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 (USC00313503) 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
2002	M	M	M	M	0.41	1.51	3.35	2.29	2.01	0.65	1.13	0.87
2003	0.24	1.98	1.58	4.02	5.19	2.22	4.89	4.36	2.40	2.71	1.29	3.35
2004	0.74	1.53	0.44	1.61	2.86	4.64	1.71	4.53	3.22	0.63	1.51	0.75
2005	1.31	1.03	1.80	1.31	1.85	1.21	2.36	1.25	2.31	4.21	1.97	2.33
2006	1.30	0.63	1.02	2.40	2.98	5.08	4.80	5.63	4.57	3.02	4.59	4.31
2007	2.19	1.63	0.86	1.91	1.09	3.09	1.22	1.35	1.47	1.99	0.19	3.11
2008	0.92	3.25	4.02	3.89	1.53	0.62	1.98	2.52	4.71	1.11	3.04	1.38
2009	1.52	1.58	3.11	1.16	5.43	3.22	7.74	6.33	2.35	1.61	5.57	5.41
2010	4.68	3.89	5.91	0.93	5.47	2.61	3.31	3.23	10.69	1.14	0.71	1.77
2011	0.79	2.15	3.03	4.46	1.42	0.86	6.90	4.52	1.40	1.71	3.63	0.71
2012	2.71	1.81	2.72	1.80	4.34	1.90	3.77	4.05	3.60	2.38	0.71	4.34
2013	1.56	3.70	1.30	2.92	2.30	9.75	6.79	3.30	3.31	1.96	2.56	4.26
2014	2.25	1.93	4.01	5.53	2.92	3.00	7.86	1.96	0.20	0.07	0.22	M
2015	M	0.14	0.07	0.13	0.06	0.23	0.20	0.29	0.24	0.06	2.68	4.71
2016	2.06	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	0.30	3.71	1.99	3.25	5.13	2.86	4.76	0.02	M	M
2020	0.82	1.07	1.22	0.07	4.65	7.43	2.80	8.84	6.92	2.05	5.82	4.77
2021	6.54	6.73	2.35	1.10	1.61	11.01	6.22	6.32	1.71	1.04	1.02	2.79
2022	4.76	1.81	1.87	2.54	3.03	0.63	2.96	5.18	3.41	0.32	1.98	2.23
2023	3.19	2.79	2.36	3.77	2.48	2.30	4.29	3.47	3.24	0.55	2.41	6.32
2024	1.93	0.74	3.63	0.73	3.41	0.63	8.76	8.15	8.34	0.31	1.92	1.61
2025	1.03	2.00	1.62	2.27	4.73	0.97	M	M	M	M	M	M
NCEI Climatology	3.76	3.25	3.94	3.82	4.01	4.43	5.50	6.08	7.27	3.54	3.39	3.64

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	M	6.0	6.1	4.1	4.5	4.5	4.2	4.4	6.1
2003	6.5	6.7	6.0	6.6	5.5	5.2	5.6	3.7	5.3	4.0	5.0	5.0
2004	6.7	6.4	6.7	7.0	6.1	4.3	3.0	3.8	4.9	3.7	3.8	5.4
2005	7.1	6.2	6.7	8.2	5.5	4.1	4.2	2.3	5.1	4.7	4.8	5.0
2006	6.6	6.2	6.5	6.4	5.4	3.9	4.5	3.5	3.7	4.1	4.9	3.7
2007	6.0	5.9	6.2	6.9	5.7	4.5	3.8	3.8	3.9	3.3	4.7	5.0
2008	5.2	6.6	7.9	6.7	6.7	5.2	4.4	2.5	4.7	3.8	4.9	5.2
2009	5.5	6.6	6.3	6.8	5.7	4.4	4.3	3.0	3.9	4.7	5.5	4.5
2010	5.9	5.6	5.7	5.5	5.7	5.4	4.7	2.9	4.1	4.7	5.8	6.2
2011	6.1	8.0	7.4	8.3	5.8	6.8	5.0	4.5	3.5	5.1	5.3	3.3
2012	4.4	4.3	2.2	2.8	4.7	5.0	5.0	3.4	3.4	5.1	5.4	5.7
2013	4.6	5.7	6.4	6.3	6.4	7.0	4.6	4.1	3.7	4.2	5.3	4.5
2014	5.8	5.9	7.9	7.5	5.6	4.5	4.5	3.4	4.1	4.2	5.1	4.8
2015	5.2	7.2	6.4	5.3	5.0	5.1	4.2	2.8	4.5	5.3	3.7	4.3
2016	5.7	7.0	6.1	7.0	4.6	4.6	4.5	3.1	4.1	4.9	3.9	4.4
2017	5.2	5.5	6.4	7.2	5.9	5.0	5.1	3.8	4.5	3.9	3.7	4.6
2018	5.4	6.1	7.2	6.8	5.7	4.3	4.2	3.4	2.3	4.5	5.5	4.8
2019	5.2	5.5	6.0	6.2	5.0	5.0	4.1	3.7	4.1	4.2	4.8	5.2
2020	5.7	6.0	4.4	5.5	5.4	5.1	3.6	2.9	4.3	3.4	3.2	4.0
