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 (USC00044232) 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	M
2011	M	M	M	M	M	0.44	1.18	0.83	0.16	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	0.55	0.14	M	M	M	M	M	M	0.00	M	M	M
2017	M	M	M	M	M	M	M	M	31.39	39.52	37.76	36.73
2018	29.88	45.53	48.45	34.56	34.65	16.69	26.95	18.19	29.42	47.84	49.99	37.68
2019	67.47	16.03	15.46	11.29	15.38	94.01	46.30	16.71	43.38	14.30	42.69	13.17
2020	12.57	13.51	15.04	16.16	53.48	96.09	54.09	95.92	11.87	182.93	52.94	16.20
2021	15.93	12.52	15.52	14.54	16.61	16.05	14.89	16.58	134.92	15.67	58.64	16.58
2022	42.33	13.90	14.39	14.11	40.13	24.52	48.90	14.21	14.82	13.69	13.58	16.90
2023	20.67	13.62	20.54	2.61	10.67	12.20	14.67	15.73	16.95	14.47	12.56	44.09
2024	12.48	37.32	14.02	12.82	14.03	15.20	15.53	15.91	16.64	15.79	17.13	9.38
NCEI Climatology	1.36	0.96	0.74	0.18	0.13	0.13	0.11	0.15	0.11	0.24	0.47	0.87

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
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	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	-60.00	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	33.14	26.03
2016	25.16	30.00	M	M	M	M	M	M	40.25	M	M	M
2017	M	M	M	M	M	M	M	0.00	21.39	20.08	19.99	19.90
2018	19.99	19.95	20.11	20.29	20.18	20.24	21.70	22.14	20.11	19.96	19.89	20.00
2019	16.74	26.46	36.16	45.87	43.88	59.64	67.66	69.56	60.59	54.78	46.49	34.83
2020	39.30	40.54	34.29	44.43	56.19	62.90	69.59	69.76	67.54	60.57	45.95	40.57
2021	40.37	40.78	38.13	47.68	56.35	67.27	69.36	69.76	66.17	51.16	49.21	35.91
2022	41.83	40.09	43.23	47.16	56.16	64.20	69.45	66.16	61.41	52.87	40.10	33.78
2023	28.90	30.94	32.53	43.97	47.81	52.14	70.28	63.82	59.46	54.09	41.73	38.56
2024	35.11	30.48	30.93	41.58	50.29	65.10	69.78	66.65	61.14	55.50	39.62	40.34
NCEI Climatology	57.70	61.51	69.20	75.90	85.41	96.20	102.09	100.90	92.70	80.70	67.41	56.59

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	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	-60.00	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	-7.85	-17.35
2016	-15.77	-10.36	M	M	M	M	M	M	-3.67	M	M	M
2017	M	M	M	M	M	M	M	-12276.00	12.24	16.06	15.26	13.46
2018	10.91	16.34	17.36	-7515.92	14.85	10.63	13.77	10.15	12.66	16.69	17.87	16.11
2019	5.89	-1.08	7.33	19.20	19.93	26.13	37.58	40.39	29.67	25.87	18.35	8.91
2020	13.36	13.02	7.60	17.99	28.17	27.77	36.40	34.96	39.71	24.59	16.64	12.24
2021	12.48	12.19	8.65	20.87	26.09	34.92	44.41	39.13	30.72	21.04	25.26	9.79
2022	13.03	11.96	15.48	21.20	25.91	30.77	41.91	41.55	36.21	27.55	12.20	-3616.33
2023	2.94	2.64	1.02	13.95	22.74	28.15	42.12	38.04	32.39	27.57	20.48	18.45
2024	13.85	8.63	10.91	16.73	27.29	39.25	44.63	39.92	35.28	30.78	17.32	18.47
NCEI Climatology	30.00	33.20	38.60	44.10	52.50	62.21	67.19	64.90	58.20	47.60	36.00	28.81

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	M
2011	M	M	M	M	M	M	M	M	M	M	M	M
2012	M	M	-60.00	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	10.15	4.34
2016	4.69	9.82	M	M	M	M	M	M	2.83	M	M	M
2017	M	M	M	M	M	M	M	-6138.00	16.82	18.07	17.62	16.68
2018	15.45	18.14	18.73	-3747.81	17.51	15.44	17.73	16.15	16.38	18.32	18.88	18.05
2019	11.32	12.69	21.74	32.54	31.90	42.89	52.62	54.98	45.13	40.33	32.42	21.87
2020	26.33	26.78	20.95	31.21	42.18	45.33	52.99	52.36	53.63	42.58	31.29	26.41
2021	26.42	26.49	23.39	34.28	41.22	51.10	56.89	54.45	48.45	36.10	37.24	22.85
2022	27.43	26.02	29.35	34.18	41.04	47.48	55.68	53.85	48.81	40.21	26.15	-1791.27
2023	15.92	16.79	16.77	28.96	35.28	40.14	56.20	50.93	45.93	40.83	31.11	28.50
2024	24.48	19.56	20.92	29.16	38.79	52.18	57.21	53.28	48.21	43.14	28.47	29.41
NCEI Climatology	43.85	47.35	53.90	60.00	68.96	79.20	84.64	82.90	75.45	64.15	51.71	42.70

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