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 (USW00053988) 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	1.32	2.96	1.95	3.17	4.94	0.04	0.91	1.69	4.02
2006	4.75	4.47	3.39	8.14	2.63	3.74	5.72	1.33	5.24	15.12	1.66	10.24
2007	9.18	3.82	3.00	4.39	3.27	3.54	7.26	0.57	5.27	1.60	1.91	0.00
2008	M	M	M	M	M	M	M	M	M	M	1.46	2.28
2009	0.19	2.61	7.91	5.58	2.81	0.77	6.06	1.51	3.00	12.47	2.06	6.17
2010	2.98	6.40	2.21	0.79	2.39	2.83	3.57	2.37	1.93	1.22	5.81	2.62
2011	2.90	1.84	2.62	1.91	1.23	4.25	3.19	0.43	5.17	0.93	2.58	5.26
2012	4.65	12.12	8.19	5.32	1.53	2.02	10.43	5.77	3.82	0.44	1.50	7.04
2013	13.25	4.89	1.07	4.33	3.56	5.04	4.28	1.30	6.38	4.53	2.96	2.13
2014	1.79	3.02	2.88	3.47	4.59	4.08	6.90	1.96	3.33	4.51	3.73	3.11
2015	4.79	1.45	6.11	6.25	7.20	7.82	2.00	0.82	1.37	12.93	6.53	3.10
2016	3.98	3.19	10.55	4.46	4.33	9.41	1.54	8.79	0.88	0.10	2.33	7.93
2017	6.84	1.54	2.09	11.48	7.85	8.35	0.35	15.29	0.07	1.20	1.56	0.94
2018	5.46	10.26	14.45	6.36	1.99	3.68	5.70	1.92	9.55	8.23	3.78	9.31
2019	8.31	3.66	0.60	0.02	1.90	4.54	6.49	3.15	0.92	7.48	1.09	3.53
2020	5.84	3.03	3.81	5.51	4.86	5.09	6.20	1.60	8.94	7.07	4.35	7.48
2021	4.37	3.95	3.40	9.30	13.13	5.22	10.08	3.51	8.34	1.48	1.37	3.87
2022	4.04	2.27	8.00	3.65	2.64	1.85	3.65	9.43	0.53	1.09	6.58	8.61
2023	6.28	5.32	2.79	4.48	0.82	1.61	1.08	0.11	2.02	0.41	3.79	2.19
2024	10.35	4.83	2.95	7.22	10.54	2.43	8.96	0.99	6.74	3.05	4.75	9.49
2025	6.58	3.38	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	5.62	5.08	5.28	5.32	4.73	5.33	4.61	3.80	4.25	4.92	4.79	5.28

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	4.6	2.9	2.4	2.2	2.0	2.7	2.8	3.3	3.8
2006	4.4	4.7	4.8	4.2	3.1	1.9	2.0	1.9	2.7	2.9	3.1	3.3
2007	3.4	3.3	2.6	2.9	2.1	1.6	1.4	1.2	1.3	2.1	2.5	3.6
2008	M	M	M	M	M	M	M	M	M	M	1.7	3.6
2009	2.6	3.6	3.3	4.0	2.7	2.1	1.8	1.2	1.6	2.7	1.7	2.8
2010	2.7	2.4	2.8	3.5	2.9	1.7	1.8	1.8	1.9	2.4	4.6	4.6
2011	4.3	5.1	4.7	5.7	5.2	4.8	1.8	1.7	2.5	1.8	3.0	2.3
2012	2.7	2.6	3.1	3.1	1.7	2.0	1.4	2.2	1.4	2.2	1.8	2.5
2013	2.7	2.6	3.1	3.2	2.9	1.5	1.6	1.5	1.3	1.4	2.4	2.5
2014	2.8	2.8	2.9	3.5	2.9	2.4	1.3	1.6	1.6	1.8	2.8	2.4
2015	2.7	3.1	2.5	2.8	2.5	2.0	1.9	1.8	1.6	2.5	2.5	3.0
2016	2.6	2.9	3.4	2.8	2.2	1.5	1.7	1.2	1.3	1.4	2.0	2.9
2017	2.8	3.2	3.0	2.8	2.4	2.3	1.1	1.8	1.4	2.0	1.9	1.5
2018	2.4	3.3	3.0	2.8	1.7	2.0	1.6	1.5	1.2	2.2	1.9	2.2
2019	2.4	3.0	2.8	2.5	2.1	2.1	1.8	1.1	1.7	1.8	3.1	1.8
