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 (USC00092839) 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	M	M	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	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	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	1.14
2025	2.56	1.55	5.37	1.70	3.55	0.47	0.67	M	M	M	M	M
NCEI Climatology	4.38	4.31	4.58	2.75	2.62	5.25	4.50	4.81	3.58	3.15	3.08	4.43

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	M	M	3.7	3.2	2.7	3.8	3.7	4.5	4.8
2006	5.3	4.7	5.0	4.7	4.5	3.8	3.6	3.3	3.3	3.6	4.1	3.5
2007	4.5	5.0	3.9	5.0	4.5	4.0	3.4	2.8	3.7	4.0	3.8	3.5
2008	4.4	4.8	5.7	4.1	5.1	3.7	3.8	4.8	4.5	4.9	3.9	4.8
2009	4.7	5.1	4.8	6.0	4.7	3.2	3.7	1.9	2.8	3.3	2.5	2.2
2010	4.1	5.6	5.3	3.8	3.8	2.9	3.4	2.8	2.6	3.1	5.2	6.4
2011	5.8	6.1	6.6	6.6	5.8	5.7	3.9	4.1	4.2	4.5	4.7	4.1
2012	5.0	5.0	5.0	4.9	4.8	4.6	4.0	3.3	2.8	4.2	3.6	4.0
2013	4.8	5.2	6.2	4.7	5.0	4.3	3.6	3.1	3.0	2.4	4.7	4.3
2014	5.2	4.7	5.5	5.4	3.5	3.5	3.5	3.5	3.3	3.0	4.1	3.4
2015	4.5	5.2	4.7	4.8	4.0	3.9	4.1	3.2	3.5	3.9	3.8	3.5
2016	4.8	5.5	4.4	4.9	4.3	3.6	4.0	3.9	3.1	3.5	3.5	4.0
2017	4.6	4.5	5.9	4.5	4.6	2.9	2.7	3.0	3.4	4.7	2.9	3.5
2018	5.1	4.7	6.3	5.3	2.9	2.9	2.4	2.6	3.4	3.5	4.0	4.2
2019	4.7	4.1	4.9	4.3	3.4	3.7	3.2	2.5	3.4	3.9	3.4	5.3
2020	4.6	4.8	4.0	4.6	3.9	3.4	2.4	1.7	3.5	3.1	3.3	3.3
2021	3.8	4.8	4.7	3.8	4.1	2.9	2.2	2.4	2.1	2.3	3.2	3.1
2022	4.9	4.7	5.3	4.2	3.5	3.4	2.7	2.1	3.1	3.5	4.5	4.0
2023	3.9	4.7	4.2	4.4	4.3	3.7	2.5	2.5	2.5	3.2	3.7	4.4
2024	5.3	2.8	4.3	4.3	3.0	3.9	3.0	M	M	M	M	4.2
2025	4.3	4.0	5.4	4.1	3.6	2.4	2.5	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	M	M	88.74	92.14	90.94	91.00	78.60	72.14	58.27
2006	65.34	61.41	69.44	79.23	84.21	89.72	93.81	94.04	84.41	76.59	65.51	63.92
2007	59.32	58.07	71.46	74.19	85.10	89.38	90.05	89.35	84.94	79.43	68.99	65.55
2008	55.65	65.68	69.49	75.19	83.52	93.57	92.81	90.60	86.91	75.83	64.28	64.46
2009	58.01	62.09	68.93	75.74	82.63	92.36	92.62	90.06	85.28	75.20	68.60	56.04
2010	54.53	54.24	65.04	80.12	85.83	93.44	95.58	92.91	91.82	81.01	69.98	54.35
2011	54.24	64.59	70.90	82.52	88.55	97.40	95.52	97.09	87.92	75.37	69.92	64.46
2012	63.01	65.08	77.29	79.82	87.63	89.66	93.90	89.14	85.94	78.68	67.22	63.24
2013	65.62	60.48	63.18	76.22	80.95	87.92	87.45	87.39	85.82	79.09	66.92	63.94
2014	53.72	63.50	67.25	77.06	85.36	88.94	88.55	90.70	84.02	79.32	63.80	62.60
2015	55.52	56.11	69.20	77.48	88.90	95.36	96.34	88.90	84.02	75.84	70.04	69.51
2016	55.52	62.35	73.17	75.50	82.69	90.56	94.65	93.84	88.34	82.05	73.70	62.83
2017	64.69	70.38	71.25	81.56	83.50	85.82	90.53	88.90	85.40	79.21	69.56	59.24
2018	54.24	71.09	67.01	73.46	84.03	89.72	88.85	88.67	90.98	80.08	62.78	59.75
2019	59.46	67.04	69.22	77.30	88.32	89.84	94.25	91.28	94.64	82.52	65.12	61.85
