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 (USC00097171) 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
2003	M	M	M	M	M	M	M	M	M	M	M	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	0.00	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	M	0.00	0.00
2013	0.00	0.00	0.00	0.00	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	M	M
2016	M	M	M	M	M	0.00	0.00	M	M	M	M	M
2017	M	M	M	M	M	M	0.00	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	1.71	4.30	3.21	0.13	0.21	0.02	0.31	5.37	0.05	2.96	2.20
2025	0.08	1.48	3.44	1.73	3.48	10.90	2.72	M	M	M	M	M
NCEI Climatology	4.21	4.44	4.81	3.19	2.72	4.87	4.61	5.84	3.48	2.58	2.79	4.10

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	M	M	M	M	M	M	4.3
2004	3.9	5.7	4.3	3.5	4.3	3.5	3.2	3.1	8.2	3.2	4.2	4.5
2005	5.1	5.1	4.8	5.1	3.9	3.7	3.0	2.9	4.9	4.5	4.7	4.9
2006	5.0	4.7	5.1	5.8	5.3	4.5	3.6	3.8	3.9	4.2	5.2	4.6
2007	4.7	5.0	4.0	5.6	5.8	4.8	4.0	2.7	5.5	5.6	4.5	3.8
2008	4.6	4.3	5.7	4.5	5.6	3.9	3.9	5.4	5.3	5.4	4.7	4.5
2009	4.9	4.9	5.0	6.1	5.8	3.6	4.3	2.4	3.9	4.0	3.7	5.5
2010	5.4	5.2	5.1	4.1	4.0	3.0	3.3	3.1	2.7	3.6	5.1	6.2
2011	5.9	6.2	6.7	6.1	5.6	5.6	3.8	4.0	3.8	4.8	5.2	4.6
2012	4.5	5.1	4.8	4.9	4.8	5.6	4.1	3.8	4.0	M	3.9	4.4
2013	5.4	5.0	6.4	5.2	5.1	4.7	3.9	3.4	4.3	3.8	6.6	5.1
2014	6.0	4.9	5.4	5.1	3.7	4.3	4.2	4.6	4.1	2.9	4.9	4.1
2015	5.4	6.0	4.9	4.8	4.5	3.8	4.5	3.5	5.0	5.2	5.1	3.9
2016	5.2	6.3	4.9	5.2	4.2	4.2	3.9	3.7	3.6	5.0	4.1	5.0
2017	5.1	5.2	5.9	4.8	5.2	3.6	3.4	3.8	4.7	6.0	3.8	4.8
2018	5.3	4.4	6.3	5.7	3.5	3.5	3.1	3.0	3.6	5.1	3.9	4.3
2019	4.7	4.6	5.0	4.8	4.2	4.5	3.1	3.1	4.6	4.9	4.5	5.7
2020	5.0	6.0	4.9	5.0	4.8	4.2	3.6	3.1	5.6	5.0	5.5	4.0
2021	4.9	5.1	5.3	4.6	5.4	4.2	3.2	3.3	2.9	2.9	3.6	4.2
2022	6.0	4.5	5.1	3.6	2.7	1.5	1.0	0.7	2.5	3.7	6.4	4.5
2023	4.4	5.7	5.6	5.2	5.4	5.1	3.8	3.4	3.8	4.5	5.0	5.1
2024	5.7	5.2	4.7	4.9	4.1	4.6	2.8	4.8	4.9	5.4	4.7	4.9
2025	6.2	5.1	6.1	4.5	4.6	3.7	3.9	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
2003	M	M	M	M	M	M	M	M	M	M	M	60.96
2004	61.64	60.03	74.97	78.93	89.52	91.68	93.20	91.21	86.75	82.46	73.86	62.77
2005	65.61	66.41	68.93	75.92	84.41	88.71	93.16	92.23	91.63	80.37	75.09	61.93
2006	67.94	64.21	72.82	81.80	85.19	90.68	93.43	94.01	87.68	79.85	69.80	67.59
2007	62.25	63.82	77.52	80.54	88.79	92.36	94.01	95.75	89.96	83.33	73.04	69.63
