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 () 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
1994	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00	0.00
1995	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1996	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1997	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1998	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1999	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2000	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2001	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2002	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2003	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	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	M	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

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1994	M	M	M	M	M	M	M	8.9	6.8	6.9	10.8	8.7
1995	10.2	12.7	7.8	9.8	8.5	9.4	M	M	M	M	M	10.9
1996	12.5	9.5	11.2	7.6	10.1	7.7	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	9.6	8.2	10.7	9.1
2000	10.3	10.5	9.6	10.5	9.2	8.5	6.5	5.9	6.8	7.3	6.8	11.4
2001	7.8	10.5	10.8	8.8	8.6	7.7	7.5	6.6	6.5	8.8	8.3	8.9
2002	9.1	10.2	11.2	9.4	11.4	7.1	7.6	6.1	6.5	6.7	8.3	10.2
2003	9.6	10.2	8.6	8.9	7.3	7.9	7.1	6.3	6.7	8.3	10.1	9.9
2004	12.5	9.5	8.9	10.2	9.2	8.6	5.1	5.3	5.8	6.9	7.3	10.4
2005	9.4	7.2	9.5	9.0	9.3	7.7	5.4	5.4	7.2	9.1	10.6	9.3
2006	10.0	11.3	9.8	9.1	8.5	7.4	5.7	5.5	6.2	8.0	8.1	9.1
2007	9.7	12.0	10.7	10.1	9.4	8.4	6.1	6.2	7.6	7.6	9.3	10.6
2008	10.5	10.9	10.8	9.6	9.2	7.1	6.5	5.2	5.3	6.8	8.3	9.9
2009	10.0	9.6	9.2	10.6	10.2	6.9	6.5	6.2	6.4	7.3	7.1	10.0
2010	10.5	11.4	9.5	9.3	8.7	7.2	6.6	6.6	7.3	8.0	8.0	9.3
2011	8.3	10.5	9.5	10.3	10.3	8.3	6.9	7.2	6.0	9.0	9.0	8.8
2012	10.1	8.9	9.1	10.7	7.7	8.1	6.0	6.8	7.2	8.0	7.8	9.4
2013	10.3	10.3	9.5	10.8	9.2	8.1	6.8	7.0	7.0	8.0	11.1	9.4
2014	11.6	10.4	10.6	10.5	9.8	7.3	8.7	5.4	7.6	9.1	11.4	9.8
2015	11.1	10.6	10.7	10.0	10.2	7.1	6.4	6.4	6.5	8.3	9.1	8.8
2016	10.4	10.9	8.8	9.4	9.1	8.9	7.4	6.5	6.2	7.4	M	M
2017	M	M	M	M	M	M	M	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

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1994	M	M	M	M	M	M	M	70.74	67.03	57.97	45.97	30.97
1995	26.06	21.43	39.52	48.20	66.19	77.89	78.34	77.96	63.82	57.93	35.19	22.14
1996	17.53	24.00	35.61	49.61	64.65	71.00	73.70	75.60	66.86	52.79	35.87	32.73
1997	18.56	22.72	28.79	45.61	57.43	76.90	75.23	72.26	65.58	54.00	37.84	25.45
1998	22.53	29.08	32.53	53.65	71.64	71.59	75.45	76.08	68.79	55.70	41.85	34.37
1999	20.22	28.27	35.03	50.50	71.15	76.28	74.55	72.00	68.91	53.65	46.57	31.81
2000	20.66	25.66	41.48	48.04	62.98	71.01	75.81	75.41	65.41	55.89	42.00	21.93
2001	22.66	24.22	32.24	51.33	70.08	77.81	76.16	81.75	71.11	57.82	46.05	36.28
2002	28.18	30.07	35.44	51.87	60.95	71.63	79.17	78.99	73.17	51.51	38.01	29.87
2003	16.65	20.12	32.76	47.94	65.28	75.33	77.59	75.99	69.82	52.12	43.02	29.13
2004	33.40	32.45	M	M	M	66.52	72.90	67.95	63.32	51.15	37.75	13.81
2005	18.44	26.92	32.43	54.62	60.36	79.41	79.70	M	47.70	55.76	43.18	26.76
2006	28.46	19.15	30.23	44.34	59.97	69.64	74.30	71.02	58.14	48.93	38.24	31.42
2007	25.41	18.82	33.89	49.07	67.64	76.43	76.26	77.00	71.82	60.45	39.51	25.25
2008	26.36	24.30	30.80	53.04	63.55	75.69	77.77	76.07	70.87	54.54	41.20	27.13
2009	14.70	26.68	36.68	55.71	64.25	72.76	74.11	76.92	69.03	50.52	46.50	27.60
2010	25.99	29.07	45.46	58.58	71.32	73.44	81.61	77.31	68.11	54.11	42.12	26.92
2011	20.00	23.78	34.51	50.35	62.87	74.97	83.39	77.36	71.72	56.67	48.71	33.52
2012	26.64	29.99	44.37	53.58	69.72	77.60	80.77	78.27	69.01	57.41	40.25	29.55
2013	23.30	24.73	35.96	50.70	68.64	71.01	79.44	75.08	67.00	57.53	39.00	21.59
2014	20.16	20.93	27.58	48.79	66.43	75.60	76.37	75.80	69.36	57.89	40.12	30.51
2015	19.25	13.42	31.49	50.79	73.14	72.00	78.99	78.14	75.33	54.10	46.80	38.57
2016	26.67	28.28	37.09	47.96	68.77	75.23	78.45	79.96	73.04	59.27	M	M
2017	M	M	M	M	M	M	M	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

