IEM :: Monthly Summaries

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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 (USC00148946) 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
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	0.04	0.36	0.65	1.22	8.68	3.50	1.11	3.33	0.05	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	1.52	3.18	1.71	0.00	0.64
2015	0.01	0.00	0.01	2.38	4.43	1.32	4.25	5.43	0.66	0.00	M	0.00
2016	M	M	0.00	0.68	M	0.00	0.00	0.63	M	M	0.38	0.02
2017	0.09	0.05	1.76	3.44	7.53	1.59	2.11	0.74	1.98	2.32	0.08	0.01
2018	0.25	0.08	0.73	1.05	4.06	2.54	1.29	0.00	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	0.00
2020	M	M	M	M	M	M	M	M	M	M	M	0.00
2021	0.00	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	0.00	0.00	0.33
2023	0.05	0.42	0.14	0.42	4.54	5.85	1.55	5.18	0.68	2.84	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	0.59	0.81	1.29	2.31	4.17	3.45	3.87	3.90	2.28	1.71	0.98	0.89

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
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
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	36.69	38.40	56.28	67.59	75.36	88.96	98.46	93.65	95.00	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	93.08	80.77	73.68	51.20	40.86
2015	45.30	42.71	61.65	69.30	72.30	87.88	92.59	89.04	90.75	68.00	M	44.33
2016	M	M	65.00	77.00	M	91.00	91.00	88.00	M	M	69.38	38.25
2017	43.81	52.25	62.10	67.35	75.09	89.08	95.25	85.92	83.70	71.60	56.79	53.73
2018	45.29	40.33	57.58	65.25	83.93	92.70	92.86	84.00	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	44.50
2020	M	M	M	M	M	M	M	M	M	M	M	37.67
2021	47.43	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	68.00	59.58	44.06
2023	43.81	50.07	56.50	73.38	82.22	89.67	94.93	96.24	90.84	81.11	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	41.80	46.06	57.20	66.49	75.99	86.80	92.29	89.90	82.20	69.80	55.91	43.90

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	13.50	13.20	32.11	39.59	50.54	62.82	70.54	67.70	63.40	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	67.17	54.67	43.61	24.60	23.24
2015	17.55	14.88	30.20	43.00	51.53	64.92	67.81	63.48	64.67	41.00	M	27.00
2016	M	M	35.00	47.00	M	70.00	69.50	66.67	M	M	38.88	15.75
2017	22.27	23.31	32.80	41.57	50.96	64.08	70.46	58.80	56.70	44.20	31.50	25.00
2018	19.12	14.47	29.11	33.79	57.00	66.80	67.43	58.00	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	27.00
2020	M	M	M	M	M	M	M	M	M	M	M	23.33
2021	24.71	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	40.00	32.83	23.00
2023	22.25	19.79	30.64	41.19	56.07	64.12	70.64	68.28	59.39	53.94	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	18.60	21.42	30.49	39.71	51.50	62.50	67.30	65.11	56.09	42.70	30.70	22.10

Average Daily Temperature (high+low)/2 [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	25.09	25.80	44.19	53.59	62.95	75.89	84.50	80.67	79.20	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	80.12	67.72	58.75	37.90	32.05
2015	31.43	28.79	45.92	56.15	61.92	76.40	80.20	76.26	77.71	54.50	M	35.67
2016	M	M	50.00	62.00	M	80.50	80.25	77.33	M	M	54.12	27.00
2017	33.10	37.78	47.45	54.46	63.02	76.58	82.85	72.36	70.20	57.90	44.14	39.37
2018	32.21	27.40	43.34	49.52	70.46	79.75	80.14	71.00	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	35.75
2020	M	M	M	M	M	M	M	M	M	M	M	30.50
2021	36.07	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	54.00	46.21	33.53
2023	33.03	34.57	43.57	57.29	69.15	76.90	82.79	82.26	74.63	67.53	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	30.20	33.74	43.85	53.10	63.75	74.65	79.80	77.50	69.15	56.25	43.30	33.00

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
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	M	M	M	M	M	M	M	M	M
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