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 (USC00200146) 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
1997	M	M	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	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2005	0.00	0.00	0.00	0.00	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	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	0.10	2.94	1.87	0.57	1.50	1.61	1.24
2025	M	0.06	1.60	1.37	M	M	M	M	M	M	M	M
NCEI Climatology	2.17	1.83	2.10	3.46	3.73	3.64	3.26	3.71	2.73	3.24	2.66	2.04

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1997	M	M	8.6	7.9	9.1	6.5	5.4	5.1	5.9	6.2	6.9	6.8
1998	7.8	6.0	9.6	7.5	7.2	5.8	5.4	4.5	4.7	6.1	8.3	7.8
1999	8.8	8.2	8.9	8.7	8.0	5.2	5.7	4.7	5.5	6.8	7.8	7.3
2000	7.8	8.1	7.9	8.3	7.8	7.6	5.2	4.5	6.3	5.7	7.2	7.1
2001	7.5	8.7	7.9	9.2	7.2	5.1	5.2	5.2	5.6	8.6	7.6	7.3
2002	8.5	9.5	9.3	8.5	8.4	6.0	5.4	4.6	4.5	6.1	7.7	8.2
2003	9.2	8.5	7.9	8.3	7.9	5.6	5.5	4.4	5.6	6.1	8.0	7.8
2004	8.1	6.5	9.2	9.3	7.4	6.6	5.4	5.2	4.3	7.0	6.8	9.0
2005	6.8	6.1	6.7	8.3	6.7	5.9	4.2	4.4	5.5	5.5	9.6	7.0
2006	7.6	6.5	7.2	7.7	7.0	4.9	5.3	4.8	5.3	6.2	5.3	8.4
2007	7.5	8.4	9.1	8.9	6.6	5.2	5.0	4.8	5.5	6.9	7.6	7.1
2008	8.3	7.4	7.6	8.1	7.8	7.0	5.7	5.1	4.1	5.9	7.6	9.2
2009	6.9	8.5	7.9	10.0	7.8	5.5	5.4	5.5	4.0	6.6	5.5	7.5
2010	8.1	6.4	6.3	8.3	6.6	5.6	4.4	4.8	6.6	6.8	7.9	8.2
2011	6.9	8.7	7.1	10.0	8.6	7.2	4.7	4.7	5.6	6.1	8.2	7.2
2012	7.6	6.9	8.5	7.8	6.5	6.1	4.7	4.3	5.2	7.4	5.9	7.0
2013	8.1	8.2	7.8	9.1	6.6	5.6	4.8	4.8	5.2	5.9	8.7	7.5
2014	9.4	7.8	6.9	9.0	6.8	5.6	5.7	4.2	4.6	6.3	8.7	7.0
2015	7.8	7.6	7.8	8.3	6.9	5.7	4.6	4.6	5.4	8.8	8.3	8.4
2016	8.2	9.1	7.9	7.4	7.4	6.9	7.0	5.7	6.7	6.9	7.8	9.2
2017	7.3	8.7	8.8	9.4	8.5	8.0	5.8	5.9	5.7	8.0	7.3	7.2
2018	8.1	7.6	8.4	8.5	7.2	6.7	5.1	5.3	5.9	7.4	7.3	6.1
2019	8.0	8.4	7.4	9.2	6.6	5.1	5.2	4.4	5.3	8.1	7.3	7.6
2020	7.4	8.6	7.9	7.8	7.7	5.8	4.4	4.7	6.1	6.4	8.5	7.6
2021	5.9	6.7	9.0	7.4	6.5	5.6	5.1	4.0	5.7	5.3	6.9	7.7
2022	7.3	9.3	8.1	8.2	7.0	6.0	5.7	4.3	4.4	6.1	7.6	8.4
2023	6.3	9.0	8.0	7.6	5.5	5.2	4.1	4.7	3.8	6.1	6.9	6.3
2024	7.1	7.0	8.2	8.9	6.3	7.3	5.2	5.5	5.9	7.4	8.3	8.6
2025	10.2	9.0	10.3	10.0	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
1997	M	M	40.29	54.60	59.94	79.70	80.29	73.90	69.87	57.78	41.35	35.77
1998	32.55	37.43	40.65	57.20	73.77	78.19	81.52	80.77	76.10	60.00	47.53	40.42