2020	2.2	2.7	3.4	2.2	2.4	1.7	1.5	1.3	2.4	2.0	1.6	2.0
2021	2.2	2.9	2.6	2.3	2.3	1.9	1.0	1.3	1.5	1.5	1.4	2.3
2022	2.8	2.9	3.0	3.3	3.0	1.7	1.9	1.2	1.5	1.7	1.9	1.9
2023	2.2	2.6	2.5	2.5	1.5	1.9	2.0	2.2	1.1	2.0	1.6	1.4
2024	2.5	2.5	1.9	2.8	2.0	1.6	1.1	0.8	1.1	1.4	2.1	1.8
2025	2.3	2.4	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
2005	M	M	69.69	76.78	85.01	91.63	91.69	92.77	95.15	79.35	71.62	60.74
2006	65.69	60.81	71.00	80.92	84.42	89.37	90.06	93.45	87.00	79.03	71.10	61.84
2007	57.23	62.43	75.35	75.10	84.33	89.90	87.87	93.84	87.64	80.91	69.05	74.50
2008	M	M	M	M	M	M	M	M	M	M	66.78	60.82
2009	61.15	66.81	71.06	78.00	84.65	94.23	94.33	92.32	86.30	76.90	69.96	57.29
2010	56.87	55.04	67.77	80.53	89.38	94.33	93.45	97.00	93.27	85.35	70.03	61.01
2011	57.52	64.64	74.84	84.11	87.87	98.03	95.13	102.19	89.00	81.71	72.03	61.81
2012	67.81	65.35	78.10	81.70	88.03	93.53	92.26	93.48	89.34	79.61	72.27	67.07
2013	63.08	65.52	70.30	77.17	84.03	92.10	93.11	95.35	92.54	80.29	68.40	61.53
2014	56.25	62.89	67.30	78.30	84.77	89.99	91.20	92.29	89.75	83.13	65.57	64.61
2015	60.64	62.04	74.23	81.70	87.81	93.73	97.68	95.71	91.50	83.10	72.70	69.30
2016	61.16	68.31	75.16	79.13	84.03	90.03	94.77	92.32	91.47	86.16	75.43	64.10
2017	67.26	74.68	76.32	81.53	83.61	88.17	93.03	89.26	89.93	83.16	74.50	62.78
2018	61.86	75.35	73.93	76.37	90.76	92.40	94.71	94.16	88.63	80.03	65.13	61.68
2019	61.16	67.07	70.00	76.64	86.26	89.29	90.63	93.13	93.26	79.85	66.22	65.51
2020	61.87	64.38	76.42	77.80	83.71	89.55	92.84	93.19	84.35	79.52	74.37	62.94
2021	60.97	59.11	74.39	77.16	82.48	90.90	91.99	93.48	87.40	83.68	69.10	74.03
2022	62.52	63.64	72.61	80.94	89.39	96.41	96.58	92.23	90.10	81.45	69.30	64.49
2023	65.90	70.29	75.00	76.30	85.47	93.66	97.82	103.65	94.07	81.94	68.73	65.32
2024	58.52	69.10	72.19	80.07	85.29	92.57	91.23	95.35	87.63	85.19	75.53	66.37
2025	55.69	67.75	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	62.10	64.98	71.61	78.51	85.60	91.11	93.10	93.29	88.91	80.70	69.50	62.19

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	46.67	51.87	59.45	67.26	71.51	71.52	70.79	51.56	48.20	36.64
2006	42.96	39.44	51.64	60.39	62.58	66.90	71.97	72.39	64.70	56.55	44.37	41.61
2007	40.05	39.50	51.58	52.00	62.77	70.07	71.45	72.48	67.72	56.03	48.29	64.24
2008	M	M	M	M	M	M	M	M	M	M	46.17	37.31
