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 (USC00414058) 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
2004	M	M	M	M	M	M	M	1.93	3.03	0.83	1.82	0.10
2005	0.73	0.96	0.93	0.55	0.26	0.11	3.85	0.00	0.27	0.67	0.48	0.12
2006	0.01	0.04	0.12	0.95	0.17	1.53	2.44	0.02	2.26	1.58	0.00	2.07
2007	2.45	0.05	1.35	0.40	2.38	3.75	1.39	2.90	0.62	0.09	0.17	0.00
2008	0.61	0.03	0.00	0.30	0.27	0.00	5.63	1.45	0.93	0.37	0.39	0.18
2009	0.03	0.06	0.08	0.09	0.67	0.14	0.03	0.97	2.48	0.41	1.71	1.89
2010	1.88	1.80	0.32	5.00	2.50	1.05	4.34	0.22	4.04	0.00	0.13	0.03
2011	1.05	0.00	0.00	0.00	1.30	0.57	1.14	0.00	0.96	0.10	0.23	1.56
2012	0.06	1.11	0.27	0.00	0.90	0.79	0.94	0.28	3.11	0.13	0.73	0.05
2013	0.56	0.10	0.01	1.45	4.10	0.52	0.47	0.11	4.90	0.27	1.05	1.36
2014	0.17	0.10	1.65	0.44	1.76	0.37	0.43	0.81	4.66	0.28	1.93	0.71
2015	0.36	0.53	0.96	2.48	5.86	3.56	0.33	M	M	M	M	M
2016	M	M	2.39	0.58	3.46	1.47	0.51	4.14	2.00	0.10	0.66	2.75
2017	0.31	0.30	4.12	2.42	2.64	0.99	1.26	0.34	1.82	1.38	0.94	1.27
2018	0.07	0.18	1.08	0.96	3.61	2.47	1.40	0.28	10.46	1.93	0.77	0.95
2019	0.69	0.04	1.00	0.22	3.26	0.07	0.02	0.96	2.75	0.17	2.25	0.69
2020	0.18	0.09	0.72	4.11	6.27	0.36	1.85	0.36	2.94	0.54	0.25	0.13
2021	0.36	0.04	0.07	0.16	1.39	3.72	2.64	1.10	1.28	0.22	3.82	0.16
2022	0.43	0.02	0.01	0.50	0.85	0.05	0.13	8.44	1.86	0.47	1.80	0.28
2023	0.37	0.10	0.92	4.41	1.13	0.47	0.70	2.21	1.54	1.34	2.56	0.74
2024	1.33	0.32	0.73	0.83	1.95	3.37	4.22	0.77	3.39	M	M	M
2025	0.32	M	M	M	0.75	3.80	1.74	M	M	M	M	M
NCEI Climatology	1.24	1.22	1.28	1.18	2.42	2.36	2.37	1.45	4.05	2.43	1.27	1.49

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	7.0	7.8	5.5	8.2	7.8	6.8
2005	7.8	7.2	8.5	9.5	9.5	10.7	8.9	8.3	7.4	7.0	7.6	6.5
2006	8.2	8.6	10.8	11.1	10.4	9.1	8.2	9.4	6.6	6.5	7.8	7.7
2007	8.3	7.5	10.0	9.4	9.2	9.5	7.6	7.2	5.2	6.7	6.9	8.9
2008	8.7	8.8	11.6	10.7	10.5	12.5	9.2	6.9	5.8	6.7	6.5	8.0
2009	7.4	9.5	10.6	11.4	9.7	10.8	10.7	4.0	6.5	8.7	6.3	6.8
2010	8.2	8.2	9.3	9.7	10.1	10.4	8.4	7.1	7.1	6.2	9.2	8.0
2011	7.6	10.7	10.2	12.0	12.0	10.7	10.1	9.2	6.9	7.8	9.7	8.7
2012	7.5	7.4	10.6	10.8	10.3	9.8	10.0	9.1	7.9	8.2	6.5	7.5
2013	8.4	8.7	10.4	10.9	10.9	10.6	9.8	8.3	6.9	7.7	7.1	6.5
2014	7.4	8.0	8.5	9.4	10.8	12.5	10.2	9.2	7.2	6.7	7.8	6.9
2015	7.1	7.9	7.0	7.7	10.4	7.9	10.8	8.6	M	M	M	M
2016	M	M	9.0	8.6	9.2	8.1	11.3	8.5	6.7	5.5	6.7	6.7
2017	8.0	7.8	8.8	9.0	8.4	6.9	8.9	8.3	7.3	5.7	5.7	4.8
2018	6.6	7.3	8.0	9.2	9.1	9.4	6.5	6.7	2.0	3.5	2.4	3.3