2008	59.81	68.87	72.70	79.49	87.16	93.62	92.74	90.18	88.34	77.29	67.03	64.61
2009	62.66	65.56	73.34	78.38	85.42	94.40	90.01	87.45	87.08	80.43	71.72	62.25
2010	58.54	57.71	67.71	82.04	89.14	92.48	95.46	91.81	89.54	83.79	74.18	57.66
2011	57.78	68.32	75.37	84.74	89.60	97.28	94.54	98.37	89.54	78.57	73.63	68.87
2012	68.52	69.37	80.43	81.27	86.16	87.54	92.99	88.79	86.99	M	65.84	65.79
2013	67.59	63.56	65.04	77.48	82.17	88.40	87.92	89.89	86.24	79.61	68.42	67.42
2014	55.92	65.43	67.71	76.94	85.54	91.46	93.43	95.17	87.62	82.40	68.06	66.55
2015	60.97	59.71	74.50	80.48	88.15	92.36	94.54	92.39	86.19	80.73	76.40	74.39
2016	60.34	66.88	76.59	80.69	86.17	91.94	95.23	90.99	88.10	82.28	74.72	66.26
2017	67.77	73.14	73.05	82.46	85.83	87.02	90.59	90.01	85.28	79.67	71.18	60.63
2018	56.91	71.41	68.52	74.96	84.43	89.42	88.38	90.35	90.50	82.57	67.74	65.31
2019	62.01	70.93	71.16	79.27	89.80	90.98	91.55	90.55	92.40	83.36	67.35	64.99
2020	65.54	66.49	77.86	77.90	83.15	87.73	91.26	90.35	84.91	82.07	74.66	61.08
2021	60.80	64.31	74.53	75.94	83.90	88.24	88.97	89.16	85.75	79.65	68.05	69.87
2022	59.82	68.06	75.02	78.48	86.48	92.90	90.94	90.14	85.11	78.16	70.80	63.25
2023	66.36	72.50	73.94	78.21	81.70	87.53	92.40	92.72	85.48	77.99	69.12	63.49
2024	64.25	65.90	72.48	78.72	85.22	90.71	91.58	90.23	83.57	80.44	74.54	63.75
2025	57.99	70.95	73.50	82.03	86.40	90.27	92.13	M	M	M	M	M
NCEI Climatology	60.10	64.40	70.29	77.70	84.49	88.90	91.71	90.09	86.21	78.31	69.09	62.80

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	M	M	M	M	M	M	38.06
2004	38.16	41.93	50.55	53.22	66.16	72.73	73.37	72.76	71.23	63.73	53.07	41.25
2005	45.14	46.39	47.81	53.43	62.47	72.35	75.17	75.23	71.30	60.23	51.50	39.88
2006	46.28	42.29	48.26	56.96	61.96	68.48	70.90	72.99	66.08	54.18	45.74	45.53
2007	43.15	39.52	51.10	53.42	63.59	71.48	73.92	75.90	71.00	64.81	47.30	47.68
2008	40.54	43.17	48.08	59.62	63.59	71.30	72.82	73.57	68.54	56.15	44.97	46.51
2009	41.23	38.75	50.52	56.12	67.36	74.24	72.94	73.75	67.76	57.66	46.28	43.96
2010	36.88	37.14	44.02	55.82	67.77	74.24	75.55	73.98	67.58	57.14	47.30	34.32
2011	35.95	45.50	50.46	58.04	65.30	72.56	74.74	74.62	67.16	54.70	50.68	46.11
2012	41.58	48.14	56.74	56.75	64.95	68.11	73.63	72.55	69.97	M	40.64	45.41
2013	46.52	43.83	42.92	55.76	61.09	71.72	72.18	72.06	68.96	58.19	48.20	46.28
