72.83	71.26	73.79	65.47	47.28	40.57
2003	36.38	41.79	52.81	54.40	65.68	70.77	74.05	73.47	67.79	59.42	52.33	36.48
2004	37.81	42.41	48.13	52.80	66.61	72.69	73.29	72.34	72.70	63.15	52.58	40.51
2005	43.86	44.19	46.60	50.75	59.63	71.23	74.34	74.42	70.87	60.83	51.39	40.32
2006	44.66	40.55	46.86	57.14	60.97	68.72	70.50	74.27	67.76	55.17	46.82	47.77
2007	44.77	40.10	49.94	52.28	62.95	70.76	73.34	76.65	71.92	66.55	48.50	47.33
2008	41.58	43.23	48.49	56.06	64.23	72.38	73.75	74.85	69.74	57.26	45.74	46.98
2009	41.17	39.80	51.45	57.75	68.81	75.32	75.61	75.36	72.29	64.36	52.32	44.87
2010	35.64	36.15	44.64	54.70	67.37	72.44	74.70	75.77	69.54	56.59	46.74	32.76
2011	36.29	46.13	50.31	57.32	62.89	70.34	73.52	73.23	66.86	54.12	49.70	46.34
2012	41.17	47.02	56.21	57.14	65.27	69.26	77.23	75.90	71.96	63.88	48.92	49.07
2013	50.99	47.11	45.62	59.42	64.46	74.84	72.41	72.88	69.80	58.83	50.84	47.39
2014	37.46	44.34	46.46	57.26	63.18	70.46	73.75	74.39	71.06	58.13	45.14	46.34
2015	42.28	39.26	53.31	62.54	63.76	70.46	72.88	72.18	69.32	60.80	55.40	51.10
2016	39.49	41.68	50.81	52.52	64.98	72.50	74.91	73.98	70.58	61.90	51.26	47.56
2017	49.07	50.19	50.64	58.70	64.75	71.42	74.10	73.63	69.32	61.79	48.50	43.67
2018	36.82	53.21	45.35	54.02	64.75	71.30	72.70	72.18	71.66	62.08	50.06	45.47
2019	41.64	51.67	48.84	56.62	67.77	71.00	71.84	73.57	70.63	64.84	46.52	48.39
2020	46.30	46.30	56.08	55.77	61.92	69.37	73.12	72.89	70.41	64.91	56.72	39.45
2021	41.55	44.48	51.38	52.73	59.85	70.66	72.49	73.44	67.00	59.56	43.63	50.29
2022	38.32	44.85	50.95	54.60	64.88	70.42	73.35	72.14	67.88	52.87	53.49	42.40
2023	42.24	50.94	50.98	56.49	61.33	68.38	73.86	73.39	67.03	57.37	48.51	46.11
2024	40.88	42.56	52.97	55.51	65.85	71.23	73.70	73.31	70.60	58.82	54.39	41.85
2025	32.20	45.45	47.32	57.20	66.42	70.33	M	M	M	M	M	M
NCEI Climatology	44.01	47.09	52.60	59.20	67.10	72.89	75.31	75.10	72.00	63.11	52.89	46.90

Average Daily Temperature (high+low)/2 [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1972	M	M	M	M	M	M	M	M	M	M	M	63.50
1973	51.69	51.23	63.11	64.20	72.08	79.47	81.82	79.35	78.85	70.37	62.55	53.13
1974	65.50	54.43	64.34	66.15	74.79	79.00	79.95	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	66.27	54.86
1986	53.83	62.17	59.56	68.29	73.00	84.20	88.75	81.42	79.40	74.09	65.83	60.50
1987	54.50	M	M	M	M	87.00	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	57.48	63.18	72.18	79.95	80.92	84.13	83.00	79.17	70.56	58.93	58.21
1992	53.34	58.19	60.61	65.67	72.69	79.98	83.89	81.69	77.68	67.48	62.53	55.15
1993	57.39	53.27	59.24	64.20	74.31	81.86	85.56	82.53	79.25	69.08	60.78	51.40
1994	49.37	58.38	63.42	69.73	74.27	81.45	82.84	80.68	76.77	69.44	65.27	56.90
