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 (USC00213174) 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
1974	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00	0.00
1975	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1976	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1977	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1978	0.00	0.00	0.00	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	M	M
1986	M	M	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	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	2.45	1.70	2.04	2.25	0.37	0.08
1997	0.04	0.05	0.21	0.94	1.03	1.04	0.40	0.14	0.35	0.59	0.05	0.00
1998	0.06	0.06	0.00	0.01	0.04	0.07	0.06	0.00	0.43	0.31	0.00	0.00
1999	0.00	0.00	0.00	0.00	0.01	0.01	0.05	0.07	1.42	0.37	0.07	0.04
2000	0.01	0.41	1.34	0.47	2.82	2.20	2.38	1.92	0.93	0.22	1.96	0.00
2001	0.18	0.08	0.42	6.82	1.95	4.10	3.30	1.50	2.68	1.11	1.44	0.10
2002	0.02	0.53	0.27	1.91	2.53	2.99	13.67	5.98	1.81	3.09	0.35	0.16
2003	0.05	0.08	0.39	1.38	2.23	4.81	1.34	0.69	3.80	1.44	0.16	0.14
2004	M	0.26	0.96	1.01	4.64	4.93	3.83	2.70	4.75	2.06	0.31	0.24
2005	0.42	0.27	0.79	3.25	3.92	4.42	2.00	5.15	3.42	2.61	2.85	0.29
2006	0.07	0.04	1.01	2.73	1.05	1.60	1.33	2.46	5.25	0.69	0.47	0.90
2007	0.24	0.19	2.38	2.25	2.08	2.41	0.33	1.32	4.87	3.34	0.00	0.02
2008	0.01	0.03	0.58	0.85	2.25	4.80	2.68	2.38	1.71	4.60	1.96	0.07
2009	0.01	0.31	3.48	0.75	0.16	3.97	1.88	2.36	1.58	6.64	0.39	0.16
2010	0.60	0.01	1.15	1.35	2.10	3.64	5.45	7.77	5.52	2.19	0.43	0.61
2011	0.05	0.25	0.53	1.48	4.42	2.52	10.04	1.47	0.57	1.08	0.00	0.08
2012	0.11	0.29	0.83	2.80	4.18	4.02	4.03	1.59	0.05	0.49	0.59	0.59
2013	0.38	0.27	1.36	0.79	3.01	5.39	0.34	2.22	1.58	3.76	0.06	0.19
2014	0.07	0.02	0.32	2.71	4.24	6.28	1.62	7.72	1.88	0.82	0.64	0.19
2015	0.11	0.11	0.22	0.93	0.15	3.43	5.37	6.77	1.55	2.05	1.67	0.41
2016	0.15	0.37	1.52	1.44	3.03	2.81	7.56	4.64	2.62	2.89	1.61	0.05
2017	M	0.01	M	0.08	0.12	0.18	0.08	0.32	0.11	0.18	0.07	0.04
2018	M	0.15	0.13	0.06	0.12	0.92	0.25	0.29	0.28	0.64	0.23	0.25
2019	M	0.02	0.24	0.38	0.84	0.34	0.34	0.39	0.74	0.50	0.11	0.25
2020	M	M	0.16	0.12	0.02	0.08	4.44	4.65	0.78	1.80	1.06	0.06
2021	0.07	0.05	1.10	32.63	1.13	1.06	1.37	5.49	3.61	5.08	0.44	1.43
2022	0.01	0.05	0.66	2.79	7.87	1.63	3.78	2.45	0.93	0.42	2.25	0.56
2023	0.11	0.41	1.17	2.17	2.06	1.05	5.50	2.24	0.03	0.13	M	0.10
