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 (USC00165296) 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
2011	M	M	M	M	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2012	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2013	0.00	0.00	0.00	0.51	0.00	0.00	0.00	0.00	0.00	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	0.25	M
2016	M	0.03	M	M	M	M	0.00	1.44	M	M	M	M
2017	M	M	0.25	M	1.23	M	0.13	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	5.43	4.15	3.60	5.47	4.27	6.91	8.09	6.76	6.27	4.18	4.72	4.37

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	8.1	6.6	6.6	9.4	13.7	15.3	15.1
2012	12.7	15.1	13.3	12.5	8.6	9.5	5.5	5.1	11.9	12.8	12.2	14.4
2013	15.1	13.6	15.5	15.8	13.2	6.9	9.0	8.7	13.0	12.1	16.7	12.7
2014	15.5	12.1	14.3	13.1	12.6	8.4	5.7	7.6	10.2	9.9	16.0	12.4
2015	15.1	12.8	10.3	10.7	13.9	9.0	6.9	8.0	10.9	16.1	15.0	13.1
2016	15.7	13.6	13.4	13.6	12.1	8.2	5.7	8.5	9.7	14.5	13.4	14.0
2017	14.5	12.1	13.0	14.8	13.2	11.4	5.7	7.2	10.8	14.9	11.6	15.3
2018	16.4	10.7	13.2	13.3	10.1	9.3	6.7	7.1	9.3	14.3	13.4	16.2
2019	14.0	13.0	13.5	15.6	15.1	8.0	10.8	6.6	14.2	13.8	13.2	13.5
2020	15.3	12.4	11.1	14.8	6.5	M	M	M	M	M	M	M
2021	0.0	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
2011	M	M	M	M	M	87.20	89.14	89.77	84.68	78.34	75.32	70.09
2012	70.09	69.30	78.28	80.66	85.19	89.10	93.95	96.91	88.57	83.21	75.20	73.98
2013	70.73	71.66	67.47	75.38	81.41	90.80	88.15	87.57	86.00	81.18	72.14	67.19
2014	65.50	67.55	69.22	74.57	78.22	85.24	88.92	89.08	86.69	81.12	71.88	69.87
2015	65.79	64.93	73.17	78.74	83.15	86.72	88.90	88.30	84.74	80.02	77.60	74.50
2016	66.72	69.55	73.17	76.34	80.54	86.09	89.77	89.08	87.04	82.05	76.94	74.08
2017	72.02	73.60	74.21	78.32	80.89	84.74	88.79	89.23	M	80.28	75.26	69.50
2018	62.14	75.59	72.85	74.48	82.76	88.52	88.15	89.25	87.20	83.50	73.52	69.34
2019	66.61	72.18	71.38	74.42	82.68	85.94	87.66	45.80	87.24	82.40	73.04	69.68
2020	69.80	70.11	75.95	77.66	80.60	M	M	M	M	M	M	M
2021	63.50	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	73.60	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	59.60	63.39	69.29	75.10	82.00	87.70	89.50	90.20	86.80	79.50	69.21	61.90

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	81.63	82.86	85.42	79.70	73.46	67.88	62.60
2012	63.24	62.97	69.92	71.54	76.48	80.41	81.30	83.99	79.31	74.45	67.10	63.82
2013	61.85	63.31	59.00	66.68	72.99	80.66	80.60	81.94	81.50	75.46	65.06	59.99
2014	53.95	58.42	61.55	67.92	72.53	79.37	81.59	82.40	79.84	76.13	62.95	63.08
2015	57.32	57.60	66.32	72.20	77.41	80.36	82.75	80.96	79.04	74.97	70.94	67.83
2016	58.13	61.54	67.94	70.76	74.50	79.83	83.91	82.17	81.93	77.93	71.84	66.57
2017	64.76	66.60	68.41	72.02	74.68	78.74	82.28	83.60	M	74.56	69.41	60.20
2018	52.96	68.06	65.73	68.36	77.18	81.80	81.94	82.11	79.52	77.99	64.70	61.73
2019	57.72	64.53	63.61	68.72	76.91	80.48	81.71	42.80	82.15	76.01	65.84	62.66
2020	62.14	61.79	70.03	70.94	73.40	M	M	M	M	M	M	M
2021	61.70	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	73.60	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	40.80	44.91	51.41	57.81	66.10	71.89	73.41	72.70	68.80	58.51	49.01	43.20

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	84.41	86.00	87.60	82.19	75.90	71.60	66.35
2012	66.66	66.14	74.10	76.10	80.83	84.76	87.63	90.45	83.94	78.83	71.15	68.90
2013	66.29	67.49	63.24	71.03	77.20	85.73	84.37	84.75	83.75	78.32	68.60	63.59
2014	59.73	62.99	65.39	71.25	75.37	82.31	85.26	85.74	83.27	78.63	67.41	66.48
2015	61.55	61.27	69.74	75.47	80.28	83.54	85.83	84.63	81.89	77.49	74.27	71.16
2016	62.43	65.55	70.55	73.55	77.52	82.96	86.84	85.62	84.48	79.99	74.39	70.33
2017	68.39	70.10	71.31	75.17	77.78	81.74	85.54	86.41	M	77.42	72.34	64.85
2018	57.55	71.83	69.29	71.42	79.97	85.16	85.04	85.68	83.36	80.75	69.11	65.53
2019	62.16	68.35	67.49	71.57	79.79	83.21	84.68	44.30	84.70	79.21	69.44	66.17
2020	65.97	65.95	72.99	74.30	77.00	M	M	M	M	M	M	M
2021	62.60	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	73.60	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	50.20	54.15	60.35	66.46	74.05	79.80	81.45	81.45	77.80	69.00	59.11	52.55

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
2011	M	M	M	M	M	74.8%	71.7%	69.8%	70.5%	60.1%	66.4%	76.3%
2012	73.3%	81.5%	77.5%	70.3%	73.6%	72.7%	69.4%	65.0%	69.4%	61.8%	60.3%	66.2%
2013	73.2%	71.1%	58.3%	80.9%	76.8%	71.3%	71.4%	71.8%	73.1%	69.1%	73.5%	75.2%
2014	64.7%	83.3%	78.5%	79.1%	78.1%	78.8%	71.2%	71.6%	75.2%	63.4%	62.6%	74.7%
2015	74.2%	71.3%	81.4%	83.9%	77.4%	72.2%	71.1%	69.0%	73.2%	70.8%	73.6%	73.4%
2016	66.1%	63.6%	79.6%	77.2%	78.9%	78.1%	70.7%	72.3%	72.8%	65.5%	65.3%	78.8%
2017	70.4%	78.6%	76.6%	72.9%	74.7%	79.3%	71.9%	72.1%	M	69.1%	69.4%	75.2%
2018	71.1%	89.3%	67.7%	72.4%	82.0%	76.8%	75.3%	74.9%	80.7%	76.5%	74.2%	76.0%
2019	71.9%	87.0%	83.2%	80.2%	87.6%	81.9%	80.8%	66.0%	73.1%	75.3%	69.6%	73.8%
2020	73.9%	73.4%	84.6%	77.4%	58.5%	M	M	M	M	M	M	M
2021	57.7%	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