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 (USC00095874) 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
2005	M	M	M	M	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	M	M	M	M	M	M	M	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	0.00	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	0.06	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	0.43	2.06	0.13	4.34	3.27
2023	6.60	2.52	6.47	3.73	0.58	4.39	6.05	6.23	1.45	4.05	2.06	2.24
2024	4.49	4.35	5.21	1.30	1.45	M	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	4.23	4.21	4.75	3.90	3.16	4.30	4.16	4.73	4.22	2.83	3.36	4.49

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	2.8	2.1	1.8	1.2	1.4	2.1	2.7	2.2	2.6
2006	2.8	2.4	2.9	2.1	2.4	2.0	1.0	1.4	1.4	2.1	2.3	1.9
2007	2.5	M	M	M	M	M	M	M	2.4	1.9	2.3	2.1
2008	3.0	2.7	3.0	2.1	1.9	1.1	1.3	2.1	2.1	3.0	2.1	2.1
2009	2.4	2.5	1.9	2.3	2.1	1.6	1.4	0.9	1.4	1.7	1.8	2.6
2010	3.4	3.7	2.8	1.5	1.2	0.9	1.0	0.9	0.9	1.2	3.8	5.1
2011	4.6	4.5	4.9	4.3	4.2	4.2	1.7	2.1	1.7	2.3	1.9	1.5
2012	2.2	2.0	1.8	2.0	1.7	1.8	1.1	0.9	0.9	2.3	1.7	1.8
2013	1.8	2.7	3.6	1.8	2.1	1.1	0.9	1.2	1.4	1.2	2.4	1.9
2014	2.9	2.4	3.0	2.1	1.4	1.2	1.3	1.7	1.0	1.2	2.4	1.5
2015	2.2	2.8	2.1	1.5	1.4	0.9	1.7	1.2	1.6	1.8	1.6	0.9
2016	3.0	3.1	1.6	1.9	1.9	1.4	1.3	1.1	1.2	2.0	1.8	2.1
2017	2.5	2.3	2.7	2.3	3.3	1.7	2.0	2.4	2.7	4.1	2.7	3.6
2018	4.8	3.0	5.8	4.4	2.1	1.8	2.3	1.8	2.9	3.9	3.9	3.5
2019	4.4	3.9	4.0	3.1	2.2	2.4	2.2	2.4	2.6	3.2	3.0	4.1
2020	4.0	4.0	3.1	4.3	3.3	2.6	2.1	1.7	3.5	1.7	0.0	2.1
2021	3.5	3.4	3.6	3.3	3.1	2.3	1.6	2.9	2.7	M	3.2	2.1
2022	6.0	3.7	4.4	3.1	2.8	2.5	1.5	1.4	2.9	4.0	4.5	4.2
2023	3.9	4.2	4.0	4.1	4.7	3.5	2.6	2.8	3.0	3.8	3.8	3.7
2024	5.1	4.1	4.5	4.3	2.9	3.7	2.6	3.8	4.6	3.0	4.2	4.0
2025	5.1	4.0	5.0	3.5	3.6	2.6	3.1	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
2005	M	M	M	72.68	81.19	85.99	90.21	89.32	89.37	76.10	69.33	56.36
2006	63.55	58.45	69.28	83.67	87.14	94.19	93.26	91.85	83.44	75.29	67.13	63.06
2007	64.87	M	M	M	M	M	M	M	84.82	79.54	67.72	64.61
2008	54.87	64.77	69.88	75.47	82.63	92.23	92.54	89.75	85.76	74.52	64.05	63.30
2009	57.32	63.24	67.81	73.94	81.23	91.17	90.18	90.15	83.24	72.88	66.86	54.01
2010	52.26	52.38	65.39	79.94	85.42	92.96	94.42	91.81	90.44	79.55	68.00	52.50
2011	52.90	64.21	69.51	81.74	85.94	96.44	95.81	98.02	87.50	75.55	70.28	64.52
2012	63.82	65.46	78.22	80.48	87.74	90.02	95.00	88.33	86.78	77.87	66.74	62.66
2013	64.92	60.22	63.82	76.82	80.41	88.16	88.50	87.92	86.12	77.99	64.58	61.44
2014	52.44	62.28	66.90	77.30	84.78	90.74	85.48	79.38	86.57	78.28	62.42	61.32
2015	54.65	54.18	70.38	76.40	85.59	90.44	94.30	89.25	83.00	73.63	68.18	67.77
2016	53.89	60.99	73.75	75.92	81.94	92.00	95.87	92.85	90.14	82.34	72.08	61.11
2017	64.01	69.61	70.73	80.42	82.57	86.24	91.59	88.09	86.12	78.45	64.87	58.30
2018	54.59	69.48	67.71	73.88	85.25	91.04	90.41	89.43	92.18	78.80	61.28	58.36