2024	M	0.02	M	0.21	0.31	0.21	0.21	0.08	M	M	0.12	M
2025	M	0.04	0.05	0.15	0.24	0.13	M	M	M	M	M	M
NCEI Climatology	0.48	0.54	1.14	2.12	2.99	4.31	4.13	3.74	2.93	2.46	0.96	0.66

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1974	M	M	M	M	M	M	M	10.6	9.7	10.1	10.3	8.7
1975	11.8	11.7	12.3	14.1	11.1	11.5	11.0	10.4	10.8	11.1	10.7	9.7
1976	11.1	10.3	11.5	12.7	11.1	13.2	10.6	11.9	10.7	10.7	9.7	10.8
1977	11.2	10.3	12.5	9.9	13.1	9.6	10.4	9.0	10.4	10.0	12.7	11.2
1978	9.2	11.5	9.1	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	M	M
1986	M	M	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	0.0
1995	0.0	0.0	0.0	0.7	10.5	8.8	2.4	8.2	8.5	11.1	11.2	9.8
1996	10.6	12.5	11.4	11.4	10.9	8.8	8.6	8.8	8.8	12.9	9.8	10.3
1997	12.2	10.4	11.7	11.0	12.0	9.1	8.4	7.2	9.5	11.6	10.0	9.0
1998	7.0	7.5	10.4	10.7	10.8	9.9	7.6	8.1	9.1	11.1	11.0	10.7
1999	10.5	12.7	11.2	12.0	12.2	10.0	8.5	8.7	9.9	9.9	9.8	9.9
2000	9.6	9.9	10.4	11.8	11.3	10.4	7.9	8.7	10.4	8.9	11.5	10.9
2001	8.1	10.8	9.4	10.9	11.5	10.1	8.2	8.3	8.0	11.6	11.4	11.8
2002	10.0	12.5	11.6	12.2	12.2	10.8	7.9	9.2	9.8	9.0	9.9	10.7
2003	11.0	11.1	10.9	12.0	10.7	7.9	8.3	8.1	10.5	10.0	12.3	11.0
2004	11.4	10.2	12.8	11.3	12.1	9.4	6.8	8.5	11.1	10.9	9.1	12.0
2005	M	M	M	M	M	M	M	M	M	M	M	6.9
2006	11.3	10.3	10.9	11.7	11.5	8.5	8.4	8.3	9.6	11.9	9.6	11.0
2007	11.1	11.4	11.6	11.7	14.0	10.7	8.8	8.9	12.2	11.7	12.2	9.3
2008	9.9	9.8	11.3	12.5	12.1	10.7	9.0	8.9	10.2	10.3	10.8	11.8
2009	11.0	11.2	11.5	11.3	12.4	9.2	8.7	8.1	7.1	9.6	8.4	10.0
2010	9.2	8.2	9.7	11.0	11.3	8.8	8.1	9.8	9.6	7.4	11.4	10.1
2011	9.1	12.0	10.1	12.6	12.6	10.9	7.4	7.2	8.3	10.1	10.2	10.1
2012	11.3	9.4	11.4	12.3	11.1	8.4	7.4	7.0	8.4	10.8	10.9	7.9
2013	11.3	9.3	10.3	11.8	11.8	9.9	8.0	7.0	9.1	10.8	11.6	9.8
2014	13.0	11.7	11.4	13.3	10.3	9.8	9.2	6.3	8.5	10.4	12.2	10.6
2015	10.8	11.0	11.1	13.0	11.3	8.2	8.3	8.9	9.2	10.8	10.9	10.0
2016	9.7	11.3	9.9	13.6	10.1	10.2	8.0	7.3	10.0	10.1	9.0	13.4
2017	10.4	11.3	11.5	10.7	11.0	10.3	7.1	6.7	9.5	11.0	10.8	10.7
2018	10.3	9.9	10.9	10.6	8.7	9.3	7.5	7.1	9.4	10.4	10.1	9.0
2019	9.9	9.3	9.1	10.2	10.5	8.4	6.5	6.9	9.6	11.4	10.2	8.8
2020	9.6	9.2	10.3	9.7	9.9	7.5	3.5	7.7	8.7	10.0	10.6	9.0
2021	8.9	8.6	11.8	11.2	9.6	8.2	7.2	8.9	7.4	5.9	7.5	6.6
2022	10.4	11.8	11.0	14.4	10.1	9.8	6.3	5.9	8.4	10.1	11.5	11.5
2023	7.5	10.2	11.1	11.2	10.8	7.8	6.9	7.9	7.8	10.2	9.8	9.0
