IEM :: Monthly Summaries

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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 (USC00357817) within the current 1991-2020 dataset.

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Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	1.26
2011	1.77	0.00	2.58	2.24	1.77	0.52	0.76	0.48	0.15	0.76	0.78	1.25
2012	1.41	0.72	3.38	2.86	1.20	2.44	0.74	0.73	0.01	1.46	2.69	3.30
2013	0.91	0.28	0.74	1.18	2.38	1.29	0.10	0.38	3.63	0.47	1.03	0.20
2014	0.71	3.95	4.21	2.17	0.75	1.15	1.90	0.25	0.79	2.76	2.23	3.90
2015	0.85	3.05	2.03	0.73	3.13	0.78	0.83	0.59	0.28	0.54	1.52	3.90
2016	3.07	0.55	2.97	0.97	1.86	1.03	0.32	0.02	0.23	5.29	1.85	2.87
2017	2.20	4.06	2.93	2.91	0.68	1.10	0.20	0.68	0.44	1.04	2.40	0.37
2018	1.72	0.67	2.59	2.42	0.81	0.97	0.00	0.00	0.08	0.75	1.36	2.82
2019	1.83	3.16	1.89	3.35	2.31	0.39	0.04	1.32	2.58	0.60	0.39	1.99
2020	2.31	0.24	1.93	0.66	2.02	0.46	0.00	0.46	0.10	0.32	3.20	1.18
2021	1.18	1.03	0.86	0.83	0.53	1.05	0.51	0.06	1.90	2.91	1.89	0.72
2022	0.78	0.22	0.84	2.01	1.28	1.50	0.40	0.80	0.36	0.16	1.59	3.92
2023	0.88	0.47	2.57	0.78	2.30	2.04	0.00	0.78	1.04	0.95	1.55	2.18
2024	2.19	1.89	2.06	1.54	1.50	0.22	0.20	0.77	0.20	1.40	3.82	4.04
2025	1.36	2.10	2.34	1.47	1.10	0.74	0.84	0.69	1.43	1.66	1.09	4.57
2026	1.29	2.78	1.39	1.50	3.25	0.33	0.15	0.00	2.33	M	M	M
NCEI Climatology	0.96	0.92	1.17	0.80	1.48	0.85	0.48	0.38	0.46	0.60	0.82	1.43

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	M	M	M	M	M	M	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
2010	M	M	M	M	M	M	M	M	M	M	M	29.00
2011	45.10	41.07	42.26	48.00	57.03	68.90	78.74	82.87	80.80	61.87	44.53	45.77
2012	44.00	45.45	45.58	55.83	65.55	69.63	81.65	84.39	80.10	62.35	47.47	42.55
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	78.31	75.47	63.87	47.80	41.00
2015	49.65	50.75	57.48	57.43	63.48	79.80	81.29	82.26	74.23	65.32	42.03	34.13
2016	37.03	47.93	45.39	59.53	62.45	72.53	78.58	82.13	70.67	51.74	49.43	38.03
2017	37.65	42.00	49.06	51.13	68.81	74.97	86.13	86.65	74.23	61.90	45.03	46.90
2018	45.71	43.79	47.48	55.63	70.13	74.50	85.87	84.23	75.23	62.48	51.70	39.03
2019	45.16	35.64	48.16	56.87	63.61	75.33	80.26	83.13	70.13	58.23	54.20	39.35
2020	40.52	49.00	48.39	59.03	65.61	73.90	83.97	85.23	81.33	69.65	48.13	43.26
2021	41.45	43.29	49.35	61.47	67.58	81.33	89.65	85.23	77.50	58.26	51.10	38.68
2022	48.81	50.00	53.71	51.30	60.32	71.67	85.74	86.94	78.77	69.81	44.63	38.48
2023	40.55	44.32	39.68	53.60	66.42	72.63	84.84	82.26	70.27	63.26	46.33	42.19
2024	39.42	40.45	43.65	53.97	61.84	74.67	87.87	78.87	75.07	62.16	40.37	42.61
2025	44.19	40.21	45.23	57.33	65.03	75.13	83.03	81.06	74.30	55.97	51.33	45.61
2026	46.81	45.61	57.10	55.77	67.35	73.37	83.84	83.90	67.04	M	M	M
NCEI Climatology	40.40	44.60	50.50	56.10	65.79	74.00	85.41	84.31	76.10	62.50	47.61	37.70