2009	35.90	43.07	48.97	54.07	63.84	69.17	72.39	71.03	67.93	56.39	45.28	38.35
2010	34.87	34.82	43.68	55.40	66.43	73.57	74.58	75.87	68.63	54.29	47.43	38.83
2011	36.81	40.71	50.77	60.55	63.39	72.53	75.19	75.03	64.90	50.65	48.00	40.97
2012	43.94	47.89	57.58	59.10	65.52	70.70	73.58	73.90	67.33	54.32	43.93	44.81
2013	44.03	44.29	42.66	53.67	62.44	71.42	71.85	72.74	69.33	58.88	43.83	41.37
2014	30.71	41.87	45.59	56.01	63.72	72.27	72.66	73.17	70.03	59.35	42.21	45.89
2015	38.13	38.68	52.45	62.80	68.00	72.63	74.87	70.23	66.50	57.71	52.42	51.19
2016	38.23	43.10	53.58	58.47	63.65	71.83	74.29	74.13	69.60	57.13	49.00	46.03
2017	47.29	52.71	54.94	58.13	61.87	71.23	73.45	73.65	65.57	57.13	50.40	39.30
2018	37.00	52.35	47.93	50.37	67.90	72.37	73.03	71.26	72.00	60.81	44.57	42.74
2019	38.48	47.21	47.45	53.87	66.52	70.83	72.35	74.21	70.13	56.87	42.88	41.97
2020	44.48	43.31	58.61	56.20	63.45	71.13	75.15	71.93	67.99	57.06	49.67	40.35
2021	41.03	39.25	51.19	55.37	64.03	72.33	72.68	73.19	66.60	60.71	44.03	54.39
2022	36.52	40.15	46.87	57.60	67.25	72.96	75.10	73.87	66.07	52.80	48.03	45.16
2023	45.90	48.57	53.45	55.33	63.66	71.41	74.54	75.96	68.75	58.16	47.87	42.06
2024	36.74	47.79	52.32	59.00	68.35	70.77	73.97	73.19	68.03	57.39	55.20	45.67
2025	35.41	46.70	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	39.61	42.90	49.39	55.91	64.40	70.80	73.10	72.40	67.20	56.50	46.49	40.89

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	58.18	64.33	72.23	79.44	81.60	82.15	82.97	65.45	59.91	48.69
2006	54.32	50.13	61.32	70.66	73.50	78.13	81.01	82.92	75.85	67.79	57.73	51.73
2007	48.64	50.96	63.47	63.55	73.55	79.98	79.66	83.16	77.68	68.47	58.67	69.37
2008	M	M	M	M	M	M	M	M	M	M	56.47	49.07
2009	48.52	54.94	60.02	66.03	74.24	81.70	83.36	81.68	77.12	66.65	57.62	47.82
2010	45.87	44.93	55.73	67.97	77.90	83.95	84.02	86.44	80.95	69.82	58.73	49.92
2011	47.16	52.68	62.81	72.33	75.63	85.28	85.16	88.61	76.95	66.18	60.02	51.39
2012	55.87	56.62	67.84	70.40	76.77	82.12	82.92	83.69	78.34	66.97	58.10	55.94
2013	53.56	54.91	56.48	65.42	73.23	81.76	82.48	84.05	80.94	69.59	56.11	51.45
2014	43.48	52.38	56.44	67.15	74.25	81.13	81.93	82.73	79.89	71.24	53.89	55.25
2015	49.39	50.36	63.34	72.25	77.90	83.18	86.27	82.97	79.00	70.40	62.56	60.25
2016	49.69	55.71	64.37	68.80	73.84	80.93	84.53	83.23	80.53	71.65	62.22	55.06