2024	9.1	10.0	11.5	12.7	10.4	9.5	6.9	8.6	8.4	10.2	10.7	9.8
2025	11.4	10.6	10.4	11.3	10.6	8.7	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
1974	M	M	M	M	M	M	M	85.69	73.79	68.12	50.56	35.25
1975	29.54	26.00	37.52	50.40	69.35	74.93	92.77	84.84	70.27	63.90	55.42	34.71
1976	29.67	43.97	44.19	60.97	70.10	81.80	89.19	88.58	76.67	58.74	43.07	33.00
1977	17.10	39.24	43.40	64.60	74.96	81.17	91.82	68.30	73.67	63.14	45.50	4.81
1978	9.40	18.86	30.21	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	M	M
1986	M	M	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	46.00	61.17	76.87	80.00	78.13	66.70	50.61	30.17	21.52
1996	11.97	21.28	27.68	47.13	61.23	76.00	77.55	79.19	68.51	56.94	28.13	15.68
1997	13.23	25.46	31.85	53.21	62.84	80.67	77.92	76.61	73.13	58.50	30.71	31.19
1998	20.34	33.86	35.97	60.23	73.42	73.70	80.77	82.26	77.43	59.00	39.77	32.53
1999	17.94	33.32	41.82	55.37	68.19	75.97	84.84	80.06	68.68	58.57	51.03	33.65
2000	21.75	32.46	48.56	55.11	70.05	73.78	78.28	79.66	70.90	59.03	33.57	10.97
2001	24.28	15.09	30.03	52.35	67.42	75.92	81.99	82.28	68.12	55.92	50.48	29.27
2002	28.69	35.79	27.12	50.66	62.77	77.42	81.30	76.83	71.78	44.54	37.70	30.55
2003	21.59	21.87	38.33	56.01	65.85	74.71	80.87	85.12	71.73	60.96	34.85	28.68
2004	15.97	24.99	42.63	59.90	63.65	72.98	78.22	73.63	74.90	58.19	44.54	28.75
2005	19.17	30.84	39.72	60.74	63.24	78.44	83.85	79.32	75.44	59.70	42.61	23.81
2006	32.12	23.19	38.74	62.24	69.97	80.18	89.19	82.40	67.82	54.41	44.48	35.14
2007	25.55	19.76	42.34	53.84	73.46	81.38	86.58	80.43	75.14	60.63	39.86	20.39
2008	18.41	20.70	33.68	51.92	66.26	77.12	84.14	82.57	71.54	57.37	46.22	19.81
2009	13.22	24.22	35.02	53.66	69.16	73.58	76.83	76.65	74.42	46.11	47.66	18.70
2010	16.32	22.49	44.95	63.14	68.06	75.08	81.94	81.18	65.24	60.22	38.78	17.89
2011	13.42	22.04	30.55	51.14	64.57	74.12	83.79	78.74	70.28	60.97	42.32	33.05
2012	28.92	31.57	52.73	57.50	70.09	79.22	86.58	78.68	73.70	53.48	40.10	23.84
2013	20.45	21.71	28.57	41.87	64.28	73.83	81.35	81.94	74.18	52.26	37.70	14.00
2014	16.38	14.06	31.13	48.80	66.55	75.38	77.87	78.34	68.54	57.08	28.34	26.66
2015	23.00	16.67	42.44	58.28	65.62	76.88	81.30	77.17	76.22	59.58	45.26	30.08
2016	21.20	29.46	46.98	54.50	69.80	77.84	80.37	79.09	70.10	57.55	48.14	22.25
2017	22.25	34.89	40.01	55.82	66.03	77.18	81.99	74.74	72.62	56.74	37.10	22.25
