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 (USC00088620) 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
2000	M	M	M	M	M	M	M	M	M	0.00	0.00	0.00
2001	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2002	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2003	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2004	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2005	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2006	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2007	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2008	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2009	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2010	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2011	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.12	0.80	0.44	1.44
2012	0.00	0.30	0.00	0.53	1.75	0.91	0.37	2.42	2.96	1.58	1.17	1.78
2013	0.53	0.30	0.05	0.40	2.47	0.75	0.95	0.31	1.43	0.06	0.98	0.71
2014	1.70	0.82	0.94	0.68	0.29	1.00	0.08	0.32	3.77	0.25	0.84	0.60
2015	0.43	0.53	0.53	0.70	0.64	1.16	0.24	1.08	3.58	0.30	2.85	2.72
2016	3.62	M	M	0.01	4.58	0.12	0.02	0.88	0.46	2.40	0.07	M
2017	0.13	2.98	0.12	1.71	0.04	0.47	0.14	0.12	1.90	1.79	M	M
2018	M	M	M	M	0.04	0.00	0.00	0.18	1.44	0.40	0.84	0.10
2019	1.19	0.23	0.76	0.11	0.02	0.37	0.26	0.78	0.85	1.17	3.04	1.95
2020	0.52	0.57	M	3.52	2.44	3.47	0.59	0.34	2.70	5.37	1.93	1.09
2021	0.10	0.40	M	0.20	0.08	2.63	0.28	4.24	1.75	0.39	1.63	0.77
2022	0.33	0.80	0.44	0.03	0.57	1.66	0.01	0.43	1.64	0.26	3.51	1.90
2023	0.02	0.17	0.21	1.60	2.09	1.37	0.20	0.77	0.99	1.16	1.81	1.81
2024	0.41	0.44	0.13	0.48	0.03	1.12	0.26	1.34	1.70	2.06	0.37	2.51
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	3.01	2.71	3.76	3.56	5.66	7.44	6.08	8.49	8.28	6.46	4.16	3.21

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	M	M	M	M	M	M	M	M	M	10.6	7.9	9.5
2001	8.0	8.8	10.3	10.0	9.5	6.4	6.7	6.4	6.6	9.8	9.7	7.9
2002	7.1	8.5	10.0	9.4	9.9	7.6	5.4	6.3	7.3	6.9	8.1	8.7
2003	8.1	9.1	8.9	9.3	8.0	8.1	7.8	6.9	7.1	9.4	10.0	9.6
2004	8.1	8.8	11.9	10.8	11.0	7.4	6.4	6.0	9.7	8.6	9.8	9.8
2005	9.7	8.6	9.4	10.4	9.0	8.2	7.8	6.0	8.6	9.4	9.4	8.2
2006	10.0	7.8	10.1	9.9	6.8	6.5	8.1	5.1	5.3	7.8	8.7	10.2
2007	8.5	8.4	11.8	8.9	11.5	8.4	5.5	5.3	6.9	10.1	8.3	6.8
2008	8.7	8.3	11.4	8.6	10.0	5.4	6.1	7.8	9.1	8.1	7.5	7.5
2009	7.6	9.3	9.8	10.8	8.5	7.0	5.6	6.6	5.2	6.3	8.6	8.6
2010	8.8	9.4	9.9	9.5	9.2	7.6	9.7	7.2	9.7	8.6	9.4	10.0
2011	9.9	9.6	10.2	10.1	10.9	9.1	6.1	7.7	5.8	10.4	10.3	9.0
2012	6.9	8.6	10.3	10.1	7.9	8.7	6.2	6.8	6.2	9.6	8.0	6.9
2013	7.5	7.7	8.4	9.3	8.7	6.4	6.5	7.3	7.4	7.1	14.6	7.7
2014	8.7	6.7	8.3	9.3	8.8	6.3	5.9	5.6	5.2	6.7	9.2	6.6
2015	8.1	8.9	8.3	7.2	9.0	6.6	6.7	5.0	4.6	8.6	9.5	8.8
2016	7.7	8.8	8.6	8.9	7.9	6.8	6.4	6.8	5.1	12.7	8.4	8.4
2017	8.3	6.8	10.3	10.7	8.4	6.7	5.6	6.8	7.3	11.0	7.7	5.7
2018	10.0	8.8	8.6	8.7	8.3	5.3	5.5	5.9	6.8	9.1	6.7	8.0