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1994	M	M	M	M	M	M	M	57.00	48.50	40.48	30.77	17.19
1995	13.74	5.93	22.55	28.67	45.42	58.86	63.86	60.26	47.50	45.64	24.89	8.69
1996	3.33	10.00	19.10	33.25	43.87	58.50	61.89	59.40	53.21	39.04	26.60	25.27
1997	7.60	9.88	16.48	32.93	44.93	58.62	61.12	57.61	51.65	38.57	27.56	15.72
1998	10.76	16.52	22.43	37.54	54.80	59.38	61.45	61.00	53.45	42.63	33.08	22.70
1999	7.96	16.23	24.70	37.17	52.96	60.88	61.18	56.00	55.35	36.68	33.93	20.16
2000	7.71	11.72	27.51	34.56	47.05	54.67	57.74	57.95	46.79	39.11	30.31	8.58
2001	4.41	4.54	15.63	31.76	47.59	57.95	57.38	57.99	50.94	41.05	32.86	24.52
2002	15.95	13.50	19.49	34.79	42.76	53.44	60.69	58.03	51.15	35.06	26.21	17.37
2003	-16.68	-5.43	15.57	29.70	45.14	54.56	59.51	58.98	50.33	37.71	29.04	15.62
2004	33.40	19.85	M	M	M	63.66	66.07	65.01	60.39	45.93	33.03	7.67
2005	2.65	8.63	15.93	34.80	43.36	59.38	59.90	M	43.70	43.18	28.96	15.13
2006	16.20	14.63	25.16	40.89	54.22	64.23	69.89	65.76	54.89	48.49	36.19	28.34
2007	10.82	3.50	17.52	33.93	45.38	55.72	57.83	54.95	49.70	42.65	26.80	12.38
2008	11.79	8.08	13.21	34.63	42.80	57.35	59.64	55.50	50.01	36.86	29.72	10.55
2009	-0.76	8.74	21.27	34.69	44.53	54.52	58.54	58.87	47.36	37.19	31.31	16.57
2010	14.35	18.29	28.34	38.11	48.94	56.03	62.25	58.25	51.55	38.75	28.84	14.72
2011	7.59	7.63	19.70	33.65	47.18	56.37	62.72	59.91	53.22	42.43	33.14	20.22
2012	9.70	14.85	28.72	35.64	50.78	57.68	59.17	59.26	48.61	41.74	24.20	17.21
2013	5.90	12.03	24.23	31.81	45.89	55.24	59.61	56.61	47.52	40.41	26.07	7.58
2014	5.56	6.67	10.59	32.17	47.08	56.34	59.55	56.10	48.80	44.52	29.98	19.48
2015	-0.05	-4.71	14.50	34.10	49.51	53.98	59.91	60.07	54.35	36.29	32.22	29.52
2016	11.35	12.13	22.80	27.68	44.52	55.53	59.01	60.06	49.72	40.95	M	M
2017	M	M	M	M	M	M	M	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