2021	3.3	4.9	6.3	5.4	5.0	4.3	3.6	1.6	3.4	4.8	5.2	5.5
2022	6.3	6.3	7.1	6.6	7.0	5.0	6.1	3.8	4.2	4.5	4.9	4.4
2023	5.0	6.4	6.1	6.2	6.8	5.1	3.8	4.2	4.5	3.9	4.1	4.1
2024	6.1	6.5	6.6	7.4	4.9	4.8	5.1	4.2	5.1	3.6	4.8	5.3
2025	5.1	5.8	7.5	7.1	5.4	5.2	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
2002	M	M	M	M	79.42	89.21	90.57	89.12	82.53	72.12	60.48	50.61
2003	45.83	51.69	63.92	70.08	75.93	86.39	88.40	88.99	80.53	71.61	69.84	53.43
2004	49.10	52.91	66.03	76.67	87.55	85.90	90.58	84.92	81.09	73.37	65.48	54.52
2005	53.34	54.99	61.03	73.99	78.71	88.67	91.04	88.97	84.82	73.69	66.92	52.90
2006	60.51	55.85	63.70	74.96	77.35	84.20	94.13	93.72	81.14	70.44	64.16	60.57
2007	55.75	51.32	68.58	72.20	81.82	90.47	102.20	99.87	84.44	78.63	62.30	59.06
2008	51.05	59.68	65.04	70.58	77.87	91.04	90.18	88.21	81.68	71.08	59.78	58.36
2009	48.84	56.25	61.17	73.82	81.39	88.48	88.17	88.38	80.78	71.71	64.61	52.30
2010	49.00	48.50	64.38	77.15	83.26	92.78	92.04	90.77	87.50	75.68	64.67	43.78
2011	47.86	60.14	62.70	74.82	81.35	91.16	92.15	88.67	81.38	71.02	66.92	59.46
2012	56.45	57.82	70.90	71.42	81.70	85.58	92.50	85.19	81.14	71.08	57.27	60.43
2013	55.74	53.53	57.97	72.80	79.63	85.44	87.76	85.94	81.70	72.20	62.30	58.83
2014	49.94	54.30	58.55	74.25	83.17	91.07	90.03	83.54	80.16	75.53	58.98	54.44
2015	50.60	45.67	63.18	72.22	81.93	89.94	88.97	87.01	82.15	71.79	66.16	66.62
2016	48.43	54.02	69.31	71.68	77.60	87.00	90.97	89.59	83.86	75.29	64.89	53.63
2017	55.80	66.19	63.05	77.67	80.03	86.38	89.52	86.59	81.67	75.98	63.17	52.87
2018	48.58	64.89	57.07	70.49	82.75	89.51	89.24	87.40	88.55	70.70	60.71	56.53
2019	52.72	59.85	61.08	73.84	86.50	86.15	91.54	87.92	86.24	77.39	58.99	58.19
2020	58.28	59.36	67.39	71.89	75.95	83.91	91.59	87.57	79.52	75.93	68.64	54.77
2021	50.56	52.16	66.48	73.85	80.61	84.35	87.52	88.89	84.15	77.46	62.07	63.96
2022	50.39	60.31	67.91	74.01	82.07	89.27	90.64	87.91	82.99	71.34	66.89	54.53
2023	59.59	63.56	65.22	74.74	76.32	84.32	90.14	89.42	82.00	74.78	64.14	59.34
2024	55.88	59.32	66.77	74.95	82.02	90.04	89.69	86.91	81.42	74.51	66.89	56.06
2025	47.21	57.14	68.65	76.87	79.77	85.31	M	M	M	M	M	M
NCEI Climatology	51.61	54.91	62.39	71.70	78.60	85.60	88.31	86.19	81.50	72.80	62.40	54.79

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	M	52.30	65.63	70.50	67.97	64.86	55.14	38.97	32.55
2003	28.83	33.51	43.46	49.92	57.88	66.15	71.35	72.51	61.56	49.79	45.88	32.38
2004	30.81	33.71	42.06	52.10	65.39	68.97	70.75	66.38	64.35	53.55	42.67	32.94
2005	35.50	35.25	38.52	49.89	55.48	68.28	71.43	69.81	64.90	53.95	42.02	32.46
2006	39.43	33.86	40.19	48.08	52.90	64.28	69.86	70.15	59.84	47.62	42.44	36.24
2007	35.89	30.84	41.17	47.48	56.45	65.36	66.03	60.99	60.32	54.65	37.46	38.56