2020	61.67	62.17	74.04	75.02	81.53	87.20	91.63	89.14	83.54	82.86	75.14	60.74
2021	60.16	63.05	74.04	77.36	85.25	89.72	91.33	91.17	86.72	80.19	68.84	70.15
2022	60.45	69.29	75.61	79.28	87.97	95.66	92.27	89.83	85.70	75.38	70.58	61.61
2023	64.57	72.18	72.70	77.90	81.88	89.84	93.95	93.49	86.12	78.92	70.77	62.60
2024	61.98	66.08	71.95	80.60	85.71	94.34	94.53	95.00	M	M	M	62.42
2025	54.34	67.37	72.70	80.93	83.33	88.81	90.48	M	M	M	M	M
NCEI Climatology	58.30	62.13	70.70	78.30	85.60	90.69	93.99	92.19	87.00	77.91	68.50	60.61

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	M	M	71.13	74.34	74.00	67.40	57.07	45.97	36.90
2006	42.80	38.55	43.37	53.76	59.25	66.27	69.44	72.10	59.54	49.74	41.74	36.90
2007	36.77	32.46	43.01	45.29	52.41	66.03	68.94	62.39	65.37	56.99	39.05	41.17
2008	34.41	37.07	41.68	49.05	58.01	67.09	69.37	70.40	64.63	49.83	38.24	41.41
2009	35.08	34.19	43.96	50.60	63.59	71.18	69.45	70.73	66.68	55.34	44.60	38.21
2010	32.00	32.96	41.52	49.64	64.92	71.78	73.57	73.92	63.68	49.59	42.50	29.04
2011	31.36	39.33	45.53	52.04	59.17	70.70	73.40	72.70	64.22	49.30	42.80	39.61
2012	37.17	41.43	52.55	52.94	61.96	65.42	72.82	70.61	63.56	54.35	40.88	41.75
2013	42.16	38.04	39.72	51.14	59.52	73.16	71.66	70.26	65.60	54.01	43.16	41.58
2014	30.43	39.14	41.46	51.86	60.51	68.00	68.99	67.71	66.50	49.07	35.24	39.20
2015	34.67	34.31	43.16	55.88	60.51	69.32	70.67	65.85	62.72	51.16	47.72	48.32
2016	34.96	38.21	48.08	51.38	58.83	68.36	71.43	70.79	65.30	52.32	40.40	41.64
2017	42.34	43.51	44.60	53.42	59.64	68.48	70.90	70.09	62.42	54.06	42.20	39.80
2018	31.23	49.94	42.22	45.92	61.67	68.18	70.09	69.28	68.48	56.45	43.10	40.88
2019	37.75	44.09	42.68	50.84	62.37	66.80	69.63	70.26	65.18	57.66	39.62	40.77
2020	41.06	40.75	51.57	49.88	56.10	66.26	70.15	70.03	64.40	59.12	49.10	35.72
2021	39.66	41.13	48.66	48.68	56.45	68.18	72.54	72.01	63.50	56.15	37.76	45.01
2022	35.37	41.00	47.39	49.88	62.72	69.80	73.40	72.12	63.80	47.93	48.68	41.41
2023	41.46	47.36	47.50	52.34	59.64	67.76	73.23	72.35	63.50	52.03	45.64	44.10
2024	39.20	39.76	48.37	55.05	62.48	68.96	73.87	95.00	M	M	M	39.68
2025	28.25	40.67	43.79	54.77	61.66	68.16	70.15	M	M	M	M	M
NCEI Climatology	35.10	38.11	44.00	50.60	59.40	67.70	71.00	70.40	64.40	52.91	42.09	36.99

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	M	M	79.93	83.24	82.47	79.20	67.84	59.06	47.59
2006	54.07	49.98	56.40	66.50	71.73	78.00	81.63	83.07	71.98	63.16	53.63	50.41
2007	48.04	45.26	57.23	59.74	68.75	77.70	79.49	75.87	75.16	68.21	54.02	53.36
2008	45.03	51.37	55.58	62.12	70.76	80.33	81.09	80.50	75.77	62.83	51.26	52.93
2009	46.55	48.14	56.45	63.17	73.11	81.77	81.04	80.40	75.98	65.27	56.60	47.13
2010	43.26	43.60	53.28	64.88	75.37	82.61	84.58	83.42	77.75	65.30	56.24	41.70
2011	42.80	51.96	58.22	67.28	73.86	84.05	84.46	84.90	76.07	62.34	56.36	52.03