2014	35.31	43.76	45.41	55.40	63.01	70.64	73.05	73.28	71.12	58.07	42.98	46.52
2015	41.41	39.78	54.06	63.38	65.62	72.98	74.79	74.74	69.99	59.93	57.56	55.40
2016	40.54	44.23	54.94	60.71	64.40	71.48	72.88	73.23	69.44	58.94	48.62	47.62
2017	47.10	48.97	49.19	57.86	63.53	70.70	72.65	72.12	67.10	59.52	47.42	43.73
2018	36.06	53.60	45.30	51.86	64.57	70.70	71.95	72.18	71.96	65.33	59.34	51.21
2019	41.59	50.80	48.33	55.95	66.88	70.77	72.28	73.27	69.65	64.66	45.79	46.45
2020	45.48	45.95	56.87	56.87	62.10	69.59	73.01	73.12	69.29	63.50	55.47	39.16
2021	43.16	44.22	52.03	54.19	60.70	70.57	72.16	73.59	67.45	59.98	43.86	50.49
2022	40.17	45.07	51.49	55.30	64.72	71.34	72.65	72.23	68.70	53.11	52.87	43.70
2023	44.62	51.11	52.16	57.52	62.33	68.42	73.48	73.97	67.33	57.21	48.42	44.80
2024	43.38	44.30	52.40	55.97	66.23	71.78	74.53	72.89	70.30	58.27	55.71	42.95
2025	36.06	49.14	49.15	58.94	66.34	71.33	73.79	M	M	M	M	M
NCEI Climatology	36.90	40.09	45.60	52.30	60.20	67.69	70.30	70.31	65.80	55.31	44.20	39.59

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	M	M	M	M	M	M	M	M	M	M	M	49.51
2004	49.90	50.98	62.76	66.07	77.84	82.20	83.28	81.99	78.99	73.10	63.47	52.01
2005	55.37	56.40	58.37	64.67	73.44	80.53	84.16	83.73	81.47	70.30	63.29	50.90
2006	57.11	53.25	60.54	69.38	73.57	79.58	82.17	83.50	76.88	67.01	57.77	56.56
2007	52.70	51.67	64.31	66.98	76.19	81.92	83.97	85.83	80.48	74.07	60.17	58.65
2008	50.17	56.02	60.39	69.56	75.37	82.46	82.78	81.88	78.44	66.72	56.00	55.56
2009	51.95	52.15	61.93	67.25	76.39	84.32	81.47	80.60	77.42	69.05	59.00	53.11
2010	47.71	47.43	55.86	68.93	78.45	83.36	85.51	82.89	78.56	70.47	60.74	45.99
2011	46.86	56.91	62.92	71.39	77.45	84.92	84.64	86.49	78.35	66.64	62.15	57.49
2012	55.05	58.75	68.58	69.01	75.55	77.82	83.31	80.67	78.48	M	53.24	55.60
2013	57.05	53.70	53.98	66.62	71.63	80.06	80.05	80.98	77.60	68.90	58.31	56.85
2014	45.62	54.60	56.56	66.17	74.27	81.05	83.24	84.23	79.37	70.24	55.52	56.53
2015	51.19	49.74	64.28	71.93	76.88	82.67	84.66	83.56	78.09	70.33	66.98	64.89
2016	50.44	55.56	65.76	70.70	75.29	81.71	84.05	82.11	78.77	70.61	61.67	56.94
2017	57.43	61.06	61.12	70.16	74.68	78.86	81.62	81.06	76.19	69.60	59.30	52.18
2018	46.49	62.50	56.91	63.41	74.50	80.06	80.16	81.27	81.23	73.95	63.54	58.26
2019	51.80	60.86	59.75	67.61	78.34	80.87	81.92	81.91	81.02	74.01	56.57	55.72