2017	57.27	63.70	65.63	69.83	72.74	79.70	83.24	81.45	77.75	70.15	62.45	51.04
2018	49.43	63.85	60.93	63.37	79.33	82.38	83.87	82.71	80.32	70.42	54.85	52.21
2019	49.82	57.14	58.73	65.25	76.39	80.06	81.49	83.67	81.69	68.36	54.55	53.74
2020	53.18	53.84	67.52	67.00	73.58	80.34	83.99	82.56	76.17	68.29	62.02	51.65
2021	51.00	49.18	62.79	66.26	73.26	81.61	82.34	83.34	77.00	72.19	56.57	64.21
2022	49.52	51.89	59.74	69.27	78.32	84.69	85.84	83.05	78.08	67.12	58.67	54.82
2023	55.90	59.43	64.23	65.82	74.56	82.53	86.18	89.81	81.41	70.05	58.30	53.69
2024	47.63	58.45	62.26	69.53	76.82	81.67	82.60	84.27	77.83	71.29	65.37	56.02
2025	45.55	57.23	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	50.85	53.94	60.50	67.21	75.00	80.95	83.10	82.85	78.05	68.60	57.99	51.54

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	71.3%	69.6%	73.7%	78.9%	77.2%	67.5%	69.4%	71.9%	71.7%
2006	70.5%	74.2%	69.9%	74.2%	74.9%	72.5%	79.7%	75.5%	71.2%	75.0%	76.0%	74.4%
2007	77.0%	70.4%	70.8%	68.9%	77.4%	81.5%	83.5%	79.3%	82.5%	77.9%	77.9%	85.6%
2008	M	M	M	M	M	M	M	M	M	M	80.5%	79.0%
2009	69.6%	68.6%	72.9%	68.7%	76.8%	70.6%	75.4%	76.1%	80.1%	83.2%	77.4%	76.5%
2010	69.8%	72.8%	68.3%	66.8%	68.6%	75.3%	76.5%	72.8%	69.7%	59.3%	68.5%	63.0%
2011	63.5%	69.9%	67.5%	63.0%	61.9%	59.9%	72.9%	62.3%	70.3%	66.1%	72.1%	79.4%
2012	71.1%	75.8%	73.6%	72.2%	71.1%	68.3%	77.2%	74.4%	74.0%	72.3%	70.4%	74.7%
2013	78.6%	71.5%	60.8%	72.3%	72.9%	72.9%	71.9%	69.3%	69.3%	77.4%	68.6%	75.9%
2014	61.3%	75.1%	73.1%	68.3%	70.4%	75.5%	73.8%	75.6%	76.1%	73.8%	66.1%	77.0%
2015	67.1%	66.8%	72.5%	73.2%	73.8%	72.1%	69.4%	69.0%	73.2%	67.3%	79.3%	80.5%
2016	73.4%	66.0%	72.9%	73.4%	74.6%	78.1%	76.7%	81.2%	78.0%	72.7%	74.4%	77.2%
2017	75.6%	73.1%	71.9%	74.3%	76.0%	82.1%	82.3%	86.8%	76.8%	74.0%	79.8%	80.5%
2018	68.3%	76.8%	71.0%	73.5%	74.6%	80.3%	77.7%	79.8%	89.3%	84.2%	82.9%	83.7%
2019	77.3%	83.1%	71.8%	73.7%	81.2%	77.3%	79.3%	79.0%	74.8%	78.3%	72.0%	78.0%
2020	80.9%	76.7%	77.9%	73.0%	74.1%	74.3%	78.8%	73.0%	78.9%	76.1%	71.6%	74.1%
2021	70.8%	73.1%	69.2%	66.7%	74.2%	76.0%	77.8%	75.5%	76.1%	72.7%	74.0%	78.2%
2022	63.4%	69.2%	66.7%	68.5%	73.0%	69.0%	72.7%	81.4%	70.0%	66.6%	76.7%	77.1%
2023	77.6%	76.1%	69.9%	74.6%	73.7%	73.2%	69.3%	56.4%	67.6%	69.0%	75.3%	72.3%
2024	73.7%	71.8%	76.0%	74.4%	81.3%	75.4%	79.2%	72.0%	77.9%	67.3%	75.9%	76.4%
2025	70.0%	81.0%	M	M	M	M	M	M	M	M	M	M