View Monthly Charts

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 (USC00397882) 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
1990	M	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00
1991	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00	0.00
1992	M	M	0.00	M	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00
1993	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1994	0.00	0.00	0.00	0.00	0.00	0.00	M	M	0.00	0.00	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	0.00
1996	M	M	0.00	0.00	M	0.00	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	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
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	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	0.00	9.88	89.11	45.35
2009	22.84	22.98	103.95	18.81	2.06	2.36	2.96	2.82	0.13	39.94	2.29	57.08
2010	25.26	17.31	12.59	26.75	14.45	4.31	1.68	3.16	1.74	3.17	37.09	23.60
2011	37.65	23.20	14.35	19.82	6.05	3.17	2.79	1.44	0.62	7.58	6.32	30.45
2012	34.46	30.19	4.51	8.12	4.05	5.28	3.04	1.88	0.06	8.10	5.03	18.55
2013	32.81	18.11	30.31	55.51	18.91	4.16	2.50	0.75	2.72	46.95	10.07	13.85
2014	9.71	27.75	49.13	39.52	2.22	5.99	0.54	2.21	3.65	4.17	26.73	32.70
2015	17.86	26.55	10.07	2.85	20.55	5.75	2.42	5.47	0.75	2.61	9.96	48.95
2016	15.86	19.89	15.47	21.08	3.75	2.04	2.62	4.30	1.77	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	M
NCEI Climatology	0.60	0.94	1.19	2.23	3.72	3.51	2.35	1.88	1.56	2.04	0.70	0.72

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1990	M	M	M	M	M	M	M	M	M	M	M	8.5
1991	8.5	16.7	M	8.9	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	4.6	M	7.5	M	15.0	13.5	11.3	4.8	M	16.3	M
1994	2.9	M	10.1	M	16.9	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	3.4	M	M	M	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	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
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	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	7.8	8.3	11.2	11.6
2009	13.2	8.7	9.1	8.6	9.1	8.5	7.2	8.2	8.3	10.7	8.1	9.6
2010	7.9	5.8	8.0	10.6	11.7	8.2	7.2	7.7	8.0	9.2	10.8	8.1
2011	11.6	11.9	9.4	11.1	10.5	10.2	8.3	7.6	6.7	8.4	9.9	10.1
2012	11.4	8.8	11.7	10.4	9.0	10.6	9.4	8.6	8.1	8.9	8.2	7.7
2013	10.4	10.2	9.7	9.2	9.7	9.0	7.1	7.5	8.2	10.4	8.5	10.4
2014	14.8	10.4	9.3	10.7	8.9	8.3	7.2	7.4	7.1	7.9	11.3	8.1
2015	10.5	10.3	9.8	9.9	8.9	7.5	7.6	7.7	7.3	8.3	9.3	9.2
2016	9.1	12.5	9.3	10.5	8.5	9.2	8.8	8.4	8.4	8.5	8.3	11.2
2017	8.6	9.9	9.0	9.0	9.1	8.7	7.9	7.4	7.5	10.3	8.7	11.5
2018	9.0	7.6	8.5	8.4	7.7	8.2	7.0	6.2	8.4	8.6	9.5	8.6
2019	10.4	7.5	8.6	10.5	9.1	8.0	7.4	6.8	9.0	11.1	10.2	9.3
2020	9.2	9.6	9.4	9.9	9.7	2.5	7.3	7.7	8.0	8.9	9.4	10.3
2021	9.8	8.4	9.2	9.6	8.3	8.2	7.9	7.9	7.4	8.8	10.8	10.1
2022	12.0	11.3	10.4	13.7	9.6	7.8	7.9	7.2	7.5	8.3	11.5	11.0
