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 (USC00161292) 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
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	M	0.00	0.00	0.00	0.27	0.00	0.00	0.00	0.12	0.00	0.04	0.00
2011	0.00	0.00	0.08	0.00	0.00	0.13	0.05	0.00	0.00	0.00	0.00	0.00
2012	1.29	4.41	0.40	0.00	0.68	2.46	0.92	0.60	0.00	0.00	0.00	0.00
2013	0.04	2.55	0.50	0.00	0.00	0.00	0.00	0.29	0.00	0.03	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	5.42	4.38	4.78	4.50	3.82	7.19	7.22	7.19	6.62	4.40	3.60	3.87

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	14.5	13.7	11.3	15.5	12.0	11.0	15.5	10.4	14.4	12.2	14.1	15.9
2011	15.4	14.6	14.4	15.6	14.1	9.3	6.7	6.3	12.2	16.4	17.6	16.6
2012	14.5	16.9	14.5	13.5	8.4	12.1	5.6	7.1	8.0	14.5	16.2	16.3
2013	17.7	15.5	15.2	16.8	13.0	9.8	8.5	10.0	13.2	14.4	19.5	17.0
2014	17.1	15.6	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
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	68.28	62.34	66.95	73.04	82.81	87.64	84.69	108.30	122.06	80.60	78.86	68.46
2011	84.20	97.83	81.18	79.34	81.53	90.64	89.77	91.98	85.40	77.52	76.22	74.27
2012	75.32	71.10	73.17	78.14	83.97	85.04	90.53	93.62	85.55	80.60	71.51	74.45
2013	70.85	74.17	70.38	75.08	77.17	84.80	86.64	86.17	84.80	13.75	72.98	69.97
2014	64.52	71.60	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	62.00	66.19	70.90	77.00	82.60	87.30	89.70	89.50	86.20	80.00	71.59	65.40

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	60.99	53.79	59.93	68.90	77.29	81.54	80.11	82.70	83.22	74.97	68.24	57.43
2011	57.55	60.35	68.35	72.80	75.90	80.78	81.47	85.54	78.74	72.82	67.76	63.99
2012	63.47	62.97	66.61	69.74	75.32	76.70	80.72	80.67	83.30	78.80	65.75	64.05
2013	64.28	63.69	61.96	68.12	73.05	80.00	80.99	80.37	80.90	6.96	66.32	63.06
2014	54.76	65.60	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	46.60	50.89	55.51	61.90	69.31	75.01	76.71	76.21	73.89	65.39	56.80	49.79

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	64.64	58.07	63.44	70.97	80.05	84.59	82.40	95.50	102.42	77.78	73.55	62.95
2011	70.87	79.09	74.76	76.07	78.71	85.71	85.62	88.76	82.07	75.17	71.99	69.13
2012	69.39	67.04	69.89	73.94	79.64	80.87	85.62	87.14	84.43	79.70	68.63	69.25
2013	67.56	68.93	66.17	71.60	75.11	82.40	83.81	83.27	82.85	10.36	69.65	66.52
2014	59.64	68.60	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	54.30	58.54	63.20	69.45	75.96	81.15	83.20	82.85	80.05	72.70	64.19	57.60

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
2009	M	M	M	M	M	M	M	M	M	M	M	M
2010	72.1%	68.1%	67.8%	79.5%	80.7%	74.1%	79.0%	78.7%	81.9%	61.7%	69.8%	65.3%
2011	68.4%	81.8%	83.5%	77.4%	73.8%	69.9%	72.5%	66.1%	70.0%	60.3%	69.5%	77.1%
2012	70.0%	99.7%	100.0%	98.5%	100.0%	100.0%	100.0%	87.3%	73.0%	69.3%	64.5%	70.0%
2013	75.8%	71.1%	63.2%	83.3%	77.3%	80.0%	76.6%	76.4%	76.7%	62.6%	74.9%	80.1%
2014	68.1%	94.4%	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