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	3.90	2.57	10.13	3.70	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	0.48	M	M	M	M	M	M	M	M
2016	1.57	2.82	1.81	1.06	1.85	0.74	1.61	1.53	2.79	4.92	1.79	1.60
2017	2.28	1.46	1.18	3.41	4.57	4.29	0.90	2.60	2.76	5.94	0.85	0.63
2018	1.87	2.64	1.56	2.58	0.98	2.82	5.08	7.87	4.43	2.88	2.72	0.82
2019	1.75	1.38	0.85	3.22	2.52	2.58	2.12	3.20	0.90	3.75	2.51	1.52
2020	1.89	1.12	1.71	2.09	1.38	1.56	1.49	0.78	0.12	4.35	4.03	3.68
2021	1.72	1.89	1.45	2.95	3.27	1.31	13.14	3.54	4.59	3.90	1.80	3.40
2022	1.42	4.12	3.67	3.82	3.16	3.00	0.05	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	44.45
2011	31.79	37.27	40.80	46.21	52.43	57.01	60.79	57.80	54.97	47.65	44.96	38.86
2012	35.45	38.04	45.15	48.55	53.41	55.82	60.22	59.37	53.93	48.96	40.98	38.21
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	82.18	76.18	65.20	48.98	39.59
2015	31.17	27.71	42.73	59.07	81.34	77.83	84.83	85.41	80.17	60.01	53.73	44.13
2016	34.94	39.14	49.42	56.98	69.74	78.54	84.55	84.64	75.70	60.64	52.11	39.41
2017	39.50	44.75	42.59	66.35	69.57	81.04	83.78	82.09	79.75	72.91	51.12	33.13
2018	34.05	44.83	45.61	55.21	79.46	80.40	87.70	85.10	76.63	60.69	43.39	42.78
2019	35.32	38.71	46.84	61.45	69.03	79.77	88.33	83.46	76.90	63.51	46.83	38.71
2020	41.12	41.30	53.24	56.99	74.08	83.45	87.97	86.37	77.67	64.59	55.88	40.71
2021	36.84	35.11	54.33	64.03	73.91	85.67	80.51	85.28	77.34	67.79	52.79	42.06
2022	34.27	43.34	51.27	59.65	76.96	79.69	87.76	88.06	74.83	61.20	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	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	14.65
2011	5.72	6.07	23.68	34.00	40.06	42.96	45.96	42.77	42.69	36.18	30.83	26.69
2012	23.46	25.91	30.75	33.65	40.95	43.40	46.15	45.78	39.93	36.59	29.39	29.64
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	54.09	46.81	40.14	24.65	22.76
2015	2.34	-4.77	13.12	31.29	47.26	52.36	58.18	58.50	51.30	35.63	29.26	30.05
2016	17.84	16.75	28.20	30.42	45.01	50.77	58.72	58.23	50.59	39.11	28.80	13.19
2017	16.58	15.45	16.51	36.87	44.19	53.59	58.15	54.38	52.31	41.15	25.88	11.95
2018	7.97	16.40	23.07	31.13	46.20	51.51	60.00	61.91	47.15	37.08	24.69	17.77
2019	10.61	12.90	18.53	34.50	44.65	52.85	60.44	55.71	46.25	38.05	23.71	16.34
2020	17.57	15.18	25.14	32.37	42.82	54.04	63.22	57.23	47.10	36.84	26.77	19.56
2021	17.39	12.57	22.31	34.24	44.26	56.36	59.20	61.68	51.87	43.50	26.12	21.89
2022	4.27	12.50	22.95	34.93	46.58	52.57	51.51	61.32	49.56	34.61	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	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	29.55
2011	18.76	21.67	32.63	40.10	46.24	49.99	53.37	50.28	48.83	41.91	37.89	32.78
2012	29.46	31.98	37.95	41.10	47.18	49.71	53.19	52.58	46.93	42.77	35.18	33.92
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	68.14	61.50	52.67	36.82	31.18
2015	16.76	11.47	27.92	45.18	64.30	65.10	71.50	71.96	65.74	47.82	41.50	37.09
2016	26.39	27.94	38.81	43.70	57.37	64.66	71.63	71.44	63.15	49.88	40.45	26.30
2017	28.04	30.10	29.55	51.61	56.88	67.31	70.96	68.23	66.03	57.03	38.50	22.54
2018	21.01	30.62	34.34	43.17	62.83	65.95	73.85	73.50	61.89	48.88	34.04	30.27
2019	22.96	25.81	32.68	47.97	56.84	66.31	74.38	69.59	61.58	50.78	35.27	27.52
2020	29.34	28.24	39.19	44.68	58.45	68.75	75.60	71.80	62.39	50.71	41.32	30.13
2021	27.11	23.84	38.32	49.14	59.08	71.01	69.86	73.48	64.61	55.65	39.45	31.98
2022	19.27	27.92	37.11	47.29	61.77	66.13	69.63	74.69	62.19	47.90	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	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