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	3.00
2011	22.71	19.21	26.35	23.27	29.16	34.90	40.10	42.52	42.27	33.26	24.17	20.03
2012	20.90	18.72	21.58	29.40	30.48	34.53	43.27	42.52	42.50	32.32	26.20	26.91
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	42.77	41.63	35.58	24.03	24.77
2015	27.06	28.11	26.71	25.73	34.19	43.67	47.03	45.48	39.33	40.29	22.50	22.65
2016	22.35	28.31	27.13	33.10	36.10	41.03	44.55	47.16	38.77	35.55	28.97	12.26
2017	15.03	21.79	28.10	25.70	32.23	39.50	48.42	49.29	41.27	28.94	25.53	21.61
2018	26.48	16.07	20.29	27.93	36.06	35.73	46.84	45.16	36.43	31.10	24.47	18.32
2019	23.42	14.61	19.61	29.83	34.52	37.43	41.94	46.13	38.00	25.52	26.33	21.61
2020	24.58	19.24	21.84	28.00	32.94	38.43	43.65	47.10	43.03	33.03	21.97	20.06
2021	21.19	21.39	20.06	27.40	32.35	44.77	51.06	45.45	38.73	31.81	27.53	20.97
2022	22.16	19.29	23.94	21.70	28.84	37.77	49.03	50.26	43.23	37.19	16.73	20.45
2023	18.29	17.25	16.65	24.63	36.52	39.43	47.42	47.68	38.40	33.97	27.80	28.45
2024	27.71	26.28	24.84	28.27	31.55	42.07	51.87	45.77	44.73	35.81	24.53	26.39
2025	21.68	20.57	26.74	29.27	35.74	42.23	49.16	49.29	44.20	32.71	32.27	30.55
2026	27.13	27.46	31.58	29.73	36.48	41.17	48.58	48.06	38.96	M	M	M
NCEI Climatology	19.90	22.03	24.10	27.70	34.20	39.39	45.31	42.60	35.50	29.00	23.19	18.60

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	16.00
2011	33.90	30.14	34.31	35.63	43.10	51.90	59.42	62.69	61.53	47.56	34.35	32.90
2012	32.45	32.09	33.58	42.62	48.02	52.08	62.44	63.24	61.30	47.34	36.83	34.73
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	60.54	58.55	49.73	35.92	32.89
2015	38.35	39.43	42.10	41.58	48.84	61.73	64.16	63.87	56.78	52.81	32.27	28.39
2016	29.69	38.12	36.26	46.32	49.27	56.78	61.56	64.65	54.72	43.65	39.20	25.15
2017	26.34	31.89	38.58	38.42	50.52	57.23	67.27	67.97	57.75	45.42	35.28	34.26
2018	36.10	29.93	33.89	41.78	53.10	55.12	66.35	64.69	55.83	46.79	38.08	28.68
2019	34.29	25.12	33.89	43.35	49.06	56.38	61.10	64.63	54.07	41.87	40.27	30.48
2020	32.55	34.12	35.11	43.52	49.27	56.17	63.81	66.16	62.18	51.34	35.05	31.66
2021	31.32	32.34	34.71	44.43	49.97	63.05	70.35	65.34	58.12	45.03	39.32	29.82
2022	35.48	34.64	38.82	36.50	44.58	54.72	67.39	68.60	61.00	53.50	30.68	29.47
2023	29.42	30.79	28.16	39.12	51.47	56.03	66.13	64.97	54.33	48.61	37.07	35.32
2024	33.56	33.36	34.24	41.12	46.69	58.37	69.87	62.32	59.90	48.98	32.45	34.50
2025	32.94	30.39	35.98	43.30	50.39	58.68	66.10	65.18	59.25	44.34	41.80	38.08
2026	36.97	36.54	44.34	42.75	51.92	57.27	66.21	65.98	53.00	M	M	M
NCEI Climatology	30.15	33.32	37.30	41.90	49.99	56.69	65.36	63.45	55.80	45.75	35.40	28.15

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
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	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	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	M	M	M	M	M	M	M	M	M	M	M	M