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 (USW00014745) 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
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
NCEI Climatology	2.80	2.86	3.28	3.43	3.47	3.77	3.62	3.63	3.63	4.43	3.44	3.70

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
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	29.37	37.69	46.05	59.27	71.35	79.98	87.10	82.18	76.56	62.50	57.09	44.82
2012	38.15	42.49	57.06	63.38	73.87	78.26	86.42	85.17	74.65	64.49	49.28	44.08
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	81.07	75.34	63.56	48.12	39.87
2015	31.43	27.48	42.32	58.28	80.52	77.26	84.30	84.56	79.39	59.43	53.28	44.48
2016	34.96	38.92	48.58	56.52	68.92	78.07	83.82	84.55	75.15	60.12	52.38	39.54
2017	39.89	44.37	41.98	65.60	69.03	80.38	83.69	81.58	78.74	71.80	51.09	32.97
2018	34.63	44.63	44.68	54.23	78.44	79.58	87.41	84.68	76.37	59.56	43.38	40.21
2019	34.86	37.54	45.87	60.69	68.22	79.83	88.12	83.02	75.86	62.78	46.15	38.98
2020	40.82	40.24	52.30	55.98	72.90	82.52	87.57	85.43	76.73	63.45	55.38	40.37
2021	36.51	34.65	53.30	63.09	72.97	84.93	80.93	84.99	76.58	66.61	52.24	42.14
2022	34.07	43.36	50.42	59.20	76.26	79.18	87.29	87.52	74.15	65.49	55.89	42.70
2023	41.19	41.20	47.55	61.93	73.76	77.67	86.78	80.17	76.60	65.94	45.89	42.17
2024	33.90	41.42	47.40	56.77	70.88	79.62	86.35	78.72	74.34	63.59	52.29	36.90
2025	30.19	32.15	48.21	58.62	62.33	M	M	M	M	M	M	M
NCEI Climatology	31.60	34.93	43.59	57.50	69.30	77.82	83.01	81.71	73.70	60.90	48.40	37.11

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	-4.59	3.65	20.02	34.25	45.89	51.59	57.88	53.19	51.72	38.41	27.00	18.66
2012	12.72	17.06	27.15	32.57	47.85	52.78	58.03	57.35	45.34	39.46	24.30	25.26
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	52.30	45.83	39.00	23.23	20.95
2015	-0.14	-7.96	11.21	30.05	43.71	50.95	56.90	56.97	49.32	34.15	28.54	29.03
2016	16.21	15.30	26.95	28.67	43.34	50.93	57.13	56.28	48.75	37.30	27.80	11.48
2017	14.12	14.07	15.73	35.51	43.07	52.02	56.91	52.55	51.08	39.54	24.62	9.58
2018	6.08	14.11	22.35	29.66	44.11	49.87	58.49	60.75	51.73	35.84	23.21	16.46
2019	9.19	10.97	16.80	33.41	43.18	50.96	58.67	53.94	44.08	36.73	21.91	14.39
2020	15.87	13.35	24.28	30.88	41.40	52.14	61.92	55.52	45.38	34.84	25.04	17.82
2021	15.89	9.94	20.67	32.81	42.04	54.57	58.31	60.58	50.24	41.92	25.14	20.30
2022	1.80	10.53	21.73	33.01	44.78	33.58	57.47	59.66	47.90	34.76	25.15	18.32
2023	21.82	11.46	24.54	35.56	38.69	53.31	62.04	55.42	52.00	41.24	25.00	26.98
2024	19.77	18.36	28.62	33.39	47.34	55.23	61.82	57.17	48.29	35.01	29.98	17.21
2025	9.34	10.69	25.47	34.21	40.80	M	M	M	M	M	M	M
NCEI Climatology	12.90	14.83	23.30	33.30	44.10	53.71	59.20	57.20	49.01	37.80	28.70	19.51

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	12.65	20.67	33.04	46.76	58.62	65.79	72.49	67.68	64.14	50.46	42.05	31.74
2012	25.43	29.77	42.11	47.98	60.86	65.52	72.22	71.26	59.99	51.97	36.79	34.67
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	66.68	60.58	51.28	35.86	30.41
2015	15.64	9.76	26.76	44.17	62.12	64.11	70.60	70.77	64.35	46.79	40.91	36.75
2016	25.59	27.11	37.76	42.59	56.13	64.50	70.48	70.41	61.95	48.71	40.09	25.51
2017	27.01	29.22	28.86	50.55	56.05	66.20	70.30	67.07	64.91	55.67	37.86	21.27
2018	20.36	29.37	33.51	41.94	61.27	64.73	72.95	72.71	64.05	47.70	33.29	28.34
2019	22.02	24.25	31.33	47.05	55.70	65.40	73.40	68.48	59.97	49.76	34.03	26.69
2020	28.35	26.80	38.29	43.43	57.15	67.33	74.74	70.48	61.06	49.14	40.21	29.09
2021	26.20	22.30	36.99	47.95	57.50	69.75	69.62	72.79	63.41	54.27	38.69	31.22
2022	17.94	26.95	36.08	46.10	60.52	56.38	72.38	73.59	61.03	50.12	40.52	30.51
2023	31.51	26.33	36.05	48.75	56.23	65.49	74.41	67.79	64.30	53.59	35.45	34.58
2024	26.83	29.89	38.01	45.08	59.11	67.42	74.09	67.95	61.31	49.30	41.14	27.06
2025	19.76	21.42	36.84	46.42	51.57	M	M	M	M	M	M	M
NCEI Climatology	22.25	24.88	33.45	45.40	56.70	65.76	71.10	69.45	61.35	49.35	38.55	28.31

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