1999	26.19	37.71	42.45	58.33	73.94	82.33	85.10	78.45	76.83	61.58	53.00	36.23
2000	28.41	36.35	50.65	54.24	68.16	74.48	76.00	76.43	68.53	63.97	44.33	26.32
2001	31.92	31.59	40.88	61.45	70.47	78.61	84.06	82.51	69.83	58.95	53.09	39.05
2002	35.61	36.55	37.24	55.17	62.92	78.83	84.68	79.99	77.67	55.40	43.43	34.72
2003	25.78	27.27	42.01	54.12	61.98	74.08	79.94	80.32	71.65	58.21	46.92	35.30
2004	22.65	30.38	43.87	58.17	65.65	73.67	78.65	75.66	76.93	59.46	47.22	32.75
2005	27.07	33.73	37.80	60.85	64.41	82.35	83.40	80.29	77.13	60.92	47.80	29.02
2006	37.03	31.04	43.74	61.10	67.99	76.61	81.18	79.74	67.94	54.95	47.76	39.59
2007	32.34	24.14	46.74	52.62	71.54	80.55	81.56	80.69	74.65	65.15	43.81	31.83
2008	31.34	27.81	37.83	61.00	66.52	78.60	83.52	82.77	72.68	58.50	44.30	30.84
2009	23.23	34.12	45.82	56.30	67.59	75.74	76.77	77.64	74.18	55.98	51.80	32.35
2010	28.98	32.06	51.92	63.14	70.15	77.12	83.62	84.14	69.38	62.77	48.92	30.14
2011	25.48	30.05	36.20	53.36	67.54	73.85	84.14	77.58	67.88	59.70	49.10	37.28
2012	34.38	35.72	57.01	56.64	71.72	79.71	85.79	78.50	70.92	57.97	45.91	39.33
2013	33.49	30.61	37.24	51.32	72.07	75.98	81.55	80.62	73.30	61.90	44.12	29.57
2014	24.19	24.52	33.75	56.40	67.76	77.04	76.66	77.36	70.50	59.08	39.49	36.00
2015	26.58	19.93	41.44	57.63	71.13	75.42	80.21	77.54	75.61	59.81	51.93	44.04
2016	30.96	35.68	45.94	51.79	68.60	78.39	83.83	83.21	75.24	63.67	53.28	32.18
2017	32.83	41.97	41.34	60.71	66.19	78.21	81.04	76.86	77.49	64.08	44.06	29.78
2018	31.06	34.78	40.89	48.44	74.12	76.95	82.09	81.93	73.55	57.27	38.01	36.14
2019	26.21	28.81	39.36	57.10	66.92	76.50	85.02	79.68	73.55	57.77	39.44	38.43
2020	35.28	33.64	47.83	54.06	66.24	80.80	85.98	81.69	71.04	56.87	54.32	37.49
2021	32.87	28.95	51.21	58.60	68.22	79.18	79.47	82.92	73.03	63.53	45.17	38.91
2022	25.82	31.13	44.12	53.21	71.44	80.52	84.04	81.31	72.52	62.49	50.20	35.70
2023	36.17	38.50	43.48	60.14	71.40	80.75	81.54	77.63	74.14	61.32	47.34	42.61
2024	30.43	43.26	48.56	60.07	72.66	79.36	81.83	80.49	79.67	67.40	49.40	35.06
2025	28.17	29.73	50.38	53.45	M	M	M	M	M	M	M	M
NCEI Climatology	29.11	32.15	42.60	55.90	68.50	78.10	82.21	80.09	72.91	60.00	45.80	34.51

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1997	M	M	25.52	30.83	37.87	54.63	55.45	50.94	48.60	36.41	27.12	26.16
