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 (USC00359588) 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	16.21
2011	11.14	7.31	15.12	7.75	3.90	2.79	1.09	0.07	2.55	5.51	9.65	9.34
2012	14.26	7.81	14.74	11.12	3.96	4.08	0.88	0.59	0.19	12.78	14.34	17.48
2013	7.26	5.06	4.32	4.28	6.04	3.29	0.02	2.76	9.03	2.21	5.37	3.04
2014	3.87	10.80	10.51	3.87	4.60	2.90	0.92	0.39	2.90	11.34	9.55	15.49
2015	3.82	9.49	7.96	4.41	2.00	0.33	0.23	1.42	0.86	5.36	11.20	25.81
2016	14.49	9.11	11.83	3.84	1.25	1.54	2.15	0.27	1.68	17.31	15.75	11.86
2017	10.56	19.79	18.40	9.85	5.02	4.07	0.26	0.40	2.45	7.17	13.01	6.16
2018	12.83	4.95	8.57	9.65	0.47	2.24	0.09	0.51	0.74	4.51	6.67	11.82
2019	6.78	12.29	3.34	8.95	2.06	2.94	1.12	0.30	4.77	3.76	3.13	8.19
2020	18.53	7.82	4.93	4.38	6.88	3.25	0.05	0.88	3.15	2.95	10.07	11.06
2021	13.39	10.97	6.12	1.43	2.02	2.46	0.30	0.44	3.01	8.66	11.05	13.61
2022	7.74	5.16	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	11.85	9.06	9.66	6.56	4.35	3.07	0.91	0.91	2.09	6.24	10.72	13.19

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	51.25
2011	51.68	48.93	52.45	52.48	56.26	61.53	63.19	63.74	63.97	61.10	53.57	50.97
2012	52.35	52.45	50.74	56.10	57.16	60.60	62.26	62.29	59.97	58.03	55.87	48.61
2013	50.10	49.86	52.32	54.43	59.77	62.57	61.55	64.06	64.33	58.16	55.50	47.68
2014	55.23	52.61	55.87	58.03	62.77	61.57	63.19	63.94	66.73	63.71	56.63	54.87
2015	58.05	58.18	58.19	56.23	57.47	59.83	66.32	65.55	63.93	63.32	55.63	52.16
2016	54.39	57.48	57.06	60.70	61.00	62.60	64.16	64.06	64.43	61.26	57.93	50.19
2017	50.42	53.36	54.19	56.33	60.10	64.27	63.94	65.77	67.33	61.97	58.03	54.13
2018	55.68	50.96	52.87	57.03	59.94	64.00	65.45	66.00	64.73	61.65	57.20	53.68
2019	54.19	46.89	54.35	56.33	59.26	61.97	66.19	68.94	66.60	59.61	54.37	53.10
2020	53.58	54.14	54.00	59.40	67.19	70.40	69.26	68.84	70.80	66.48	61.63	57.77
2021	54.00	52.39	53.68	58.50	61.03	66.10	66.19	66.23	62.23	57.74	56.17	48.74
2022	52.90	49.82	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	53.30	53.81	54.69	56.80	59.09	62.20	64.19	64.60	64.51	61.20	55.70	52.40

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	43.29
2011	41.21	38.21	42.52	41.24	45.71	50.83	51.35	51.71	51.47	50.42	42.70	38.77
2012	40.94	41.00	38.91	44.03	45.68	49.53	53.32	50.61	47.23	47.13	45.90	40.58
2013	39.03	41.00	41.39	43.87	47.77	51.30	50.16	52.06	54.10	45.58	43.77	34.94
2014	41.61	41.36	43.90	44.60	49.84	50.67	52.23	51.61	52.13	52.87	44.13	45.19
2015	45.71	45.43	45.00	41.87	48.40	48.73	53.81	52.45	50.47	51.90	41.73	42.58
2016	44.06	45.79	44.48	46.33	48.32	50.10	52.55	49.81	47.47	50.39	47.30	37.39
2017	37.48	42.29	43.13	42.63	48.23	53.03	51.19	53.19	53.40	49.16	48.23	41.45
2018	45.71	38.68	39.52	43.93	48.32	52.33	53.42	54.45	49.53	48.00	44.63	42.29
2019	42.42	35.93	37.58	45.27	47.32	48.90	53.65	54.97	53.57	43.45	41.77	43.58
2020	45.61	42.38	41.35	47.00	56.65	60.00	56.55	55.26	58.07	53.13	50.47	47.32
2021	44.48	42.14	39.94	43.77	49.71	55.20	55.42	54.23	50.73	49.32	48.27	41.35
2022	43.39	38.71	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	42.40	41.28	41.60	43.29	47.20	50.20	51.80	51.70	50.29	47.70	44.39	40.81

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	47.27
2011	46.45	43.57	47.48	46.86	50.98	56.18	57.27	57.73	57.72	55.76	48.13	44.87
2012	46.65	46.72	44.83	50.07	51.42	55.07	57.79	56.45	53.60	52.58	50.88	44.60
2013	44.56	45.43	46.85	49.15	53.77	56.93	55.85	58.06	59.22	51.87	49.63	41.31
2014	48.42	46.98	49.89	51.32	56.31	56.12	57.71	57.77	59.43	58.29	50.38	50.03
2015	51.88	51.80	51.60	49.05	52.93	54.28	60.06	59.00	57.20	57.61	48.68	47.37
2016	49.23	51.64	50.77	53.52	54.66	56.35	58.35	56.94	55.95	55.82	52.62	43.79
2017	43.95	47.82	48.66	49.48	54.16	58.65	57.56	59.48	60.37	55.56	53.13	47.79
2018	50.69	44.82	46.19	50.48	54.13	58.17	59.44	60.23	57.13	54.82	50.92	47.98
2019	48.31	41.41	45.97	50.80	53.29	55.43	59.92	61.95	60.08	51.53	48.07	48.34
2020	49.60	48.26	47.68	53.20	61.92	65.20	62.90	62.05	64.43	59.81	56.05	52.55
2021	49.24	47.27	46.81	51.13	55.37	60.65	60.81	60.23	56.48	53.53	52.22	45.05
2022	48.15	44.27	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	47.85	47.55	48.15	50.05	53.15	56.20	58.00	58.15	57.40	54.45	50.04	46.60

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