2019	7.9	7.5	8.4	8.6	8.4	6.1	5.5	6.3	11.6	8.6	6.7	9.2
2020	8.4	8.9	10.6	8.7	8.4	5.9	7.0	6.8	7.5	8.3	12.8	7.5
2021	6.7	8.4	9.4	9.3	9.7	7.3	6.4	6.9	5.5	7.1	8.0	5.1
2022	7.3	9.0	10.1	10.1	8.3	5.4	6.9	6.0	5.6	6.8	8.6	7.3
2023	6.9	8.3	8.6	9.9	7.9	7.1	6.0	7.6	6.8	12.2	10.2	10.4
2024	10.3	8.2	8.5	10.0	8.6	9.0	6.2	7.7	6.9	11.0	9.7	11.0
2025	9.1	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
2000	M	M	M	M	M	M	M	M	M	81.29	78.50	74.67
2001	66.41	78.89	80.23	81.51	84.42	88.77	M	75.86	84.88	82.28	77.49	77.14
2002	73.79	73.31	78.92	81.75	84.72	85.89	87.80	88.33	87.76	85.75	77.76	72.61
2003	67.96	76.91	82.88	79.65	86.84	87.89	89.17	88.26	86.46	84.07	79.58	72.28
2004	72.61	74.32	76.81	80.67	83.52	89.37	89.79	89.34	86.37	82.72	79.15	73.12
2005	72.83	75.01	75.43	78.93	82.61	86.15	89.17	89.25	87.02	83.90	78.68	72.65
2006	74.24	72.44	76.77	83.36	85.65	87.68	88.09	89.35	87.38	84.14	76.58	77.29
2007	75.26	72.96	77.75	82.16	84.61	86.78	89.34	87.80	86.84	84.90	78.50	78.16
2008	73.86	79.11	76.94	79.94	86.00	86.16	86.52	87.22	85.16	81.30	74.96	74.74
2009	72.12	73.01	76.71	80.48	84.55	88.76	89.14	89.60	87.08	86.41	79.16	75.43
2010	66.61	67.74	71.54	78.98	84.90	90.28	90.41	90.53	89.21	84.50	79.04	67.30
2011	72.41	76.55	78.28	84.76	85.30	88.22	88.73	90.47	87.38	81.59	78.50	75.26
2012	73.46	77.31	80.60	82.22	86.64	86.78	89.54	89.83	87.02	82.75	75.56	76.94
2013	77.12	76.16	72.70	82.16	83.33	86.87	87.63	88.50	86.90	84.72	80.60	78.63
2014	72.70	78.61	78.16	81.74	83.21	85.70	87.80	88.50	85.40	82.23	75.56	75.14
2015	72.53	71.47	78.57	83.00	82.11	87.56	88.79	88.55	86.48	83.68	81.44	80.60
2016	68.93	74.52	81.70	83.30	86.93	89.66	92.56	91.52	89.78	86.00	81.14	81.65
2017	78.74	80.99	80.95	84.14	87.51	88.46	91.17	91.40	89.30	84.78	81.32	77.29
2018	72.65	81.05	76.94	83.36	82.92	88.76	91.52	90.12	89.66	85.94	81.02	76.13
2019	72.76	79.31	77.75	82.52	85.83	89.30	90.18	89.25	88.76	86.17	78.86	76.71
2020	75.26	78.30	81.35	83.66	84.14	86.90	90.47	90.12	88.46	85.48	81.56	73.11
2021	73.52	79.89	79.79	82.76	85.42	87.86	88.67	89.02	87.26	85.30	77.24	78.97
2022	72.30	76.49	81.35	81.80	85.54	83.90	89.44	90.35	87.68	82.98	82.19	75.53
2023	76.19	80.39	81.89	82.94	84.55	88.70	91.28	91.34	87.98	84.14	80.38	74.50
2024	74.74	74.70	80.34	81.62	88.67	88.64	90.99	90.41	89.84	83.97	80.66	76.19
2025	70.10	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	74.19	76.22	78.40	82.30	85.70	89.20	90.91	90.60	88.80	85.11	79.70	76.10

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	M	M	M	M	M	M	M	M	M	70.62	63.10	61.24
2001	49.95	65.56	63.19	68.99	71.68	76.20	M	67.43	73.81	71.86	68.49	65.65
2002	58.97	60.68	66.28	70.25	71.83	73.16	74.73	75.90	76.55	73.80	61.67	59.93
2003	49.97	61.44	68.00	66.37	73.47	75.65	75.83	75.72	75.27	73.15	69.05	57.88
2004	56.03	60.31	63.84	64.40	69.06	76.33	75.13	75.77	78.27	72.06	67.38	59.01
2005	58.41	58.74	60.03	62.12	70.62	75.61	78.75	78.05	76.34	73.94	69.14	58.59