1998	22.61	24.96	27.13	35.17	52.10	56.23	55.65	57.81	49.33	39.10	33.13	23.90
1999	11.32	21.39	19.29	35.70	49.19	58.70	62.74	55.77	46.53	38.16	31.77	19.97
2000	11.23	18.24	29.13	32.63	48.19	54.93	55.00	55.48	47.67	41.87	32.57	8.55
2001	20.17	20.06	25.32	38.38	49.79	55.78	57.70	59.65	48.66	40.43	35.60	26.32
2002	22.70	20.34	20.86	36.22	41.45	57.31	61.01	55.86	50.85	36.93	27.91	20.44
2003	10.31	9.21	20.21	32.18	43.42	48.91	55.21	55.63	45.09	35.26	31.19	21.88
2004	5.26	9.62	29.32	35.33	46.52	54.23	58.21	53.73	49.00	40.36	31.46	20.32
2005	13.93	19.27	18.23	36.21	41.81	60.97	60.97	57.61	51.30	40.32	30.12	19.01
2006	24.47	16.14	25.26	36.15	46.99	53.53	59.61	55.23	46.77	35.58	30.64	28.28
2007	17.22	7.61	27.19	33.17	45.85	53.19	54.42	55.81	49.04	44.40	27.53	18.28
2008	17.92	10.88	21.46	37.35	41.05	55.97	58.03	54.76	50.50	36.41	31.40	17.37
2009	5.87	16.70	26.25	34.88	44.72	54.86	53.66	56.39	48.44	38.45	33.86	20.21
2010	16.67	17.73	27.94	38.90	49.71	57.26	61.38	59.87	49.82	38.91	29.90	18.70
2011	10.40	11.45	19.87	36.14	48.78	53.66	60.80	56.62	46.88	37.69	32.36	27.41
2012	20.68	22.75	36.60	33.67	47.49	53.02	61.60	54.11	45.90	39.42	28.42	26.37
2013	18.88	15.56	22.64	34.59	48.30	55.35	59.31	55.59	48.79	39.89	29.77	16.50
2014	7.53	5.13	15.63	34.30	45.42	55.99	54.85	56.45	47.74	38.98	26.66	24.50
2015	12.17	-0.83	21.37	34.51	48.54	54.45	56.91	58.11	54.34	41.70	34.07	31.66
2016	19.72	21.75	28.61	32.06	45.10	51.72	61.33	61.31	54.09	43.90	34.60	21.13
2017	23.19	25.26	25.37	40.15	45.00	55.95	58.63	54.78	48.38	43.95	29.29	15.29
2018	14.43	17.32	24.16	29.19	51.01	56.89	58.75	59.55	53.36	39.50	28.49	26.27
2019	14.63	19.67	22.54	37.60	46.75	54.91	62.16	55.82	54.99	40.79	26.55	26.44
2020	25.41	19.21	29.53	33.32	45.51	53.80	62.63	58.61	49.53	37.31	34.01	27.12
2021	20.42	7.56	28.00	35.76	42.04	57.49	59.01	59.39	50.68	47.55	28.98	26.05
2022	8.71	16.00	26.57	35.39	50.30	55.49	59.33	58.69	52.25	38.12	31.74	26.48
2023	27.60	23.01	27.79	38.05	42.82	53.31	60.26	57.01	52.58	44.50	28.44	32.42
2024	21.92	25.70	30.52	38.35	48.60	58.45	58.55	56.68	49.20	37.92	35.56	23.15
2025	14.09	15.86	27.01	31.56	M	M	M	M	M	M	M	M
NCEI Climatology	15.00	15.50	23.40	34.51	45.60	55.60	59.29	57.81	49.70	39.40	29.70	21.90