2018	21.49	21.20	36.18	44.18	75.90	77.66	79.79	78.92	69.56	49.13	29.96	29.50
2019	15.10	14.00	31.19	51.68	62.48	77.06	80.89	75.84	71.48	49.30	33.68	24.80
2020	22.36	25.05	39.55	51.98	65.10	81.02	82.81	79.73	68.36	48.97	44.00	30.37
2021	25.61	14.26	46.28	53.06	68.64	85.64	85.25	82.40	74.86	51.52	41.36	26.83
2022	15.80	18.89	34.09	41.90	66.55	80.90	82.23	78.80	74.12	60.05	36.98	19.75
2023	21.43	25.19	29.97	46.40	74.45	82.64	80.72	80.95	75.98	56.45	43.76	36.76
2024	21.49	37.77	41.75	55.34	69.16	75.68	80.77	78.52	78.38	63.99	39.68	26.54
2025	20.45	19.40	45.30	53.90	69.57	70.40	M	M	M	M	M	M
NCEI Climatology	22.60	27.48	40.20	56.90	70.39	78.90	82.90	81.09	73.50	58.80	41.40	28.00

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1974	M	M	M	M	M	M	M	61.62	50.00	44.64	30.04	18.29
1975	13.86	10.93	20.16	34.67	47.81	55.73	67.27	61.03	48.40	39.74	35.21	19.71
1976	13.90	22.97	25.65	39.70	46.39	57.30	63.84	63.35	53.00	39.65	27.03	16.60
1977	-2.32	19.00	27.47	42.37	55.21	60.63	68.82	44.33	56.06	41.75	27.93	-6.10
1978	-6.13	5.71	17.00	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	M	M
1986	M	M	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	45.00	42.21	56.50	61.29	60.60	47.67	36.81	16.33	6.00
1996	-6.71	2.83	11.87	28.40	42.35	57.00	57.93	57.58	48.30	35.16	13.17	2.48
1997	-3.06	7.06	14.48	30.27	41.03	58.50	60.94	57.81	51.89	37.52	18.70	18.71
1998	5.41	20.63	15.06	37.23	50.32	55.10	61.77	61.19	53.93	40.29	26.79	12.94
1999	1.48	16.44	24.81	37.57	50.28	57.97	63.19	59.45	49.02	35.19	29.73	14.90
2000	1.87	15.92	29.16	33.93	46.00	52.26	59.28	58.99	47.20	38.39	20.77	-4.59
2001	7.67	-2.84	16.23	37.54	48.20	56.54	60.39	56.62	48.68	35.31	32.60	15.34
2002	12.32	16.89	12.20	31.94	41.29	56.90	63.47	56.15	50.90	30.72	22.28	14.46
2003	3.16	1.44	16.83	34.36	44.74	53.49	59.69	60.65	48.67	39.00	20.57	15.52
2004	-1.27	9.97	24.45	34.46	43.55	52.94	59.70	53.08	54.50	39.66	27.08	12.03
2005	2.50	13.36	18.99	39.02	45.47	60.62	62.54	58.30	53.42	40.01	25.61	11.56
2006	18.99	3.01	24.63	40.16	49.30	57.86	64.40	60.57	49.22	34.21	24.86	18.06
2007	9.35	1.59	26.08	33.14	49.59	57.98	62.72	59.29	50.60	42.39	23.42	5.35
2008	-0.57	2.02	16.67	31.46	43.73	54.56	59.87	57.32	50.42	38.50	22.10	-2.43
2009	-6.28	5.84	18.01	32.18	43.50	53.36	55.57	55.81	51.92	34.03	30.20	6.39
2010	2.15	5.39	27.53	39.02	46.86	56.18	61.44	61.73	47.84	39.03	22.70	4.77