2006	61.34	55.66	63.53	68.78	69.74	75.44	77.00	77.56	76.40	71.54	65.18	68.99
2007	64.52	59.90	67.01	68.00	73.81	76.16	78.37	83.03	78.86	78.92	65.96	67.01
2008	61.38	65.77	66.66	69.38	73.17	76.77	77.64	77.00	76.82	72.35	62.30	63.76
2009	57.32	58.16	63.82	67.46	73.34	76.28	76.54	78.92	77.30	74.04	69.32	65.15
2010	52.79	54.56	57.55	68.06	75.14	78.62	79.26	78.28	79.19	73.55	66.68	48.37
2011	57.08	62.09	63.70	69.80	72.12	76.34	77.75	77.41	75.98	70.26	63.56	59.93
2012	56.50	63.84	67.30	67.40	72.18	74.90	75.61	75.95	75.14	71.66	59.72	60.45
2013	61.50	59.77	54.65	69.80	69.63	74.06	72.82	77.41	74.78	71.77	68.66	64.75
2014	54.30	61.19	61.73	66.20	70.15	71.18	74.68	75.14	71.60	68.75	60.50	57.95
2015	57.66	54.31	65.68	69.38	70.85	72.86	73.46	74.39	73.76	71.43	70.82	68.52
2016	54.65	58.69	68.00	69.32	71.83	77.18	79.50	78.97	77.90	76.30	65.84	69.22
2017	60.92	62.79	64.23	70.94	71.89	68.48	75.72	77.58	77.12	73.28	67.34	57.84
2018	54.82	60.29	57.14	65.90	72.59	74.54	76.42	76.65	77.36	72.94	65.60	60.34
2019	55.57	64.85	63.01	68.00	72.41	75.14	76.36	75.95	77.06	76.30	64.34	62.95
2020	59.81	61.48	66.20	69.80	70.96	75.08	76.54	76.77	76.58	75.72	71.00	56.79
2021	55.98	62.99	64.81	65.96	71.77	74.78	76.42	77.23	75.26	73.23	64.16	62.72
2022	56.50	63.24	67.13	69.50	72.41	73.40	78.31	76.88	75.32	70.84	70.53	62.22
2023	59.37	65.00	66.30	69.84	71.17	74.30	77.57	78.59	76.22	73.16	67.58	62.90
2024	60.47	57.87	65.88	66.71	74.33	76.58	78.22	77.46	77.48	74.33	67.10	60.57
2025	52.10	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	55.70	58.66	61.40	66.50	70.79	74.39	75.51	75.80	75.20	71.81	65.10	60.11

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2000	M	M	M	M	M	M	M	M	M	75.95	70.80	67.95
2001	58.18	72.22	71.71	75.25	78.05	82.48	M	71.64	79.35	77.07	72.99	71.39
2002	66.38	66.99	72.60	76.00	78.27	79.52	81.26	82.11	82.16	79.78	69.72	66.27
2003	58.96	69.17	75.44	73.01	80.15	81.77	82.50	81.99	80.86	78.61	74.31	65.08
2004	64.32	67.31	70.32	72.53	76.29	82.85	82.46	82.55	82.32	77.39	73.27	66.06
2005	65.62	66.87	67.73	70.52	76.62	80.88	83.96	83.65	81.68	78.92	73.91	65.62
2006	67.79	64.05	70.15	76.07	77.70	81.56	82.55	83.46	81.89	77.84	70.88	73.14
2007	69.89	67.23	72.38	75.08	79.21	81.47	83.86	85.59	82.85	81.91	72.23	72.59
2008	67.62	72.44	71.80	74.66	79.58	81.46	82.08	82.11	80.99	76.83	68.63	69.25
2009	64.72	65.59	70.26	73.97	78.95	82.52	82.84	84.26	82.19	80.22	74.24	70.29
2010	59.70	61.15	64.55	73.52	80.02	84.39	84.84	84.40	84.20	79.02	72.86	57.84
2011	64.75	69.32	70.99	77.28	78.71	82.28	83.24	83.94	81.68	75.93	71.03	67.59
2012	64.98	70.58	73.95	74.81	79.41	80.84	82.57	82.89	81.08	77.20	67.64	68.70
2013	69.31	67.97	63.67	75.98	76.48	80.44	80.22	82.95	80.84	78.25	74.63	71.69
2014	63.50	69.90	69.95	73.97	76.68	78.44	81.24	81.82	78.50	75.49	68.03	66.55
2015	65.10	62.89	72.12	76.19	76.48	80.21	81.12	81.47	80.12	77.55	76.13	74.56