2019	58.07	63.46	68.12	77.48	87.80	88.58	94.07	92.50	93.56	80.54	62.96	60.97
2020	60.34	60.99	72.70	74.84	81.01	87.14	93.66	91.75	83.42	78.92	71.18	57.32
2021	56.77	59.07	71.25	76.10	82.75	88.22	89.32	90.80	82.95	M	63.29	67.17
2022	63.63	70.10	73.86	77.66	86.93	94.76	94.19	89.43	87.35	74.16	68.12	58.30
2023	61.79	69.80	70.96	76.64	79.73	87.68	92.85	92.97	85.88	77.46	67.16	61.85
2024	58.25	64.59	70.73	78.44	84.49	94.04	92.91	92.79	86.36	79.61	70.46	59.58
2025	53.14	65.30	72.65	80.60	81.99	90.44	94.55	M	M	M	M	M
NCEI Climatology	58.00	62.02	69.39	76.70	84.11	89.69	93.20	91.40	86.30	77.50	67.80	60.30

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	50.90	58.06	68.95	72.70	72.87	67.27	56.87	44.85	34.23
2006	41.16	36.71	45.17	59.08	63.68	69.39	71.86	72.64	65.03	52.06	44.01	40.35
2007	42.96	M	M	M	M	M	M	M	66.12	58.09	41.81	41.90
2008	35.08	38.19	42.61	51.43	59.12	68.49	70.99	71.55	67.53	53.72	41.17	42.16
2009	36.12	37.14	45.30	49.90	62.88	70.54	69.45	70.80	68.09	55.17	45.98	36.24
2010	31.36	32.26	41.29	51.86	65.39	72.20	73.69	75.20	66.38	52.55	44.48	30.72
2011	32.46	39.14	47.04	53.84	59.46	71.12	74.39	74.33	66.02	51.92	45.92	42.10
2012	39.84	43.23	54.94	56.18	64.81	68.18	74.26	71.87	66.20	55.98	43.22	43.50
2013	43.26	39.26	41.12	52.28	59.68	71.06	72.94	71.72	67.28	56.62	44.24	42.10
2014	30.43	38.81	42.10	52.40	60.92	69.56	63.41	58.30	70.13	54.24	38.60	41.06
2015	34.55	33.41	46.98	57.32	61.79	69.92	72.47	71.14	66.62	54.88	49.70	49.01
2016	35.25	39.51	48.78	53.24	60.45	70.10	72.76	73.40	68.24	56.85	46.16	43.48
2017	41.58	44.15	46.75	56.06	61.55	68.72	72.56	72.12	66.14	58.54	43.43	41.29
2018	33.92	50.58	43.79	49.46	65.56	70.58	72.35	70.85	71.60	58.48	43.16	40.94
2019	38.10	44.52	44.77	53.54	65.27	68.72	71.77	72.06	68.48	59.93	41.84	41.70
2020	42.34	41.93	52.73	51.38	58.48	68.24	72.94	72.76	67.82	61.90	53.00	38.15
2021	41.68	42.87	51.22	51.20	58.88	69.56	71.95	74.40	65.92	M	38.92	46.78
2022	44.09	44.20	49.42	52.40	65.33	71.96	75.72	73.75	72.50	49.53	48.68	40.48
2023	41.35	46.98	47.91	53.48	61.61	67.34	73.40	73.52	65.90	55.17	45.62	40.42
2024	36.01	41.19	49.01	55.22	65.04	71.24	74.15	72.53	69.14	56.04	51.56	38.79
2025	30.72	42.16	45.88	56.84	63.94	70.46	74.30	M	M	M	M	M
NCEI Climatology	33.00	36.19	41.89	48.80	57.90	66.80	70.30	69.80	63.90	52.00	40.50	35.90

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	61.79	69.62	77.47	81.45	81.10	78.32	66.49	57.09	45.29
2006	52.35	47.58	57.22	71.37	75.41	81.79	82.56	82.25	74.23	63.67	55.57	51.71
2007	53.92	M	M	M	M	M	M	M	75.47	68.82	54.77	53.25
2008	44.98	51.48	56.25	63.45	70.88	80.36	81.77	80.65	76.65	64.12	52.61	52.73
2009	46.72	50.19	56.56	61.92	72.05	80.85	79.82	80.47	75.67	64.02	56.42	45.12
2010	41.81	42.32	53.34	65.90	75.40	82.58	84.05	83.50	78.41	66.05	56.24	41.61