2023	7.8	10.0	8.6	11.2	7.7	2.2	3.3	7.0	7.3	8.5	8.7	8.4
2024	7.7	8.9	8.4	10.8	9.9	9.0	6.4	7.8	8.7	6.3	8.1	11.6
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
1990	M	M	M	M	M	M	M	M	61.00	50.00	30.67	20.12
1991	31.14	49.50	42.50	44.80	64.83	66.67	77.33	M	61.50	33.00	36.00	52.00
1992	M	M	39.25	M	61.33	68.33	60.50	76.00	M	50.00	28.83	21.00
1993	M	38.25	35.50	45.33	60.50	58.00	74.33	59.00	50.00	53.00	26.00	31.00
1994	29.00	28.29	41.80	46.50	64.00	74.33	M	M	58.00	50.00	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	42.00	58.00	M	93.00	M	M	M	M	17.60	M
1997	M	M	30.20	M	M	M	M	66.20	M	M	M	M
1998	M	M	M	M	M	41.00	M	M	M	M	M	M
1999	M	33.80	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	57.20	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	30.20	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	60.80	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	54.00	56.91	45.74	30.20
2009	36.94	46.21	43.55	48.20	63.97	67.68	77.35	76.88	74.48	44.54	52.57	25.90
2010	33.22	29.81	45.53	54.32	59.64	71.90	80.46	83.30	71.02	63.12	40.64	34.21
2011	31.59	30.84	42.34	51.74	57.08	71.66	83.50	82.98	72.62	60.92	43.23	38.68
2012	40.65	35.29	60.57	60.92	65.74	82.64	89.89	84.08	76.94	54.12	50.18	34.85
2013	36.47	37.66	43.90	44.42	63.47	72.56	81.41	82.63	75.50	48.86	45.32	32.46
2014	38.10	27.37	42.16	53.30	62.48	69.56	80.48	77.64	71.29	63.42	38.90	39.26
2015	40.59	38.75	54.35	56.54	57.90	74.18	80.54	79.96	76.22	61.61	44.84	35.77
2016	36.94	46.09	51.16	55.34	64.57	82.76	85.83	81.24	70.94	64.52	55.82	28.69
2017	30.84	44.41	50.17	55.22	64.81	76.82	90.01	80.83	71.18	59.52	48.68	33.74
2018	38.62	26.54	41.75	50.78	68.52	75.20	80.02	78.39	70.52	54.82	43.16	37.46
2019	38.27	17.73	37.34	53.00	54.99	72.74	78.80	77.75	72.20	49.01	43.40	41.00
2020	38.85	36.72	46.23	50.96	63.12	78.03	81.80	85.59	71.72	53.14	53.84	44.02
2021	39.37	23.71	50.00	51.98	61.44	82.46	87.51	84.08	79.10	59.41	53.54	39.84
2022	40.71	35.09	46.28	47.66	62.48	74.12	86.23	86.46	78.68	60.63	40.28	31.83
2023	36.76	39.65	36.35	51.80	68.87	79.06	84.92	81.53	74.54	54.82	52.04	44.83
2024	31.77	43.36	45.53	56.96	64.46	77.00	85.01	81.82	82.70	67.42	46.10	44.76
NCEI Climatology	35.90	37.00	45.80	54.90	64.30	75.30	83.60	82.90	74.00	58.10	45.90	37.20

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1990	M	M	M	M	M	M	M	M	53.00	37.80	29.00	14.50
1991	28.00	33.00	36.00	36.60	55.83	59.00	70.33	M	57.50	14.00	34.00	42.00
1992	M	M	35.50	M	48.00	53.67	55.50	54.00	M	37.00	24.00	21.00
1993	M	31.25	31.00	36.00	49.00	48.17	61.67	55.00	42.67	44.00	23.50	19.00
1994	22.60	21.14	35.40	37.75	50.00	62.00	M	M	54.00	46.00	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	33.00	50.50	M	85.00	M	M	M	M	17.60	M
1997	M	M	30.20	M	M	M	M	66.20	M	M	M	M
1998	M	M	M	M	M	41.00	M	M	M	M	M	M