2019	2.7	1.5	6.9	9.2	9.1	4.8	5.6	4.3	2.3	1.3	0.2	0.0
2020	6.3	7.9	9.0	7.6	8.8	9.6	9.6	7.4	7.5	7.2	6.1	7.8
2021	7.2	8.3	9.9	9.6	9.9	7.9	6.9	7.1	4.4	5.2	1.5	1.6
2022	3.9	8.2	9.4	10.5	11.3	10.0	10.3	8.3	4.1	5.8	6.6	6.1
2023	6.6	8.1	8.9	7.7	6.5	8.3	9.2	7.7	5.7	6.3	5.1	5.0
2024	6.6	7.4	7.4	9.2	8.9	8.3	6.1	6.0	5.5	M	M	M
2025	7.5	M	M	M	9.6	10.7	11.1	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
2004	M	M	M	M	M	M	87.80	95.34	88.32	89.09	75.95	66.97
2005	68.81	68.19	78.10	84.07	90.28	96.68	94.72	97.26	95.60	84.37	75.97	69.17
2006	74.50	72.24	82.63	92.00	94.30	95.78	92.42	95.52	88.13	83.68	78.50	66.66
2007	67.48	71.36	79.15	80.18	86.17	89.54	88.38	94.01	90.09	87.51	77.48	75.03
2008	67.98	82.66	84.74	89.27	94.33	98.05	90.10	91.10	88.52	84.26	77.84	70.15
2009	72.41	78.74	81.19	89.51	92.79	98.30	101.55	94.98	89.40	84.72	76.81	60.95
2010	64.97	64.69	76.33	82.35	90.00	94.30	91.67	96.98	91.12	86.68	78.51	73.42
2011	67.99	72.87	83.79	93.81	92.93	97.26	98.36	101.57	97.19	87.11	79.53	67.00
2012	72.19	69.15	82.25	90.07	93.12	98.14	97.48	99.66	93.22	86.57	77.76	73.99
2013	68.52	74.97	80.32	84.10	87.62	96.16	96.93	98.25	89.68	85.73	71.30	64.61
2014	66.23	68.87	72.80	84.97	87.82	96.01	97.51	98.33	88.63	87.00	69.39	67.18
2015	61.48	64.02	82.31	81.61	86.36	91.08	95.66	100.24	M	M	M	M
2016	M	M	92.34	96.44	97.43	98.87	103.38	103.95	98.04	96.07	88.98	78.40
2017	85.41	92.57	93.97	94.52	94.21	97.75	99.55	103.09	98.36	97.50	97.50	79.15
2018	84.40	85.92	92.20	98.66	96.39	101.84	102.73	104.50	104.50	104.50	104.50	104.50
2019	104.50	104.50	79.82	84.19	88.61	96.93	98.61	100.60	93.35	96.40	96.40	96.40
2020	96.40	96.40	96.79	95.91	93.95	91.59	97.47	96.71	88.33	86.23	80.61	71.90
2021	68.93	66.85	80.05	85.07	89.55	91.75	92.12	96.41	94.82	90.49	77.41	79.84
2022	67.73	67.48	80.51	89.50	95.06	99.17	101.85	96.32	90.75	83.88	69.90	69.58
2023	74.05	76.09	82.84	81.65	88.83	101.61	101.88	102.05	97.80	83.53	72.06	71.65
2024	66.30	75.56	79.83	86.36	94.28	96.46	94.01	97.65	90.48	M	M	M
2025	55.19	M	M	M	95.34	94.91	93.36	M	M	M	M	M
NCEI Climatology	69.60	74.08	79.90	86.80	92.41	97.20	98.40	99.89	93.21	87.80	78.10	70.40

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	77.28	70.95	68.73	68.05	53.11	43.60
2005	48.59	52.10	53.39	57.57	66.72	71.73	72.90	73.40	72.62	62.43	56.69	45.41
2006	48.08	45.56	59.81	66.98	69.39	71.84	73.22	74.45	71.00	65.21	53.90	46.81
2007	43.50	47.75	58.77	59.24	67.71	72.56	73.81	74.10	69.88	60.34	54.14	48.66