1995	52.44	53.96	63.61	69.52	76.56	79.08	83.53	82.31	76.83	72.66	58.57	52.19
1996	52.29	56.05	57.45	66.35	77.32	80.25	84.21	80.30	77.75	69.05	58.99	55.63
1997	54.71	59.50	68.94	68.36	74.82	78.71	83.27	81.60	79.95	69.76	60.38	55.28
1998	56.18	54.21	57.72	64.67	74.97	82.18	81.35	77.49	75.22	66.41	60.70	54.20
1999	50.66	52.59	53.99	72.49	72.97	77.39	81.51	81.49	74.78	66.79	58.50	50.23
2000	48.39	52.06	62.60	65.41	77.50	80.12	83.84	83.60	79.18	66.95	58.82	48.75
2001	50.26	60.32	58.55	63.34	71.05	77.53	77.16	79.91	73.36	64.15	61.69	56.15
2002	52.55	51.56	60.06	70.81	73.39	79.42	82.72	79.95	80.64	73.16	58.93	51.60
2003	47.84	52.70	62.95	65.69	75.72	79.22	82.35	81.39	75.76	69.21	63.96	50.71
2004	50.47	51.52	60.95	65.30	76.21	81.10	82.42	80.17	78.69	73.84	64.31	51.68
2005	54.80	54.90	57.84	62.69	70.47	78.76	83.33	82.58	79.47	69.12	62.35	50.74
2006	55.57	51.93	59.12	68.81	72.96	78.71	81.33	83.45	76.79	66.75	58.01	58.03
2007	54.67	52.69	62.48	65.63	72.76	79.88	82.89	84.87	79.41	73.81	60.11	59.20
2008	52.15	57.01	60.63	66.59	74.13	81.98	82.28	82.46	78.08	67.77	58.97	58.07
2009	52.41	52.39	63.17	68.72	78.09	85.02	84.30	83.96	80.34	73.80	62.91	53.97
2010	46.94	47.14	56.34	66.80	76.41	82.87	83.73	84.02	79.25	69.61	59.88	45.20
2011	47.68	56.86	62.57	69.41	73.72	81.32	82.89	83.91	77.30	65.74	60.95	57.05
2012	54.12	57.51	66.78	68.27	74.45	77.99	86.32	83.65	80.60	72.73	59.93	59.90
2013	61.32	58.42	57.50	69.20	74.15	82.55	80.28	81.04	77.51	68.90	59.48	57.72
2014	47.30	55.30	57.72	67.07	73.55	80.15	82.75	83.10	78.08	69.89	56.21	56.56
2015	52.18	49.71	63.27	71.27	74.21	80.87	82.84	81.09	76.88	69.16	64.31	61.50
2016	49.30	53.63	62.69	64.67	76.51	82.22	85.04	82.60	78.95	70.82	62.33	58.25
2017	59.44	61.99	61.87	69.83	75.37	79.19	82.60	81.30	77.54	70.47	59.84	53.45
2018	46.84	63.08	57.14	64.34	73.69	80.66	80.95	80.80	80.15	71.83	59.57	54.53
2019	52.00	60.96	59.93	67.35	77.67	80.64	81.51	81.68	80.16	74.07	57.58	57.76
2020	56.59	56.88	67.40	67.15	72.98	78.50	82.77	81.97	77.88	73.12	65.99	51.34
2021	52.55	55.12	62.48	64.85	72.17	79.56	81.16	81.44	77.04	70.36	55.98	61.86
2022	50.55	57.35	63.48	66.76	75.19	80.73	82.90	81.66	76.78	65.74	62.92	53.44
2023	55.69	63.18	63.02	68.12	71.37	78.26	83.28	82.88	76.82	68.18	59.38	55.77
2024	52.53	54.99	63.23	67.35	76.35	81.55	83.08	81.76	77.56	69.45	65.05	53.57
2025	45.38	58.26	60.69	68.92	76.96	79.26	M	M	M	M	M	M
NCEI Climatology	52.50	55.74	61.35	67.75	75.05	80.20	82.81	81.95	78.14	70.30	61.05	55.10

Average Relative Humidity [%]

This value is computed via a simple average of available observations weighted by the duration between observations.