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1997	M	M	32.90	42.72	48.90	67.17	67.87	62.42	59.23	47.09	34.23	30.97
1998	27.58	31.20	33.89	46.18	62.94	67.21	68.58	69.29	62.72	49.55	40.33	32.16
1999	18.76	29.55	30.87	47.02	61.56	70.52	73.92	67.11	61.68	49.87	42.38	28.10
2000	19.82	27.30	39.89	43.44	58.18	64.71	65.50	65.95	58.10	52.92	38.45	17.44
2001	26.05	25.83	33.10	49.92	60.13	67.20	70.88	71.08	59.24	49.69	44.34	32.69
2002	29.15	28.44	29.05	45.69	52.18	68.07	72.85	67.93	64.26	46.16	35.67	27.58
2003	18.05	18.24	31.11	43.15	52.70	61.49	67.57	67.97	58.37	46.74	39.06	28.59
2004	13.95	20.00	36.60	46.75	56.08	63.95	68.43	64.69	62.97	49.91	39.34	26.54
2005	20.50	26.50	28.02	48.53	53.11	71.66	72.18	68.95	64.22	50.62	38.96	24.01
2006	30.75	23.59	34.50	48.62	57.49	65.07	70.40	67.48	57.35	45.27	39.20	33.94
2007	24.78	15.87	36.96	42.90	58.69	66.87	67.99	68.25	61.85	54.77	35.67	25.06
2008	24.63	19.34	29.65	49.17	53.78	67.29	70.77	68.77	61.59	47.45	37.85	24.10
2009	14.55	25.41	36.04	45.59	56.15	65.30	65.21	67.01	61.31	47.21	42.83	26.28
2010	22.83	24.90	39.93	51.02	59.93	67.19	72.50	72.01	59.60	50.84	39.41	24.42
2011	17.94	20.75	28.03	44.75	58.16	63.76	72.47	67.10	57.38	48.69	40.73	32.35
2012	27.53	29.24	46.81	45.16	59.60	66.36	73.70	66.30	58.41	48.69	37.16	32.85
2013	26.18	23.08	29.94	42.96	60.18	65.66	70.43	68.10	61.05	50.89	36.94	23.03
2014	15.86	14.83	24.69	45.35	56.59	66.51	65.76	66.91	59.12	49.03	33.07	30.25
2015	19.37	9.55	31.40	46.07	59.84	64.93	68.56	67.83	64.98	50.75	43.00	37.85
2016	25.34	28.71	37.28	41.93	56.85	65.05	72.58	72.26	64.67	53.79	43.94	26.65
2017	28.01	33.62	33.35	50.43	55.60	67.08	69.83	65.82	62.94	54.02	36.68	22.53
2018	22.75	26.05	32.52	38.81	62.56	66.92	70.42	70.74	63.45	48.38	33.25	31.21
2019	20.42	24.24	30.95	47.35	56.83	65.71	73.59	67.75	64.27	49.28	32.99	32.44
2020	30.35	26.43	38.68	43.69	55.87	67.30	74.31	70.15	60.29	47.09	44.16	32.30
2021	26.65	18.26	39.61	47.18	55.13	68.34	69.24	71.15	61.86	55.54	37.08	32.48
2022	17.26	23.57	35.35	44.30	60.87	68.00	71.68	70.00	62.39	50.31	40.97	31.09
2023	31.88	30.76	35.64	49.09	57.11	67.03	70.90	67.32	63.36	52.91	37.89	37.51
2024	26.17	34.48	39.54	49.21	60.63	68.90	70.19	68.59	64.44	52.66	42.48	29.11
2025	21.13	22.80	38.70	42.51	M	M	M	M	M	M	M	M
NCEI Climatology	22.05	23.83	33.00	45.20	57.05	66.85	70.75	68.95	61.30	49.70	37.75	28.21