2008	45.10	53.35	55.91	62.47	70.54	73.13	72.97	73.82	67.76	59.52	53.00	46.05
2009	46.05	52.06	55.72	62.93	70.10	74.33	75.84	79.62	71.35	64.20	52.09	43.75
2010	44.50	44.53	50.81	62.97	69.69	74.42	74.99	74.18	72.20	59.30	51.77	45.78
2011	45.28	47.55	59.46	66.55	70.15	73.34	74.84	75.32	71.00	61.00	54.81	47.80
2012	48.80	53.75	59.91	66.21	70.10	74.83	75.41	75.28	71.14	65.70	57.78	52.34
2013	49.45	52.73	55.27	61.63	68.81	74.81	74.41	74.50	72.30	65.47	52.67	44.86
2014	42.45	48.66	53.67	61.84	66.04	75.62	74.31	75.28	72.71	65.58	50.08	52.37
2015	42.91	40.64	66.56	65.40	70.36	72.58	74.36	73.30	M	M	M	M
2016	M	M	50.38	42.44	53.05	70.29	69.80	70.04	71.19	58.51	58.64	40.96
2017	36.37	38.30	45.27	48.05	52.82	66.56	70.66	69.97	68.91	55.81	38.50	33.16
2018	26.94	26.80	26.80	26.80	61.04	58.80	58.80	58.80	58.80	51.78	35.60	28.60
2019	28.60	28.60	52.89	59.41	71.46	74.64	74.28	75.31	72.92	56.31	35.40	30.78
2020	29.10	29.10	29.10	44.37	59.49	74.51	72.95	73.25	69.23	61.04	57.06	44.01
2021	45.63	45.25	55.86	63.19	67.71	72.44	73.41	73.48	69.94	65.67	54.16	57.40
2022	42.94	40.45	50.41	67.03	72.02	73.21	74.66	75.01	69.55	61.24	53.96	50.32
2023	49.69	50.72	60.60	61.84	68.96	74.03	75.53	75.35	72.75	65.01	54.56	50.47
2024	42.58	52.23	58.93	65.94	74.15	76.09	74.68	74.30	73.47	M	M	M
2025	36.96	M	M	M	75.07	74.81	75.57	M	M	M	M	M
NCEI Climatology	46.00	50.21	56.89	62.80	69.90	74.49	75.20	75.11	71.00	63.40	54.79	47.50

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	82.54	83.15	78.53	78.57	64.53	55.29
2005	58.70	60.15	65.75	70.82	78.50	84.21	83.81	85.33	84.11	73.40	66.33	57.29
2006	61.29	58.90	71.22	79.49	81.85	83.81	82.82	84.98	79.57	74.45	66.20	56.74
2007	55.49	59.55	68.96	69.71	76.94	81.05	81.09	84.05	79.99	73.92	65.81	61.85
2008	56.54	68.01	70.32	75.87	82.44	85.59	81.53	82.46	78.14	71.89	65.42	58.10
2009	59.23	65.40	68.46	76.22	81.45	86.31	88.70	87.30	80.38	74.46	64.45	52.35
2010	54.74	54.61	63.57	72.66	79.85	84.36	83.33	85.58	81.66	72.99	65.14	59.60
2011	56.64	60.21	71.63	80.18	81.54	85.30	86.60	88.44	84.09	74.06	67.17	57.40
2012	60.50	61.45	71.08	78.14	81.61	86.49	86.45	87.47	82.18	76.13	67.77	63.16
2013	58.99	63.85	67.79	72.87	78.21	85.49	85.67	86.38	80.99	75.60	61.98	54.73
2014	54.34	58.77	63.24	73.41	76.93	85.82	85.91	86.80	80.67	76.29	59.73	59.78
2015	52.19	52.33	74.43	73.51	78.36	81.83	85.01	86.77	M	M	M	M
2016	M	M	71.36	69.44	75.24	84.58	86.59	87.00	84.61	77.29	73.81	59.68