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1972	M	M	M	M	M	M	M	M	M	M	M	M
1973	75.7%	73.6%	79.8%	70.9%	75.6%	80.3%	78.2%	83.0%	84.4%	78.1%	78.0%	77.2%
1974	83.2%	71.3%	75.2%	70.0%	73.9%	M	83.5%	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	M	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	80.6%	M
1986	88.8%	87.2%	M	48.3%	73.9%	70.3%	75.2%	79.7%	81.2%	83.3%	M	M
1987	M	M	M	M	M	M	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	71.4%	74.2%	80.3%	80.2%	79.5%	82.4%	81.2%	76.8%	75.8%	74.0%	75.5%
1992	73.9%	80.3%	75.8%	80.7%	77.7%	84.1%	72.6%	81.7%	83.8%	81.0%	84.0%	82.9%
1993	84.6%	76.6%	69.7%	76.3%	77.3%	60.9%	54.9%	82.3%	81.9%	83.3%	79.5%	76.1%
1994	77.8%	75.6%	71.8%	72.6%	72.9%	79.1%	78.7%	77.4%	80.2%	83.3%	85.2%	85.5%
1995	74.3%	72.9%	75.2%	74.0%	76.4%	78.9%	76.0%	79.8%	86.2%	79.1%	73.9%	77.9%
1996	73.9%	78.8%	73.6%	68.7%	60.1%	78.1%	79.8%	71.2%	79.5%	80.8%	77.8%	82.7%
1997	75.2%	80.6%	71.3%	74.9%	73.0%	78.8%	78.1%	77.0%	79.9%	81.0%	76.3%	79.3%
1998	84.2%	82.9%	75.7%	80.9%	76.2%	68.6%	80.0%	84.1%	84.7%	84.1%	89.3%	90.7%
1999	88.7%	84.2%	76.5%	78.8%	80.0%	85.2%	84.0%	84.2%	86.4%	87.7%	85.6%	84.7%
2000	82.5%	82.0%	82.9%	73.8%	72.4%	77.3%	74.0%	79.0%	84.9%	76.6%	78.4%	78.2%
2001	75.1%	81.7%	74.4%	76.5%	76.6%	86.9%	68.5%	89.9%	92.4%	85.7%	88.4%	88.3%
2002	89.7%	82.2%	81.1%	76.1%	74.7%	81.4%	79.7%	82.6%	85.5%	88.1%	83.6%	86.6%
2003	70.0%	80.4%	84.5%	79.0%	75.9%	79.5%	79.7%	83.5%	83.2%	85.1%	81.5%	75.0%
2004	74.9%	81.9%	73.2%	71.7%	73.4%	78.9%	78.3%	82.0%	82.8%	82.7%	84.2%	79.2%
2005	79.5%	78.3%	75.2%	75.0%	81.4%	86.7%	83.6%	88.2%	82.9%	88.2%	83.6%	83.4%
2006	81.9%	80.1%	71.0%	68.2%	67.0%	71.9%	72.1%	74.1%	76.8%	73.6%	77.2%	80.4%
2007	81.4%	72.8%	76.4%	66.3%	75.7%	79.9%	80.0%	80.4%	83.6%	86.3%	77.3%	84.5%
2008	79.4%	74.7%	70.6%	71.8%	68.4%	72.6%	76.7%	78.5%	76.6%	76.4%	74.1%	77.5%
2009	71.3%	69.6%	76.1%	71.2%	77.5%	73.5%	76.3%	81.3%	81.6%	86.7%	83.3%	81.9%
2010	71.4%	72.2%	71.8%	73.7%	77.6%	78.3%	77.2%	83.4%	81.0%	74.5%	73.1%	68.4%
2011	74.7%	77.6%	72.1%	69.8%	67.5%	69.7%	74.3%	70.4%	76.4%	75.2%	76.5%	79.7%
2012	71.7%	76.5%	74.2%	67.9%	76.8%	76.5%	73.7%	81.9%	79.5%	78.6%	78.4%	80.8%
2013	79.8%	72.1%	64.6%	79.0%	72.4%	78.6%	80.6%	80.4%	80.8%	81.2%	80.1%	82.7%
2014	73.5%	79.9%	75.0%	77.5%	73.6%	72.4%	71.6%	72.1%	79.8%	73.7%	71.9%	79.1%
2015	71.2%	69.1%	77.4%	75.0%	69.2%	76.6%	78.3%	82.4%	85.7%	84.0%	86.0%	85.9%
2016	78.1%	72.7%	76.7%	71.7%	67.2%	75.3%	77.8%	83.9%	86.3%	84.3%	80.8%	86.1%
2017	80.9%	78.6%	74.0%	77.2%	74.1%	86.6%	82.9%	79.9%	75.6%	73.9%	78.8%	78.1%
2018	71.0%	79.2%	62.0%	69.3%	75.3%	73.8%	75.8%	76.2%	77.1%	75.3%	80.2%	83.1%
2019	77.5%	79.4%	70.9%	74.6%	73.5%	76.8%	78.7%	84.8%	79.1%	83.5%	80.9%	82.2%
2020	75.7%	78.5%	77.9%	75.0%	74.3%	79.8%	79.1%	83.8%	85.0%	82.5%	80.1%	77.8%
2021	77.2%	79.3%	74.4%	68.0%	69.1%	78.6%	81.2%	83.9%	80.6%	80.9%	77.6%	84.5%
2022	72.6%	76.8%	73.8%	72.5%	78.5%	78.4%	82.8%	83.5%	81.6%	77.8%	78.3%	75.5%
2023	72.6%	75.9%	71.4%	73.1%	76.2%	75.5%	78.6%	79.0%	77.5%	78.0%	77.3%	78.9%
2024	76.5%	73.2%	76.0%	70.6%	76.8%	73.9%	82.1%	82.3%	85.8%	78.9%	82.6%	79.8%
2025	69.6%	78.5%	69.9%	74.7%	76.9%	80.3%	M	M	M	M	M	M