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
1997	M	M	80.2%	67.0%	74.0%	70.4%	78.5%	86.2%	86.0%	81.6%	88.9%	89.4%
1998	93.3%	93.4%	85.3%	71.6%	72.0%	76.9%	71.7%	78.1%	77.4%	84.9%	85.1%	85.6%
1999	90.6%	83.5%	72.4%	74.8%	71.3%	66.0%	73.4%	74.4%	67.2%	69.6%	69.2%	78.4%
2000	78.3%	76.1%	67.8%	64.4%	71.5%	70.7%	73.2%	80.4%	77.9%	74.3%	79.3%	81.1%
2001	82.1%	75.3%	71.1%	65.8%	68.0%	71.7%	66.4%	76.5%	80.8%	75.9%	78.5%	84.4%
2002	81.8%	75.7%	77.3%	72.1%	69.1%	75.3%	71.5%	80.5%	78.4%	79.8%	79.7%	84.0%
2003	77.4%	76.1%	75.6%	75.9%	87.3%	80.3%	80.9%	86.2%	83.0%	79.7%	85.1%	80.2%
2004	79.9%	81.1%	79.5%	66.9%	81.5%	77.5%	79.8%	79.2%	76.9%	77.5%	78.1%	79.4%
2005	80.2%	80.5%	74.7%	59.7%	67.0%	73.1%	77.0%	78.7%	72.5%	80.3%	81.1%	88.2%
2006	88.0%	81.1%	75.6%	67.3%	75.3%	72.2%	78.1%	78.6%	83.6%	77.5%	78.5%	81.3%
2007	80.8%	76.8%	69.7%	67.0%	61.7%	64.0%	66.1%	71.9%	71.9%	76.4%	76.0%	83.2%
2008	81.7%	80.7%	70.1%	63.2%	62.1%	70.6%	68.0%	66.8%	78.1%	74.6%	76.4%	81.7%
2009	78.3%	77.5%	65.8%	61.5%	61.3%	69.5%	71.1%	76.1%	77.5%	79.1%	79.0%	83.1%
2010	79.7%	79.5%	66.3%	60.6%	67.3%	75.4%	74.3%	73.3%	73.7%	69.6%	74.1%	80.7%
2011	80.8%	74.8%	73.8%	71.9%	70.5%	75.7%	76.0%	83.4%	84.9%	82.1%	82.7%	86.5%
2012	87.1%	86.2%	77.1%	69.2%	69.2%	69.9%	73.7%	76.3%	73.7%	76.6%	78.9%	84.9%
2013	80.4%	82.1%	75.6%	72.1%	67.3%	73.7%	72.6%	71.6%	74.8%	79.1%	76.6%	84.5%
2014	79.5%	76.2%	72.2%	62.1%	68.9%	69.9%	71.9%	79.3%	80.6%	78.3%	78.6%	82.7%
2015	79.7%	72.5%	65.8%	67.4%	71.1%	75.4%	74.7%	81.2%	81.7%	78.3%	77.1%	87.0%
2016	82.4%	77.9%	79.4%	71.3%	67.0%	65.2%	74.9%	82.0%	84.1%	84.7%	78.6%	78.7%
2017	84.4%	72.0%	72.1%	71.1%	66.3%	69.7%	72.0%	74.2%	70.9%	73.1%	77.2%	79.5%
2018	79.4%	79.8%	68.8%	68.8%	72.3%	77.3%	76.3%	83.7%	85.5%	83.5%	75.5%	83.8%
2019	73.8%	78.2%	66.3%	63.2%	70.8%	69.4%	67.8%	70.2%	79.3%	78.3%	78.9%	80.4%
2020	79.5%	70.1%	70.9%	63.5%	62.0%	61.3%	66.7%	66.3%	68.9%	69.0%	67.0%	80.3%
2021	85.5%	78.1%	63.9%	64.9%	64.6%	75.5%	79.7%	81.3%	80.9%	88.7%	80.3%	84.5%
2022	78.7%	77.8%	74.0%	67.0%	63.5%	61.4%	65.6%	75.5%	80.0%	72.1%	68.8%	74.3%
2023	79.2%	67.5%	73.3%	66.5%	59.3%	63.4%	71.9%	75.1%	77.7%	74.8%	68.9%	79.6%
2024	82.0%	66.5%	63.1%	58.1%	62.5%	63.8%	78.1%	79.1%	73.2%	67.4%	81.3%	82.0%
2025	73.1%	75.9%	68.8%	64.2%	M	M	M	M	M	M	M	M