2008	32.41	35.60	41.29	50.12	54.76	67.76	67.01	66.55	63.20	46.40	38.18	37.52
2009	31.65	33.32	41.13	48.71	59.68	67.72	67.61	70.18	61.10	50.84	44.78	32.88
2010	28.65	29.82	40.43	49.51	62.38	71.44	71.25	69.98	62.76	50.61	38.62	26.12
2011	28.01	35.49	39.51	50.61	57.49	67.22	70.85	67.83	63.38	46.92	42.68	36.88
2012	35.08	35.66	47.85	47.78	61.03	61.58	71.83	68.64	59.78	50.00	35.38	39.73
2013	35.86	33.03	35.54	50.23	57.15	67.83	71.51	67.18	59.68	52.78	38.14	37.29
2014	27.19	33.99	36.08	48.88	59.86	68.36	71.15	66.05	64.18	50.64	36.00	36.03
2015	30.61	26.50	40.13	50.55	58.96	69.38	70.13	66.04	64.36	50.17	46.00	47.74
2016	31.32	35.43	46.06	47.98	58.35	67.63	71.72	70.87	66.12	53.86	39.81	34.67
2017	37.47	38.54	37.80	55.91	59.87	65.63	70.90	68.72	62.69	52.89	38.36	33.54
2018	26.45	42.80	36.21	45.06	65.07	68.91	68.35	69.46	71.10	51.13	41.31	38.01
2019	32.89	38.01	39.10	51.86	62.26	65.93	69.54	68.07	65.22	55.16	36.77	36.85
2020	37.61	39.39	47.14	46.08	55.45	66.11	70.93	70.37	62.54	54.14	44.18	32.70
2021	32.05	34.12	43.19	46.92	53.95	66.04	69.38	70.72	61.41	54.93	36.20	40.83
2022	28.89	35.35	42.95	47.52	61.05	64.89	71.79	68.25	60.57	48.06	43.82	32.60
2023	37.40	41.52	41.75	50.79	55.50	62.32	70.26	69.10	62.11	50.35	37.10	36.33
2024	33.58	36.10	43.98	50.76	60.73	65.80	71.10	67.45	64.41	49.21	45.06	34.85
2025	26.93	35.35	44.25	52.95	60.52	65.47	M	M	M	M	M	M
NCEI Climatology	31.60	33.38	39.11	47.50	57.90	66.50	71.10	69.20	63.31	51.60	40.00	34.80

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	M	65.86	77.42	80.54	78.55	73.69	63.63	49.73	41.58
2003	37.33	42.60	53.69	60.00	66.91	76.27	79.88	80.75	71.04	60.70	57.86	42.90
2004	39.95	43.31	54.05	64.38	76.47	77.44	80.66	75.65	72.72	63.46	54.07	43.73
2005	44.42	45.12	49.77	61.94	67.10	78.48	81.23	79.39	74.86	63.82	54.47	42.68
2006	49.97	44.86	51.95	61.52	65.13	74.24	81.99	81.94	70.49	59.03	53.30	48.40
2007	45.82	41.08	54.88	59.84	69.13	77.78	84.05	81.27	72.38	66.64	49.88	48.81
2008	41.73	47.64	53.16	60.35	66.32	79.40	78.60	77.38	72.44	58.74	48.98	47.94
2009	40.25	44.79	51.15	61.27	70.53	78.10	77.89	79.28	70.94	61.27	54.69	42.59
2010	38.83	39.16	52.40	63.33	72.82	82.11	81.65	80.38	75.13	63.15	51.65	34.95
2011	37.93	47.81	51.11	62.71	69.42	79.19	81.50	78.25	72.38	58.97	54.80	48.17
2012	45.76	46.74	59.38	59.60	71.37	73.58	82.17	76.91	70.46	60.54	46.33	50.08
2013	45.80	43.28	46.75	61.51	68.39	76.63	79.63	76.56	70.69	62.49	50.22	48.06
2014	38.57	44.15	47.32	61.57	71.52	79.71	80.59	74.79	72.17	63.08	47.49	45.23
2015	40.61	36.09	51.65	61.38	70.44	79.66	79.55	76.53	73.25	60.98	56.08	57.18
2016	39.87	44.72	57.69	59.83	67.98	77.32	81.34	80.23	74.99	64.57	52.35	44.15