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1994	M	M	M	M	M	M	M	63.87	57.77	49.23	38.37	24.08
1995	19.90	13.68	31.03	38.43	55.81	68.38	71.10	69.11	55.66	51.79	30.04	15.41
1996	10.43	17.00	27.35	41.43	54.26	64.75	67.80	67.50	60.04	45.91	31.23	29.00
1997	13.08	16.30	22.64	39.27	51.18	67.76	68.17	64.94	58.62	46.28	32.70	20.59
1998	16.65	22.80	27.48	45.60	63.22	65.48	68.45	68.54	61.12	49.17	37.46	28.54
1999	14.09	22.25	29.87	43.83	62.06	68.58	67.86	64.00	62.13	45.16	40.25	25.98
2000	14.19	18.69	34.50	41.30	55.02	62.84	66.77	66.68	56.10	47.50	36.16	15.26
2001	13.54	14.38	23.94	41.54	58.84	67.88	66.77	69.87	61.03	49.43	39.46	30.40
2002	22.07	21.78	27.46	43.33	51.86	62.53	69.93	68.51	62.16	43.29	32.11	23.62
2003	-0.01	7.35	24.17	38.82	55.21	64.95	68.55	67.49	60.07	44.91	36.03	22.38
2004	33.40	26.15	M	M	M	65.09	69.49	66.48	61.86	48.54	35.39	10.74
2005	10.54	17.78	24.18	44.71	51.86	69.39	69.80	M	45.70	49.47	36.07	20.95
2006	22.33	16.89	27.70	42.62	57.09	66.94	72.09	68.39	56.52	48.71	37.21	29.88
2007	18.11	11.16	25.70	41.50	56.51	66.07	67.04	65.97	60.76	51.55	33.15	18.81
2008	19.07	16.19	22.00	43.83	53.18	66.52	68.71	65.78	60.44	45.70	35.46	18.84
2009	6.97	17.71	28.98	45.20	54.39	63.64	66.33	67.90	58.19	43.85	38.91	22.08
2010	20.17	23.68	36.90	48.34	60.13	64.73	71.93	67.78	59.83	46.43	35.48	20.82
2011	13.80	15.70	27.11	42.00	55.03	65.67	73.05	68.64	62.47	49.55	40.93	26.87
2012	18.17	22.42	36.55	44.61	60.25	67.64	69.97	68.77	58.81	49.58	32.22	23.38
2013	14.60	18.38	30.09	41.26	57.26	63.13	69.53	65.85	57.26	48.97	32.53	14.59
2014	12.86	13.80	19.08	40.48	56.75	65.97	67.96	65.95	59.08	51.20	35.05	24.99
2015	9.60	4.35	22.99	42.44	61.32	62.99	69.45	69.11	64.84	45.20	39.51	34.04
2016	19.01	20.20	29.94	37.82	56.65	65.38	68.73	70.01	61.38	50.11	M	M
2017	M	M	M	M	M	M	M	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

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
1994	M	M	M	M	M	M	M	80.0%	80.2%	73.2%	76.9%	84.7%
1995	86.1%	74.5%	79.1%	64.2%	65.8%	74.5%	M	M	M	M	M	80.9%
1996	71.2%	73.5%	63.9%	74.0%	58.3%	55.2%	M	M	M	M	M	M
1997	M	M	M	M	M	M	M	M	M	M	M	M
1998	M	M	M	M	M	M	M	M	M	M	M	M
1999	M	M	M	M	M	M	M	M	83.9%	72.1%	72.0%	75.8%
2000	70.9%	71.6%	70.8%	67.6%	69.4%	68.1%	71.8%	77.9%	77.7%	75.3%	83.9%	78.5%
2001	81.0%	75.4%	74.3%	61.2%	60.7%	67.4%	74.1%	70.3%	73.3%	76.7%	82.8%	81.0%
2002	80.1%	73.5%	71.9%	67.5%	62.3%	70.5%	68.9%	71.1%	72.5%	75.8%	81.6%	75.4%
2003	80.8%	70.5%	73.8%	64.9%	68.9%	66.0%	73.1%	76.4%	74.4%	76.8%	76.3%	80.3%
2004	69.2%	70.9%	74.5%	65.1%	63.5%	62.7%	77.2%	75.1%	78.6%	77.2%	79.9%	74.8%
2005	66.1%	71.1%	67.0%	63.8%	64.2%	68.9%	73.5%	74.6%	75.8%	81.9%	79.0%	79.8%
2006	82.3%	73.7%	68.6%	63.5%	73.6%	72.6%	75.9%	75.8%	81.6%	80.7%	84.4%	81.5%
2007	73.9%	67.9%	69.3%	72.7%	57.8%	69.9%	78.7%	76.5%	74.8%	80.8%	79.7%	82.8%
2008	80.0%	80.4%	75.4%	69.6%	59.5%	76.8%	77.6%	80.2%	78.6%	77.1%	78.9%	79.4%
2009	77.9%	76.1%	70.1%	61.7%	63.8%	72.7%	79.6%	78.7%	75.0%	79.1%	81.9%	80.4%
2010	80.6%	77.6%	68.4%	64.2%	57.3%	73.7%	74.3%	78.3%	79.9%	75.0%	79.2%	82.2%
2011	75.9%	71.7%	71.1%	67.0%	75.1%	65.7%	64.8%	76.4%	79.0%	74.8%	76.4%	80.3%
2012	76.3%	74.5%	72.3%	59.0%	67.6%	65.5%	67.9%	75.2%	74.8%	78.5%	75.2%	84.6%
2013	76.4%	76.9%	76.1%	62.8%	63.6%	76.4%	76.5%	78.9%	79.1%	78.8%	74.5%	82.1%
2014	75.3%	75.5%	69.6%	71.3%	69.2%	70.1%	74.2%	80.8%	78.4%	76.6%	72.8%	80.7%
2015	70.9%	67.4%	66.7%	65.1%	59.0%	71.7%	76.0%	78.9%	76.2%	72.5%	77.5%	81.7%
2016	74.3%	70.9%	69.5%	54.3%	58.1%	62.9%	73.8%	74.4%	73.6%	75.8%	M	M
2017	M	M	M	M	M	M	M	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