2017	60.89	65.44	69.62	71.29	73.52	82.15	85.11	86.53	83.64	76.65	68.00	56.15
2018	55.67	56.36	59.50	62.73	78.71	80.32	80.76	81.65	81.65	78.14	70.05	66.55
2019	66.55	66.55	66.35	71.80	80.04	85.78	86.45	87.95	83.14	76.36	65.90	63.59
2020	62.75	62.75	62.94	70.14	76.72	83.05	85.21	84.98	78.78	73.63	68.84	57.95
2021	57.28	56.05	67.96	74.13	78.63	82.10	82.77	84.95	82.38	78.08	65.79	68.62
2022	55.33	53.97	65.46	78.26	83.54	86.19	88.25	85.66	80.15	72.56	61.93	59.95
2023	61.87	63.41	71.72	71.75	78.90	87.82	88.71	88.70	85.27	74.27	63.31	61.06
2024	54.44	63.89	69.38	76.15	84.22	86.28	84.35	85.98	81.97	M	M	M
2025	46.08	M	M	M	85.21	84.86	84.47	M	M	M	M	M
NCEI Climatology	57.80	62.14	68.40	74.80	81.15	85.85	86.80	87.50	82.11	75.60	66.44	58.95

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
2004	M	M	M	M	M	M	67.0%	68.9%	77.0%	74.1%	74.6%	68.6%
2005	79.4%	79.7%	68.6%	60.8%	68.0%	64.2%	68.7%	64.0%	65.5%	69.6%	69.6%	67.5%
2006	57.8%	63.4%	64.5%	63.4%	62.4%	64.7%	74.1%	67.2%	73.1%	76.7%	69.2%	75.4%
2007	80.9%	72.4%	72.9%	74.4%	76.5%	76.9%	82.1%	72.7%	73.0%	62.6%	68.4%	58.9%
2008	65.2%	59.7%	55.7%	54.9%	55.1%	55.4%	74.0%	79.1%	72.6%	68.4%	69.0%	66.3%
2009	58.4%	59.4%	61.8%	54.2%	64.3%	61.9%	58.0%	55.9%	73.0%	69.1%	69.1%	77.0%
2010	70.8%	72.7%	62.0%	73.6%	70.4%	72.7%	77.5%	67.4%	74.9%	64.1%	60.1%	62.2%
2011	68.5%	61.5%	65.4%	56.6%	63.7%	61.9%	62.6%	58.5%	54.4%	58.4%	56.8%	73.4%
2012	64.7%	79.0%	69.2%	61.0%	63.6%	59.1%	61.7%	56.7%	64.3%	63.7%	62.8%	60.4%
2013	63.1%	51.8%	46.0%	57.1%	62.0%	56.5%	54.5%	54.0%	68.1%	61.6%	63.8%	66.1%
2014	57.5%	76.5%	73.4%	62.1%	63.9%	63.2%	61.6%	61.4%	77.1%	69.7%	70.3%	81.5%
2015	73.8%	71.0%	67.4%	78.7%	78.6%	75.9%	67.7%	62.5%	M	M	M	M
2016	M	M	68.6%	67.1%	70.8%	70.1%	61.0%	68.4%	69.9%	66.6%	73.3%	78.3%
2017	62.8%	62.6%	72.0%	64.3%	63.9%	65.8%	63.8%	63.4%	66.1%	64.1%	70.7%	77.6%
2018	63.4%	78.8%	64.1%	62.7%	64.4%	66.6%	63.4%	61.9%	78.9%	82.6%	74.3%	64.3%
2019	71.5%	75.1%	71.9%	64.2%	74.0%	64.5%	58.3%	60.4%	72.5%	64.9%	71.2%	64.9%
2020	68.3%	66.3%	70.0%	70.5%	70.1%	72.2%	65.2%	64.1%	70.8%	68.7%	70.4%	55.9%
2021	54.0%	60.6%	47.1%	50.3%	55.2%	64.0%	77.7%	72.2%	67.3%	65.0%	72.5%	77.2%
2022	60.8%	66.8%	56.3%	68.7%	70.3%	64.0%	61.5%	71.8%	74.1%	66.8%	79.5%	71.5%
2023	66.9%	66.5%	65.9%	74.5%	75.0%	63.3%	62.0%	59.8%	66.7%	73.0%	75.4%	72.4%
2024	66.3%	67.5%	71.8%	68.5%	73.7%	72.0%	74.9%	67.4%	76.3%	M	M	M
2025	71.4%	M	M	M	76.3%	80.1%	79.2%	M	M	M	M	M