2016	61.79	66.60	74.85	76.31	79.38	83.42	86.03	85.25	83.84	81.15	73.49	75.43
2017	69.83	71.89	72.59	77.54	79.70	78.47	83.45	84.49	83.21	79.03	74.33	67.56
2018	63.73	70.67	67.04	74.63	77.75	81.65	83.97	83.39	83.51	79.44	73.31	68.23
2019	64.17	72.08	70.38	75.26	79.12	82.22	83.27	82.60	82.91	81.24	71.60	69.83
2020	67.54	69.89	73.78	76.73	77.55	80.99	83.50	83.45	82.52	80.60	76.28	64.95
2021	64.75	71.44	72.30	74.36	78.60	81.32	82.55	83.13	81.26	79.26	70.70	70.85
2022	64.40	69.86	74.24	75.65	78.97	78.65	83.87	83.62	81.50	76.91	76.36	68.87
2023	67.78	72.69	74.10	76.39	77.86	81.50	84.43	84.97	82.10	78.65	73.98	68.70
2024	67.60	66.28	73.11	74.17	81.50	82.61	84.61	83.94	83.66	79.15	73.88	68.38
2025	61.10	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	64.95	67.44	69.90	74.40	78.25	81.80	83.21	83.20	82.00	78.46	72.40	68.10

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
2000	M	M	M	M	M	M	M	M	M	68.5%	73.8%	79.8%
2001	72.5%	75.0%	70.5%	68.3%	70.5%	77.3%	M	70.1%	81.6%	75.1%	75.7%	76.0%
2002	78.0%	75.9%	73.7%	70.9%	72.3%	80.7%	80.4%	78.7%	79.2%	77.2%	75.0%	76.3%
2003	70.6%	76.5%	77.7%	72.3%	76.5%	77.8%	76.7%	81.2%	81.6%	75.9%	71.8%	70.0%
2004	74.2%	76.5%	66.6%	64.9%	69.2%	75.5%	76.8%	81.0%	78.3%	73.8%	71.3%	71.5%
2005	72.7%	71.0%	71.3%	66.8%	73.8%	81.5%	77.8%	78.0%	77.9%	76.8%	75.7%	76.9%
2006	70.8%	70.9%	64.9%	68.8%	70.4%	75.7%	76.8%	74.6%	73.6%	67.4%	69.4%	72.0%
2007	70.9%	67.3%	62.7%	64.3%	65.8%	76.7%	79.8%	79.5%	80.5%	80.1%	76.4%	79.5%
2008	75.7%	81.6%	79.1%	78.2%	79.0%	88.4%	88.3%	59.8%	59.9%	72.4%	71.9%	72.5%
2009	70.4%	65.3%	68.3%	64.5%	71.4%	75.8%	76.7%	76.4%	77.5%	74.7%	71.1%	76.9%
2010	67.7%	65.1%	69.6%	69.4%	72.8%	74.4%	73.6%	76.9%	72.6%	72.1%	67.5%	62.9%
2011	72.4%	71.9%	66.6%	68.0%	65.2%	70.1%	76.8%	76.5%	78.4%	72.3%	75.3%	75.5%
2012	66.2%	73.3%	62.9%	59.4%	70.2%	70.5%	72.9%	76.5%	76.8%	72.3%	71.0%	73.8%
2013	76.4%	69.0%	60.5%	72.5%	71.0%	80.2%	76.8%	73.1%	71.6%	63.8%	64.7%	70.4%
2014	65.4%	70.5%	62.5%	71.0%	74.9%	79.4%	78.8%	78.5%	83.1%	73.6%	75.8%	78.1%
2015	76.0%	70.8%	76.3%	75.8%	70.8%	74.4%	76.0%	77.7%	80.5%	73.5%	74.5%	82.6%
2016	77.2%	56.0%	60.0%	54.4%	67.9%	76.6%	73.6%	78.8%	79.7%	67.7%	67.2%	76.3%
2017	68.1%	73.5%	64.2%	65.7%	74.9%	84.0%	81.5%	82.7%	83.7%	79.3%	81.9%	80.4%
2018	79.0%	79.4%	63.2%	69.4%	77.2%	77.0%	73.5%	75.8%	75.1%	69.8%	73.2%	72.4%
2019	72.6%	76.5%	70.8%	67.9%	70.8%	75.0%	73.7%	78.1%	69.6%	73.9%	72.1%	72.8%
2020	69.8%	69.4%	65.3%	70.3%	71.0%	75.7%	72.9%	75.0%	74.6%	76.2%	72.1%	68.6%
2021	68.8%	71.4%	66.3%	64.2%	63.6%	74.4%	75.2%	74.3%	74.4%	69.6%	69.4%	75.8%
2022	68.9%	70.6%	65.7%	65.9%	70.3%	78.4%	70.7%	71.2%	75.9%	71.0%	74.5%	71.2%
2023	69.0%	68.0%	63.8%	70.1%	67.9%	73.4%	73.1%	73.3%	72.9%	67.5%	72.9%	69.7%
2024	70.1%	66.9%	68.9%	70.9%	72.9%	78.8%	79.6%	81.5%	85.6%	79.8%	76.2%	81.0%
2025	76.2%	M	M	M	M	M	M	M	M	M	M	M