2017	46.64	52.37	50.42	66.79	69.95	76.01	80.21	77.66	72.18	64.43	50.77	43.20
2018	37.52	53.85	46.64	57.78	73.91	79.21	78.79	78.43	79.82	60.91	51.01	47.27
2019	42.81	48.93	50.09	62.85	74.38	76.04	80.54	78.00	75.73	66.28	47.88	47.52
2020	47.94	49.37	57.26	58.98	65.70	75.01	81.26	78.97	71.03	65.03	56.41	43.74
2021	41.30	43.14	54.83	60.39	67.28	75.19	78.45	79.80	72.78	66.20	49.13	52.40
2022	39.64	47.83	55.43	60.77	71.56	77.08	81.21	78.08	71.78	59.70	55.36	43.56
2023	48.50	52.54	53.49	62.77	65.91	73.32	80.20	79.26	72.06	62.56	50.62	47.84
2024	44.73	47.71	55.38	62.85	71.37	77.92	80.39	77.18	72.91	61.86	55.98	45.46
2025	37.07	46.24	56.45	64.91	70.14	75.39	M	M	M	M	M	M
NCEI Climatology	41.60	44.15	50.75	59.60	68.25	76.05	79.70	77.70	72.40	62.20	51.20	44.80

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
2002	M	M	M	M	58.4%	62.2%	69.5%	69.1%	75.1%	79.1%	73.5%	69.7%
2003	59.3%	71.1%	73.2%	68.9%	75.0%	71.8%	78.9%	80.9%	77.7%	75.2%	70.6%	69.7%
2004	62.0%	70.0%	65.9%	62.5%	71.6%	80.7%	81.3%	86.1%	86.9%	84.7%	80.8%	70.7%
2005	70.8%	70.6%	66.8%	58.8%	66.1%	72.2%	73.8%	77.7%	74.5%	77.5%	73.1%	72.8%
2006	71.2%	63.5%	60.8%	66.8%	72.2%	76.6%	71.0%	74.1%	73.4%	71.1%	73.0%	68.5%
2007	69.9%	58.5%	62.5%	57.6%	67.3%	71.7%	74.1%	71.4%	73.4%	77.5%	70.8%	76.2%
2008	70.6%	70.4%	63.8%	74.0%	69.3%	63.7%	71.6%	72.2%	79.3%	74.9%	71.6%	74.8%
2009	70.8%	58.0%	69.8%	63.6%	73.4%	70.5%	74.7%	84.0%	82.4%	82.4%	83.6%	78.9%
2010	68.0%	69.7%	67.1%	65.7%	73.1%	72.0%	74.3%	79.8%	71.3%	74.0%	69.2%	66.0%
2011	71.7%	65.5%	71.4%	71.3%	70.0%	64.2%	72.2%	77.6%	83.9%	76.8%	77.3%	77.3%
2012	70.8%	74.4%	76.7%	68.7%	78.1%	70.2%	77.5%	86.3%	83.5%	82.2%	75.4%	78.4%
2013	79.9%	73.2%	61.2%	70.7%	71.8%	80.2%	84.2%	83.4%	82.3%	85.1%	73.2%	81.6%
2014	68.3%	76.3%	70.6%	67.2%	69.6%	69.8%	73.7%	84.8%	86.7%	77.4%	74.6%	81.8%
2015	71.4%	64.4%	69.8%	71.9%	73.2%	76.0%	80.6%	82.3%	88.0%	84.1%	83.9%	88.4%
2016	72.4%	71.1%	72.1%	65.8%	80.4%	75.3%	83.2%	85.9%	88.0%	80.2%	75.8%	78.1%
2017	77.1%	63.8%	65.2%	72.5%	76.8%	79.0%	82.8%	85.4%	86.7%	83.4%	80.7%	75.6%
2018	68.5%	81.1%	67.6%	68.7%	81.6%	78.6%	81.0%	87.1%	85.7%	82.0%	82.2%	82.9%
2019	74.0%	75.8%	69.1%	73.6%	71.9%	78.4%	79.4%	84.9%	84.1%	83.2%	79.7%	81.2%
2020	76.6%	75.2%	75.3%	70.1%	77.1%	84.4%	85.4%	91.2%	89.3%	87.3%	83.9%	82.5%
2021	81.1%	80.3%	70.0%	65.3%	69.5%	85.6%	85.7%	88.1%	82.3%	82.2%	71.3%	79.8%
2022	71.0%	71.9%	66.4%	64.4%	77.3%	66.6%	83.2%	82.1%	80.5%	78.5%	77.1%	74.6%
2023	76.1%	73.3%	67.9%	71.5%	70.8%	76.3%	82.7%	81.4%	83.4%	79.3%	72.7%	78.2%
2024	71.6%	67.3%	68.8%	66.7%	78.4%	69.9%	81.6%	84.4%	87.1%	78.2%	79.0%	74.1%
2025	62.3%	72.0%	61.4%	68.9%	75.3%	80.8%	M	M	M	M	M	M