2011	-2.78	2.11	14.29	33.26	45.94	54.74	63.76	59.46	47.60	40.25	24.56	16.09
2012	10.46	13.38	32.64	36.86	49.30	57.38	65.79	56.56	45.56	35.43	23.90	7.64
2013	1.63	4.29	11.10	27.41	44.89	56.21	60.92	58.36	52.52	36.94	19.34	-2.37
2014	-6.55	-6.06	13.13	29.96	45.82	57.56	57.20	59.06	48.92	37.34	13.58	15.86
2015	7.61	-1.67	23.00	34.46	45.24	56.42	59.58	55.86	54.98	39.61	29.30	18.35
2016	5.93	14.06	28.52	34.40	46.17	57.14	60.39	59.29	52.46	39.90	31.28	8.02
2017	8.77	17.41	20.79	35.60	45.06	55.70	60.51	56.27	51.98	37.69	21.32	7.67
2018	4.13	-1.49	21.14	24.14	50.81	60.14	60.97	59.64	51.50	33.05	16.46	13.36
2019	-2.90	-3.16	14.41	33.68	42.22	56.48	61.79	56.68	52.64	34.50	20.54	10.17
2020	6.63	4.57	23.99	29.24	45.59	59.18	62.08	59.70	47.48	33.54	25.28	12.61
2021	11.85	-0.27	27.94	33.38	45.94	59.96	62.02	60.05	52.91	36.29	24.80	8.43
2022	-6.73	-4.45	19.11	29.00	46.69	58.22	62.08	59.75	51.14	37.11	22.82	5.81
2023	6.51	3.39	11.21	29.06	48.95	59.42	57.78	59.87	54.32	39.20	23.48	24.05
2024	9.70	19.46	21.84	36.02	47.45	56.48	61.26	62.79	54.26	41.52	26.42	14.12
2025	0.70	0.31	24.45	33.68	47.21	52.88	M	M	M	M	M	M
NCEI Climatology	1.50	5.40	18.60	30.90	43.50	53.60	57.90	55.50	47.18	34.20	20.80	8.20

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1974	M	M	M	M	M	M	M	73.65	61.90	56.38	40.30	26.77
1975	21.70	18.46	28.84	42.53	58.58	65.33	80.02	72.94	59.33	51.82	45.32	27.21
1976	21.78	33.47	34.92	50.33	58.24	69.55	76.52	75.97	64.83	49.19	35.05	24.80
1977	7.39	29.12	35.43	53.48	65.09	70.90	80.32	56.31	64.86	52.45	36.72	-0.64
1978	1.63	12.29	23.61	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	M	M
1986	M	M	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	45.50	51.69	66.68	70.64	69.37	57.18	43.71	23.25	13.76
1996	2.63	12.05	19.77	37.77	51.79	66.50	67.74	68.38	58.41	46.05	20.65	9.08
1997	5.08	16.26	23.16	41.74	51.94	69.58	69.43	67.21	62.51	48.01	24.70	24.95
1998	12.88	27.24	25.52	48.73	61.87	64.40	71.27	71.73	65.68	49.65	33.28	22.74
1999	9.71	24.88	33.31	46.47	59.24	66.97	74.02	69.76	58.85	46.88	40.38	24.27
2000	11.81	24.19	38.86	44.52	58.02	63.02	68.78	69.32	59.05	48.71	27.17	3.19
2001	15.97	6.13	23.13	44.95	57.81	66.23	71.19	69.45	58.40	45.62	41.54	22.30
2002	20.50	26.34	19.66	41.30	52.03	67.16	72.38	66.49	61.34	37.63	29.99	22.51