2011	42.68	51.67	58.27	67.79	72.70	83.78	85.10	86.17	76.76	63.73	58.10	53.31
2012	51.83	54.34	66.58	68.33	76.27	79.10	84.63	80.10	76.49	66.93	54.98	53.08
2013	54.09	49.74	52.47	64.55	70.05	79.61	80.72	79.82	76.70	67.30	54.41	51.77
2014	41.44	50.55	54.50	64.85	72.85	80.15	74.45	68.84	78.35	66.26	50.51	51.19
2015	44.60	43.80	58.68	66.86	73.69	80.18	83.39	80.19	74.81	64.25	58.94	58.39
2016	44.57	50.25	61.26	64.58	71.19	81.05	84.32	83.13	79.19	69.60	59.12	52.30
2017	52.80	56.88	58.74	68.24	72.06	77.48	82.08	80.11	76.13	68.49	54.15	49.80
2018	44.25	60.03	55.75	61.67	75.40	80.81	81.38	80.14	81.89	68.64	52.22	49.65
2019	48.08	53.99	56.45	65.51	76.54	78.65	82.92	82.28	81.02	70.24	52.40	51.34
2020	51.34	51.46	62.72	63.11	69.74	77.69	83.30	82.25	75.62	70.41	62.09	47.74
2021	49.22	50.97	61.24	63.65	70.82	78.89	80.63	82.60	74.44	M	51.11	56.97
2022	53.86	57.15	61.64	65.03	76.13	83.36	84.95	81.59	79.92	61.84	58.40	49.39
2023	51.57	58.39	59.44	65.06	70.67	77.51	83.13	83.24	75.89	66.32	56.39	51.13
2024	47.13	52.89	59.87	66.83	74.76	82.64	83.53	82.66	77.75	67.83	61.01	49.19
2025	41.93	53.73	59.26	68.72	72.96	80.45	84.42	M	M	M	M	M
NCEI Climatology	45.50	49.10	55.64	62.75	71.00	78.25	81.75	80.60	75.10	64.75	54.15	48.10

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
2005	M	M	M	74.4%	77.0%	85.8%	87.9%	88.4%	78.5%	83.4%	75.9%	80.2%
2006	79.5%	74.9%	69.2%	75.5%	75.3%	70.1%	72.1%	80.7%	81.7%	76.0%	77.4%	78.7%
2007	79.8%	M	M	M	M	M	M	M	74.3%	75.8%	67.2%	76.3%
2008	68.6%	68.1%	66.4%	73.3%	72.9%	71.3%	75.0%	79.3%	78.5%	74.8%	74.3%	77.4%
2009	72.5%	64.8%	74.5%	71.3%	81.4%	72.7%	70.5%	79.3%	80.3%	85.7%	82.5%	75.7%
2010	69.2%	67.0%	70.9%	68.8%	79.0%	78.1%	75.8%	84.4%	73.8%	75.4%	77.4%	64.9%
2011	73.6%	71.8%	74.0%	68.7%	68.5%	66.8%	76.9%	63.9%	72.6%	74.4%	76.1%	79.5%
2012	72.8%	76.1%	72.6%	66.8%	70.5%	68.2%	76.1%	85.2%	78.7%	73.8%	73.6%	81.3%
2013	74.6%	71.7%	60.1%	73.2%	74.0%	72.2%	74.7%	73.0%	64.7%	64.4%	54.7%	71.6%
2014	50.1%	61.5%	57.5%	56.8%	62.5%	76.9%	76.3%	78.3%	87.2%	81.8%	76.9%	85.4%
2015	77.4%	71.8%	80.7%	81.4%	75.4%	75.8%	67.8%	74.0%	77.5%	79.4%	79.8%	83.5%
2016	70.6%	64.7%	67.9%	65.6%	67.8%	70.6%	76.1%	82.1%	77.1%	72.5%	70.7%	82.2%
2017	78.5%	75.0%	67.9%	77.4%	77.8%	83.9%	76.9%	80.7%	76.9%	76.7%	78.7%	79.3%
2018	66.0%	80.9%	63.8%	69.7%	79.5%	78.0%	77.7%	80.1%	74.2%	75.4%	83.4%	83.9%
2019	74.4%	76.6%	65.6%	72.4%	71.6%	75.2%	68.5%	73.5%	65.8%	75.1%	76.6%	77.3%
2020	75.2%	80.6%	78.0%	69.3%	72.3%	77.1%	73.2%	81.2%	79.3%	79.6%	78.7%	78.5%
2021	75.1%	80.0%	68.3%	66.1%	70.2%	77.8%	83.8%	77.0%	77.1%	M	66.5%	85.4%
2022	80.5%	68.4%	67.6%	70.3%	73.5%	67.6%	81.3%	84.3%	85.5%	67.4%	71.3%	76.0%
2023	77.6%	74.5%	67.6%	71.1%	74.1%	75.3%	79.8%	81.1%	78.8%	76.1%	75.0%	75.8%
2024	72.7%	68.1%	72.9%	71.0%	78.6%	66.6%	82.9%	75.4%	78.5%	75.6%	83.3%	74.6%
2025	66.1%	74.2%	63.1%	74.7%	82.6%	81.9%	77.4%	M	M	M	M	M