1999	M	33.80	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	57.20	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	30.20	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	60.80	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	48.00	36.12	29.18	10.11
2009	18.06	17.79	21.43	30.74	39.99	48.71	53.77	53.19	47.96	29.75	30.33	9.70
2010	15.28	10.53	27.88	34.16	39.95	49.64	55.88	57.28	43.66	40.83	23.84	16.21
2011	14.46	12.52	22.19	33.02	41.41	50.60	60.51	56.45	47.30	39.95	26.89	20.97
2012	20.04	16.42	34.55	36.92	41.93	53.60	63.12	55.81	48.62	35.31	27.56	18.18
2013	16.90	21.97	21.95	25.76	42.28	50.60	58.13	57.84	51.32	34.28	25.10	12.03
2014	17.08	9.56	21.26	31.64	41.99	49.46	55.52	56.68	46.34	37.17	19.70	20.10
2015	20.04	17.28	29.74	32.96	39.49	54.38	57.37	56.15	49.52	40.48	25.16	20.39
2016	19.86	27.16	30.03	34.70	42.39	53.90	57.61	55.17	48.86	40.01	33.02	11.27
2017	13.54	21.46	28.86	34.10	42.97	52.70	61.38	55.86	48.20	36.35	27.92	17.19
2018	16.85	4.29	22.83	27.26	47.85	53.36	58.71	54.65	47.84	34.03	24.50	21.26
2019	20.85	1.01	21.14	33.50	38.10	50.78	58.01	55.69	49.82	29.68	24.02	23.93
2020	20.39	19.15	26.83	29.42	41.87	58.74	60.42	57.08	46.58	30.90	28.16	24.39
2021	21.84	5.64	27.76	30.98	39.84	55.76	61.90	56.97	50.72	39.55	32.42	18.01
2022	18.53	13.55	23.17	26.78	41.00	50.30	58.77	58.94	51.26	38.33	19.94	12.78
2023	20.21	18.05	17.14	30.44	46.28	54.89	59.60	57.90	50.00	35.08	29.36	24.45
2024	12.55	23.74	23.35	35.06	42.34	52.16	58.65	57.08	53.36	38.56	25.46	25.45
NCEI Climatology	15.68	16.40	24.20	31.99	41.80	51.30	57.60	56.10	47.60	35.40	25.60	17.50

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1990	M	M	M	M	M	M	M	M	57.00	43.90	29.83	17.31
1991	29.57	41.25	39.25	40.70	60.33	62.83	73.83	M	59.50	23.50	35.00	47.00
1992	M	M	37.38	M	54.67	61.00	58.00	65.00	M	43.50	26.42	21.00
1993	M	34.75	33.25	40.67	54.75	53.08	68.00	57.00	46.33	48.50	24.75	25.00
1994	25.80	24.71	38.60	42.12	57.00	68.17	M	M	56.00	48.00	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	37.50	54.25	M	89.00	M	M	M	M	17.60	M
1997	M	M	30.20	M	M	M	M	66.20	M	M	M	M
1998	M	M	M	M	M	41.00	M	M	M	M	M	M
1999	M	33.80	M	M	M	M	M	M	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	57.20	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	30.20	M	M	M	M	M	M	M	M	M	M
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	60.80	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	51.00	46.51	37.46	20.15
2009	27.50	32.00	32.49	39.47	51.98	58.20	65.56	65.04	61.22	37.14	41.45	17.80
2010	24.25	20.17	36.70	44.24	49.80	60.77	68.17	70.29	57.34	51.97	32.24	25.21
2011	23.03	21.68	32.26	42.38	49.25	61.13	72.01	69.71	59.96	50.44	35.06	29.82
2012	30.35	25.86	47.56	48.92	53.83	68.12	76.51	69.95	62.78	44.72	38.87	26.51
2013	26.69	29.81	32.93	35.09	52.87	61.58	69.77	70.24	63.41	41.57	35.21	22.25
2014	27.59	18.47	31.71	42.47	52.24	59.51	68.00	67.16	58.81	50.30	29.30	29.68
