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 (USC00041072) 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	4.10
2011	0.73	1.65	1.50	0.29	0.17	1.14	0.45	0.05	0.36	0.58	0.21	0.00
2012	2.43	0.17	0.59	0.05	0.06	0.01	0.02	1.34	0.00	0.46	0.54	4.45
2013	0.25	0.04	0.38	0.10	0.31	0.00	1.23	0.54	0.37	0.10	0.12	0.31
2014	1.19	0.81	1.41	0.26	0.85	0.19	1.33	1.20	0.54	0.00	0.28	0.58
2015	0.08	0.55	0.07	0.45	2.72	1.72	1.92	0.27	0.08	0.93	1.01	1.32
2016	2.11	0.51	1.22	1.59	3.26	0.34	0.47	0.01	0.02	1.30	0.05	1.33
2017	7.93	4.33	1.18	2.06	0.07	0.10	0.07	0.65	0.68	0.00	2.35	0.02
2018	0.06	0.08	2.10	0.21	1.01	0.00	0.54	0.21	0.03	0.19	0.00	1.77
2019	0.00	3.89	1.79	0.00	0.33	0.15	0.00	0.00	0.05	0.00	0.10	2.36
2020	0.60	0.10	0.24	0.93	0.18	0.00	0.45	0.20	0.00	0.00	0.00	2.18
2021	3.39	0.37	0.53	0.10	0.92	0.00	2.25	0.00	0.03	M	0.00	M
2022	0.00	0.00	M	0.00	0.00	0.00	0.00	M	0.06	0.00	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	2.01	1.52	0.87	0.62	0.68	0.44	0.48	0.39	0.23	0.70	0.78	1.51

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	43.13
2011	36.86	37.89	46.12	56.25	59.62	71.63	82.63	84.04	78.00	65.48	52.67	46.07
2012	49.18	47.37	52.21	60.73	70.52	78.26	85.96	86.17	80.00	66.83	56.95	41.03
2013	32.50	45.00	57.76	62.70	69.31	82.06	86.65	81.48	74.97	64.50	55.62	46.84
2014	54.81	49.07	55.16	61.07	68.10	78.43	85.63	78.83	77.50	71.90	58.67	47.87
2015	52.58	56.46	60.00	61.76	63.19	79.03	80.13	83.26	79.13	67.03	47.90	44.39
2016	41.41	53.41	54.94	59.87	62.48	78.40	85.06	84.16	76.13	64.74	57.83	46.10
2017	32.65	44.43	55.35	56.73	67.23	78.60	86.84	83.74	76.14	68.44	58.24	52.73
2018	53.95	49.83	47.23	62.15	67.21	81.00	86.93	84.78	78.69	65.18	62.56	58.00
2019	50.00	34.55	47.29	60.91	61.31	76.21	84.42	81.20	71.50	64.21	59.09	38.75
2020	47.25	53.08	52.05	56.96	70.50	79.33	85.59	89.17	82.15	68.71	54.60	42.73
2021	43.59	41.70	46.48	57.45	67.00	80.52	89.40	84.60	80.40	67.80	59.78	44.50
2022	38.40	44.50	M	61.14	63.75	78.89	79.33	M	79.67	74.57	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	43.20	45.49	52.40	59.29	66.80	76.70	84.91	83.60	77.61	66.50	54.70	44.60

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	17.00
2011	4.61	4.96	17.75	24.75	27.83	38.15	41.93	39.81	36.74	26.37	16.17	4.68
2012	10.50	15.00	22.34	24.83	28.96	37.05	42.00	43.17	34.22	23.29	15.48	14.24
2013	-5.20	11.11	19.83	23.35	28.30	38.65	43.23	37.45	33.27	18.15	15.93	4.00
2014	8.26	16.86	20.42	22.27	29.97	36.87	44.22	42.72	34.03	23.39	15.93	15.73
2015	11.19	15.29	10.39	20.52	33.10	39.40	42.84	38.94	34.50	27.81	11.87	7.58
2016	13.48	14.41	19.74	19.37	29.03	33.53	41.16	39.06	30.30	25.16	18.87	13.13
2017	7.65	19.79	21.61	27.20	33.42	41.10	45.77	45.58	37.77	20.69	22.41	10.80
2018	18.85	12.21	16.15	26.70	35.14	39.04	46.71	39.85	31.23	20.59	9.00	-2.00
2019	8.17	1.20	12.81	24.52	28.88	37.33	42.79	39.70	27.75	14.04	7.73	8.95
2020	7.46	4.12	12.91	20.09	22.07	32.00	35.12	39.67	32.85	14.25	12.37	3.00
2021	7.60	5.86	12.42	15.27	26.28	34.43	42.29	37.55	29.18	13.67	15.89	-16.00
2022	-5.43	11.25	M	30.40	31.88	44.60	38.67	M	40.67	23.29	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	10.30	13.11	20.19	24.69	31.70	38.60	43.41	40.90	33.70	24.10	16.98	11.50

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	30.07
2011	21.11	21.43	31.94	40.50	43.72	54.89	62.28	61.93	57.37	45.93	34.42	25.17
2012	29.84	31.19	37.28	42.78	49.74	57.66	63.98	64.67	56.98	45.06	36.21	27.64
2013	13.65	27.81	38.79	43.02	48.23	60.35	64.94	59.47	54.12	41.33	35.78	25.42
2014	31.53	32.96	37.79	41.67	49.03	57.65	64.93	60.78	55.77	47.65	37.30	31.82
2015	31.89	35.88	35.19	41.14	48.15	59.22	61.48	61.10	56.82	47.42	29.88	25.98
2016	27.44	33.91	37.34	39.62	45.76	55.97	63.11	61.61	53.22	44.95	38.35	29.61
2017	20.15	32.11	38.48	41.97	50.32	59.85	66.31	64.66	56.95	44.56	40.32	31.77
2018	36.40	30.64	31.69	44.43	51.18	60.02	66.82	62.31	54.96	42.88	35.78	28.00
2019	29.08	17.88	30.05	42.72	45.10	56.77	63.60	60.45	49.62	39.12	33.41	23.85
2020	27.36	28.60	33.00	38.66	45.64	55.65	60.25	62.00	57.50	46.88	33.48	22.00
2021	24.40	23.80	29.58	37.23	46.78	57.83	65.82	60.91	54.88	40.67	37.83	8.50
2022	16.93	28.19	M	43.90	47.81	63.20	59.00	M	60.17	48.93	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	26.75	29.30	36.30	41.99	49.25	57.65	64.16	62.25	55.65	45.30	35.84	28.05

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