2003	12.37	11.66	27.58	45.19	55.29	64.10	70.28	72.88	60.20	49.98	27.71	22.10
2004	7.35	17.48	33.54	47.18	53.60	62.96	68.96	63.35	64.70	48.93	35.81	20.39
2005	10.84	22.10	29.36	49.88	54.35	69.53	73.20	68.81	64.43	49.85	34.11	17.69
2006	25.55	13.10	31.68	51.20	59.64	69.02	76.80	71.48	58.52	44.31	34.67	26.60
2007	17.45	10.67	34.21	43.49	61.53	69.68	74.65	69.86	62.87	51.51	31.64	12.87
2008	8.92	11.36	25.18	41.69	54.99	65.84	72.01	69.95	60.98	47.94	34.16	8.69
2009	3.47	15.03	26.51	42.92	56.33	63.47	66.20	66.23	63.17	40.07	38.93	12.55
2010	9.24	13.94	36.24	51.08	57.46	65.63	71.69	71.45	56.54	49.62	30.74	11.33
2011	5.32	12.07	22.42	42.20	55.25	64.43	73.78	69.10	58.94	50.61	33.44	24.57
2012	19.69	22.47	42.68	47.18	59.70	68.30	76.19	67.62	59.63	44.45	32.00	15.74
2013	11.04	13.00	19.84	34.64	54.59	65.02	71.14	70.15	63.35	44.60	28.52	5.81
2014	4.91	4.00	22.13	39.38	56.18	66.47	67.54	68.70	58.73	47.21	20.96	21.26
2015	15.31	7.50	32.72	46.37	55.43	66.65	70.44	66.52	65.60	49.59	37.28	24.22
2016	13.56	21.76	37.75	44.45	57.98	67.49	70.38	69.19	61.28	48.72	39.71	15.13
2017	15.51	26.15	30.40	45.71	55.55	66.44	71.25	65.50	62.30	47.21	29.21	14.96
2018	12.81	9.85	28.66	34.16	63.35	68.90	70.38	69.28	60.53	41.09	23.21	21.43
2019	6.10	5.42	22.80	42.68	52.35	66.77	71.34	66.26	62.06	41.90	27.11	17.48
2020	14.49	14.81	31.77	40.61	55.34	70.10	72.44	69.71	57.92	41.26	34.64	21.49
2021	18.73	6.99	37.11	43.22	57.29	72.80	73.63	71.22	63.89	43.91	33.08	17.63
2022	4.54	7.22	26.60	35.45	56.62	69.56	72.15	69.28	62.63	48.58	29.90	12.78
2023	13.97	14.29	20.59	37.73	61.70	71.03	69.25	70.41	65.15	47.82	33.62	30.40
2024	15.60	28.62	31.80	45.68	58.30	66.08	71.02	70.65	66.32	52.76	33.05	20.33
2025	10.57	9.85	34.87	43.79	58.39	61.64	M	M	M	M	M	M
NCEI Climatology	12.05	16.44	29.40	43.90	56.94	66.25	70.40	68.30	60.34	46.50	31.10	18.10

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
1974	M	M	M	M	M	M	M	47.5%	49.8%	52.1%	63.4%	75.7%
1975	71.8%	69.9%	70.8%	78.7%	63.6%	71.2%	51.7%	58.6%	61.8%	54.2%	56.4%	70.5%
1976	65.7%	62.4%	58.7%	60.9%	51.3%	48.6%	47.7%	47.5%	54.2%	52.1%	47.7%	71.9%
1977	77.0%	66.9%	75.3%	60.2%	62.4%	62.5%	50.5%	58.7%	73.3%	67.0%	72.0%	73.4%
1978	73.6%	80.7%	83.7%	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	M	M
1986	M	M	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	M	M	M	M	M	M	M	M	M	M	M
1994	M	M	M	M	M	M	M	M	M	M	M	M