2015	30.32	28.01	42.05	44.75	48.69	64.28	68.96	68.06	62.87	51.05	35.00	28.08
2016	28.40	36.62	40.59	45.02	53.48	68.33	71.72	68.20	59.90	52.26	44.42	19.98
2017	22.19	32.93	39.52	44.66	53.89	64.76	75.69	68.35	59.69	47.94	38.30	25.47
2018	27.73	15.41	32.29	39.02	58.19	64.28	69.36	66.52	59.18	44.43	33.83	29.36
2019	29.56	9.37	29.24	43.25	46.55	61.76	68.41	66.72	61.01	39.35	33.71	32.46
2020	29.62	27.93	36.53	40.19	52.50	68.39	71.11	71.34	59.15	42.02	41.00	34.21
2021	30.61	14.67	38.88	41.48	50.64	69.11	74.71	70.53	64.91	49.48	42.98	28.92
2022	29.62	24.32	34.73	37.22	51.74	62.21	72.50	72.70	64.97	49.48	30.11	22.30
2023	28.49	28.85	26.75	41.12	57.58	66.97	72.26	69.71	62.27	44.95	40.70	34.64
2024	22.16	33.55	34.44	46.01	53.40	64.58	71.83	69.45	68.03	52.99	35.78	35.11
NCEI Climatology	25.79	26.70	35.00	43.45	53.05	63.30	70.60	69.50	60.80	46.75	35.75	27.35

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
1990	M	M	M	M	M	M	M	M	M	M	M	M
1991	M	71.8%	M	67.3%	M	M	M	M	M	M	M	M
1992	M	M	M	M	M	M	M	M	M	M	M	M
1993	M	62.8%	M	82.3%	M	57.3%	22.8%	38.9%	55.6%	M	M	M
1994	92.3%	M	84.8%	M	34.4%	M	M	M	M	M	M	M
1995	M	M	M	M	M	M	M	M	M	M	M	M
1996	M	M	85.0%	M	M	M	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	M	M	M	M
2000	M	M	M	M	M	M	M	M	M	M	M	M
2001	M	M	M	M	M	M	M	M	M	M	M	M
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
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	M
2007	M	M	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	65.2%	58.7%	63.5%	64.5%
2009	58.7%	65.8%	65.4%	70.9%	57.9%	71.3%	63.6%	62.9%	56.7%	72.5%	50.5%	69.8%
2010	68.3%	77.2%	69.9%	63.7%	71.3%	72.2%	61.5%	57.0%	60.8%	57.2%	64.0%	71.2%
2011	71.5%	62.1%	70.9%	66.6%	71.6%	67.8%	65.0%	57.2%	52.2%	53.1%	53.7%	59.1%
2012	53.5%	69.4%	42.3%	55.9%	57.7%	49.7%	48.4%	43.0%	35.1%	61.1%	60.8%	61.0%
2013	61.3%	64.6%	61.1%	68.0%	65.1%	65.6%	64.7%	65.0%	61.2%	72.0%	59.2%	65.8%
2014	60.4%	65.0%	66.4%	60.1%	69.4%	71.8%	61.1%	68.9%	61.5%	58.2%	63.4%	66.1%
2015	59.9%	65.5%	51.2%	57.7%	76.0%	75.2%	60.0%	60.7%	57.8%	63.3%	58.2%	64.0%
2016	67.7%	58.1%	55.2%	66.7%	61.5%	51.2%	51.3%	52.7%	63.4%	54.7%	51.5%	58.9%
2017	66.6%	59.1%	64.7%	65.0%	62.6%	53.6%	47.1%	54.1%	54.9%	49.8%	60.7%	61.2%
2018	63.5%	67.9%	71.6%	70.3%	68.8%	70.1%	68.9%	62.6%	65.9%	67.4%	65.1%	63.2%
2019	65.4%	71.0%	67.7%	67.1%	76.2%	68.1%	73.6%	72.7%	66.6%	62.1%	67.9%	59.5%
2020	65.2%	63.1%	65.8%	59.3%	67.3%	63.2%	59.1%	46.5%	49.4%	59.7%	42.2%	55.7%
2021	60.7%	64.5%	57.4%	59.6%	70.2%	51.1%	54.1%	47.9%	45.3%	60.7%	48.2%	60.4%
2022	51.7%	57.8%	56.1%	63.2%	63.3%	65.1%	54.8%	47.8%	49.1%	58.4%	58.8%	62.9%
2023	68.5%	55.6%	71.6%	53.8%	66.1%	67.0%	59.8%	61.2%	65.1%	69.9%	49.5%	57.9%
2024	66.1%	65.3%	62.5%	57.4%	61.8%	59.8%	52.0%	61.8%	45.7%	50.0%	64.7%	52.7%

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