2020	55.51	56.22	67.36	67.38	72.63	78.66	82.14	81.73	77.10	72.78	65.06	50.12
2021	51.98	54.27	63.28	65.06	72.30	79.40	80.57	81.37	76.60	69.82	55.96	60.18
2022	49.99	56.56	63.25	66.89	75.60	82.12	81.79	81.18	76.91	65.64	61.84	53.48
2023	55.49	61.81	63.05	67.86	72.02	77.97	82.94	83.34	76.41	67.60	58.77	54.14
2024	53.82	55.10	62.44	67.35	75.73	81.24	83.05	81.56	76.94	69.36	65.13	53.35
2025	47.03	60.05	61.33	70.49	76.37	80.80	82.96	M	M	M	M	M
NCEI Climatology	48.50	52.24	57.94	65.00	72.35	78.30	81.00	80.20	76.00	66.81	56.65	51.20

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
2003	M	M	M	M	M	M	M	M	M	M	M	72.0%
2004	68.1%	64.9%	59.1%	60.1%	80.4%	91.0%	89.4%	72.8%	74.7%	75.0%	72.7%	67.3%
2005	66.5%	66.3%	69.2%	66.8%	69.5%	81.1%	78.9%	83.4%	73.9%	77.5%	72.2%	77.7%
2006	77.3%	73.5%	59.7%	60.2%	60.8%	61.2%	63.9%	70.3%	66.7%	59.1%	64.6%	68.8%
2007	67.9%	57.8%	57.1%	45.3%	49.7%	63.4%	66.0%	71.3%	69.0%	70.3%	58.6%	73.0%
2008	70.6%	67.6%	66.0%	73.1%	64.9%	68.4%	74.3%	77.3%	71.3%	69.7%	70.2%	73.6%
2009	68.3%	61.7%	67.2%	62.6%	70.6%	64.2%	70.6%	77.4%	70.7%	73.6%	71.2%	71.5%
2010	62.7%	63.2%	62.0%	57.6%	65.2%	68.5%	65.7%	74.8%	66.7%	58.9%	62.2%	56.7%
2011	66.0%	65.7%	62.6%	58.3%	52.9%	64.4%	72.8%	67.1%	70.4%	69.9%	69.8%	72.8%
2012	67.5%	72.3%	69.6%	66.7%	76.7%	77.3%	77.4%	83.3%	80.5%	M	66.1%	79.3%
2013	74.8%	72.2%	61.8%	72.4%	69.7%	79.1%	80.5%	78.4%	75.4%	72.7%	69.9%	77.2%
2014	66.9%	74.6%	70.1%	73.5%	68.9%	69.7%	68.3%	68.8%	78.6%	68.7%	65.4%	76.2%
2015	68.3%	66.0%	74.8%	73.9%	63.4%	71.8%	72.5%	76.4%	77.8%	71.1%	75.4%	78.5%
2016	68.4%	63.5%	68.8%	69.2%	62.9%	68.1%	69.2%	76.5%	74.3%	67.1%	59.2%	72.8%
2017	71.4%	66.4%	58.9%	62.0%	64.2%	78.1%	76.5%	78.2%	77.1%	73.2%	76.1%	80.3%
2018	66.3%	83.1%	62.8%	67.7%	76.1%	77.7%	81.8%	81.3%	79.2%	71.3%	80.5%	85.1%
2019	72.4%	75.4%	65.1%	68.5%	66.0%	72.2%	75.7%	80.7%	67.0%	73.7%	73.0%	75.6%
2020	71.8%	75.9%	73.0%	66.7%	69.0%	74.7%	78.7%	81.9%	80.3%	76.6%	73.3%	76.3%
2021	76.6%	78.7%	69.7%	64.7%	63.5%	76.7%	81.3%	83.3%	76.5%	76.9%	68.7%	83.7%
2022	71.6%	69.4%	68.3%	63.9%	70.7%	68.7%	80.8%	79.2%	72.6%	67.0%	71.5%	72.2%
2023	74.3%	73.7%	66.4%	69.8%	70.7%	73.8%	75.4%	76.7%	75.7%	71.3%	70.6%	71.5%
2024	71.8%	65.7%	69.5%	64.9%	74.1%	69.0%	77.4%	75.3%	79.8%	65.4%	76.4%	69.9%
2025	56.2%	71.7%	61.3%	64.8%	68.7%	75.3%	74.9%	M	M	M	M	M