1995	M	M	M	78.2%	81.2%	73.1%	71.5%	75.0%	79.5%	86.4%	84.2%	84.5%
1996	83.4%	83.2%	81.5%	75.3%	71.5%	74.9%	72.8%	76.2%	77.7%	69.4%	78.8%	83.0%
1997	80.5%	84.5%	82.6%	70.7%	66.5%	70.3%	87.9%	86.1%	81.1%	79.4%	91.5%	93.0%
1998	92.0%	87.5%	82.2%	53.3%	59.2%	68.0%	69.1%	68.4%	61.2%	74.8%	78.2%	72.8%
1999	77.2%	77.1%	68.9%	64.3%	65.9%	65.6%	70.0%	70.5%	71.9%	64.5%	65.0%	79.5%
2000	81.2%	83.9%	71.8%	62.9%	65.6%	72.0%	75.9%	76.1%	64.5%	72.7%	89.4%	81.4%
2001	88.7%	83.9%	85.3%	78.0%	66.1%	73.0%	72.4%	72.3%	76.4%	71.9%	77.7%	86.1%
2002	84.0%	77.8%	76.5%	75.1%	61.7%	71.8%	79.6%	82.0%	73.9%	82.9%	80.8%	82.2%
2003	78.4%	77.4%	76.7%	62.1%	66.2%	73.5%	76.8%	70.6%	69.7%	70.5%	84.4%	87.8%
2004	78.6%	85.4%	82.4%	58.1%	69.8%	71.9%	78.8%	79.4%	80.5%	79.3%	78.7%	83.3%
2005	M	M	M	M	M	M	M	M	M	M	M	100.0%
2006	91.3%	79.3%	82.4%	65.9%	70.3%	69.0%	67.2%	74.1%	81.2%	72.3%	74.2%	83.7%
2007	82.7%	78.3%	82.7%	67.5%	66.2%	71.4%	70.7%	77.4%	72.8%	80.2%	72.3%	90.3%
2008	83.9%	85.3%	81.7%	73.8%	63.8%	71.6%	73.1%	74.5%	80.0%	79.2%	77.7%	76.5%
2009	74.5%	75.9%	76.4%	58.9%	50.7%	63.3%	64.1%	70.5%	71.4%	79.9%	75.3%	78.5%
2010	78.4%	73.9%	71.7%	47.9%	56.9%	67.6%	68.7%	71.6%	71.7%	64.8%	73.1%	79.7%
2011	79.0%	75.7%	74.4%	68.0%	61.2%	68.1%	70.7%	71.5%	63.6%	62.3%	65.6%	70.8%
2012	74.0%	74.5%	71.4%	55.8%	58.7%	60.1%	64.9%	64.5%	50.7%	69.9%	80.5%	85.7%
2013	82.7%	85.3%	82.1%	77.0%	70.6%	73.1%	70.3%	71.6%	76.4%	79.3%	76.8%	82.9%
2014	78.7%	77.3%	75.5%	71.7%	66.6%	73.7%	72.2%	79.3%	79.2%	71.3%	80.7%	87.8%
2015	83.7%	75.8%	72.5%	55.4%	69.8%	71.9%	73.8%	77.4%	73.9%	72.8%	81.6%	90.5%
2016	86.2%	80.3%	76.3%	67.6%	59.1%	70.6%	76.2%	78.5%	78.2%	78.7%	82.7%	84.6%
2017	86.9%	80.2%	69.8%	70.0%	66.2%	63.9%	73.6%	79.9%	79.4%	72.4%	80.2%	81.4%
2018	80.2%	76.3%	77.4%	70.6%	61.2%	76.5%	76.5%	80.9%	78.0%	80.1%	86.1%	86.6%
2019	80.5%	83.3%	83.0%	73.8%	69.4%	68.3%	76.0%	78.7%	83.5%	77.7%	83.6%	88.7%
2020	87.0%	80.8%	81.4%	65.1%	62.3%	65.3%	76.1%	78.0%	74.9%	67.5%	79.1%	84.6%
2021	87.1%	79.6%	73.7%	67.7%	59.2%	54.6%	67.9%	70.2%	71.7%	79.5%	78.2%	84.8%
2022	82.0%	78.9%	77.1%	82.1%	69.0%	60.3%	74.9%	78.5%	70.4%	64.9%	80.6%	83.5%
2023	88.5%	82.0%	81.9%	75.0%	57.4%	66.8%	69.2%	75.1%	75.8%	78.0%	75.3%	86.2%
2024	85.5%	80.7%	65.3%	64.9%	66.0%	69.5%	77.7%	82.9%	70.0%	63.0%	86.2%	87.7%
2025	77.4%	77.9%	72.5%	67.1%	59.2%	74.4%	M	M	M	M	M	M