2012	50.09	53.26	64.92	66.38	74.79	77.54	83.36	79.87	74.75	66.52	54.05	52.50
2013	53.89	49.26	51.45	63.68	70.24	80.54	79.55	78.83	75.71	66.55	55.04	52.76
2014	42.07	51.32	54.35	64.46	72.94	78.47	78.77	79.21	75.26	64.20	49.52	50.90
2015	45.09	45.21	56.18	66.68	74.71	82.34	83.50	77.38	73.37	63.50	58.88	58.91
2016	45.24	50.28	60.63	63.44	70.76	79.46	83.04	82.31	76.82	67.19	57.05	52.24
2017	53.51	56.94	57.93	67.49	71.57	77.15	80.72	79.50	73.91	66.64	55.88	49.52
2018	42.74	60.51	54.62	59.69	72.85	78.95	79.47	78.97	79.73	68.26	52.94	50.32
2019	48.61	55.56	55.95	64.07	75.35	78.32	81.94	80.77	79.91	70.09	52.37	51.31
2020	51.36	51.46	62.80	62.45	68.81	76.73	80.89	79.58	73.97	70.99	62.12	48.23
2021	49.91	52.09	61.35	63.02	70.85	78.95	81.93	81.59	75.11	68.17	53.30	57.58
2022	47.91	55.14	61.50	64.58	75.35	82.73	82.84	80.98	74.75	61.65	59.63	51.51
2023	53.02	59.77	60.10	65.12	70.76	78.80	83.59	82.92	74.81	65.47	58.20	53.35
2024	50.59	52.92	60.16	67.83	74.10	81.65	84.20	95.00	M	M	M	51.05
2025	41.29	54.02	58.25	67.85	72.50	78.48	80.32	M	M	M	M	M
NCEI Climatology	46.70	50.12	57.35	64.45	72.50	79.20	82.50	81.30	75.70	65.41	55.30	48.80

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	M	M	83.0%	87.0%	89.8%	77.8%	82.0%	74.0%	79.1%
2006	78.8%	73.1%	69.3%	73.0%	72.1%	72.7%	73.2%	80.8%	81.5%	75.3%	78.3%	79.5%
2007	70.4%	56.7%	69.7%	51.6%	71.3%	80.2%	83.9%	67.8%	79.3%	78.7%	67.7%	77.4%
2008	74.3%	72.5%	71.1%	75.8%	70.9%	68.8%	74.0%	79.3%	75.3%	72.6%	72.2%	76.7%
2009	71.6%	66.1%	75.1%	71.5%	82.1%	73.7%	70.2%	82.8%	84.4%	87.1%	84.2%	78.4%
2010	71.0%	70.0%	71.8%	68.6%	76.6%	76.7%	73.1%	83.4%	73.0%	73.3%	76.4%	67.5%
2011	74.5%	74.4%	75.2%	69.1%	62.9%	62.8%	73.9%	66.2%	70.2%	73.0%	74.2%	77.1%
2012	72.4%	75.5%	71.7%	66.8%	66.6%	64.0%	68.3%	76.5%	76.0%	69.9%	68.8%	80.0%
2013	73.5%	72.1%	58.9%	72.7%	70.2%	81.4%	86.9%	84.9%	81.4%	80.0%	72.9%	82.2%
2014	70.2%	78.1%	72.5%	74.6%	74.8%	78.9%	78.7%	77.2%	88.7%	79.9%	76.5%	85.4%
2015	76.6%	73.6%	78.5%	78.8%	70.8%	76.4%	75.8%	82.8%	85.1%	83.3%	82.6%	81.0%
2016	71.4%	65.3%	70.0%	67.5%	65.3%	70.0%	70.3%	72.8%	74.2%	68.3%	60.2%	73.0%
2017	73.7%	68.7%	59.9%	67.1%	68.8%	78.4%	77.5%	76.9%	75.4%	73.3%	75.7%	78.1%
2018	62.6%	78.7%	63.1%	69.7%	78.1%	77.6%	82.8%	82.6%	77.1%	76.7%	82.9%	83.3%
2019	74.5%	75.6%	66.7%	72.9%	69.9%	73.3%	68.5%	77.8%	63.5%	73.5%	75.7%	75.6%
2020	74.0%	80.0%	77.8%	70.5%	72.1%	75.7%	76.9%	82.3%	80.1%	73.1%	70.9%	72.8%
2021	71.5%	72.6%	66.0%	62.3%	63.0%	73.0%	74.6%	79.1%	76.3%	75.8%	63.7%	77.2%
2022	64.8%	64.5%	61.1%	61.8%	66.5%	59.0%	74.5%	77.3%	71.3%	65.6%	67.6%	70.4%
2023	72.6%	69.5%	66.0%	67.9%	68.3%	64.4%	71.6%	74.3%	75.1%	70.3%	68.0%	67.3%
2024	69.1%	62.3%	66.9%	65.0%	71.3%	60.3%	70.5%	M	M	M	M	76.2%
2025	69.0%	75.2%	65.8%	75.1%	82.2%	86.8%	86.9%	M	M	M	M	M