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 (USC00289187) 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	3.39	2.82	3.86	4.17	3.58	5.13	4.65	4.57	3.95	4.37	3.77	4.05

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	42.75
2011	35.94	44.58	53.63	65.47	74.98	82.63	90.25	85.15	78.64	66.69	61.58	50.78
2012	45.64	49.75	63.34	66.91	77.29	82.66	89.77	89.61	82.67	66.13	51.65	52.61
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	84.35	79.40	67.74	52.97	46.42
2015	36.95	32.93	46.54	64.99	80.98	80.41	86.53	87.34	82.44	63.49	57.65	53.18
2016	39.66	43.72	57.34	61.47	70.94	81.25	86.71	85.97	78.46	65.54	58.99	44.55
2017	45.06	51.97	49.50	69.67	71.51	82.63	86.09	83.04	82.67	74.08	56.01	39.29
2018	39.24	49.03	48.36	60.92	80.23	82.55	87.89	86.72	78.64	65.28	51.32	45.96
2019	41.18	45.50	51.19	66.50	73.89	81.17	89.26	84.50	80.65	68.49	52.27	44.51
2020	46.96	47.19	58.63	60.09	72.23	84.38	90.18	86.51	76.89	65.49	61.84	46.40
2021	41.10	40.06	57.39	67.54	75.09	84.01	86.52	86.15	79.07	70.87	55.78	50.72
2022	39.49	48.71	57.88	64.19	76.96	83.23	89.68	90.65	78.86	66.89	59.56	46.77
2023	50.09	51.32	54.47	70.22	75.55	80.97	88.42	83.41	78.33	70.01	52.65	48.47
2024	40.38	45.35	55.97	62.53	74.59	84.95	88.49	82.93	76.23	70.89	58.48	42.55
2025	36.73	36.71	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	37.71	40.61	47.79	59.50	71.01	79.40	84.30	82.81	76.00	64.20	52.60	42.61

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	15.55
2011	13.78	16.22	28.79	41.73	51.98	59.40	64.68	61.71	58.32	42.58	32.63	26.94
2012	21.93	25.94	35.66	38.80	54.35	57.82	65.30	62.32	54.43	45.51	29.41	32.63
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	58.68	52.99	44.15	28.46	29.19
2015	14.02	5.02	21.10	37.39	51.85	58.84	63.11	61.17	56.42	40.92	37.45	37.15
2016	20.74	24.23	34.18	37.97	48.43	56.68	64.50	64.51	56.57	43.85	32.32	23.44
2017	26.03	24.02	24.33	43.53	48.82	57.15	64.03	59.75	56.49	46.25	28.64	23.01
2018	14.88	24.39	28.84	34.92	53.21	57.30	64.12	66.37	59.59	43.33	29.89	26.16
2019	18.71	22.01	25.28	41.08	50.39	57.78	65.64	61.67	52.91	45.48	28.17	24.41
2020	24.53	26.15	32.28	36.75	47.37	58.08	67.22	63.64	52.52	43.36	32.43	24.65
2021	22.39	20.56	28.30	38.97	47.31	59.05	64.27	65.43	55.77	48.18	29.50	28.56
2022	15.03	19.04	29.30	39.09	52.07	56.56	64.10	64.44	53.70	39.53	31.97	22.65
2023	30.59	22.82	29.56	41.00	43.98	55.73	65.56	61.15	55.63	44.99	30.93	32.37
2024	26.83	26.25	36.45	41.20	53.39	60.67	66.12	62.34	54.32	41.95	36.69	25.14
2025	18.31	23.23	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	19.90	20.12	29.00	38.99	49.50	58.31	64.20	62.89	55.90	43.00	34.60	26.90

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	29.15
2011	24.86	30.40	41.21	53.60	63.48	71.02	77.47	73.43	68.48	54.64	47.10	38.86
2012	33.78	37.85	49.50	52.85	65.82	70.24	77.53	75.96	68.55	55.82	40.53	42.62
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	71.51	66.20	55.94	40.71	37.80
2015	25.49	18.98	33.82	51.19	66.42	69.63	74.82	74.26	69.43	52.20	47.55	45.17
2016	30.20	33.98	45.76	49.72	59.68	68.96	75.61	75.24	67.51	54.69	45.65	34.00
2017	35.54	38.00	36.92	56.60	60.16	69.89	75.06	71.39	69.58	60.16	42.33	31.15
2018	27.06	36.71	38.60	47.92	66.72	69.92	76.01	76.55	69.11	54.31	40.61	36.06
2019	29.95	33.75	38.23	53.79	62.14	69.47	77.45	73.09	66.78	56.98	40.22	34.46
2020	35.75	36.67	45.46	48.42	59.80	71.23	78.70	75.07	64.70	54.42	47.13	35.53
2021	31.75	30.31	42.84	53.25	61.20	71.53	75.40	75.79	67.42	59.52	42.64	39.64
2022	27.26	33.87	43.59	51.64	64.51	69.89	76.89	77.55	66.28	53.21	45.77	34.71
2023	40.34	37.07	42.02	55.61	59.77	68.35	76.99	72.28	66.98	57.50	41.79	40.42
2024	33.60	35.80	46.21	51.86	63.99	72.81	77.31	72.64	65.28	56.42	47.59	33.84
2025	27.52	29.97	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	28.80	30.37	38.40	49.25	60.25	68.86	74.25	72.85	65.95	53.60	43.60	34.76

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