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 (USC00098476) within the current 1991-2020 dataset.

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Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	3.57	3.58	3.88	2.63	3.23	5.29	4.98	5.62	4.25	2.70	2.25	3.82

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	5.2	4.3	5.1	4.8	3.5	3.6	3.4	3.7	3.5	2.6	4.6	3.3
2015	4.8	5.3	4.3	4.2	4.0	3.0	3.5	3.3	4.2	4.6	4.7	4.0
2016	4.2	5.9	4.6	5.1	4.1	3.5	3.5	3.8	3.3	4.5	3.8	4.2
2017	4.6	4.5	5.3	4.6	4.7	3.4	3.1	3.4	4.4	5.4	3.4	4.2
2018	5.2	4.3	6.0	5.5	3.5	3.1	2.7	2.5	3.2	4.2	4.1	4.0
2019	4.2	3.6	4.7	4.7	3.7	3.9	3.0	3.2	4.3	4.3	4.0	5.6
2020	5.0	5.5	4.2	4.7	4.4	3.8	3.2	2.8	4.9	4.6	5.0	3.9
2021	4.5	5.0	4.7	4.1	4.6	3.8	3.0	3.1	2.5	2.7	3.5	3.4
2022	5.2	4.4	5.0	4.5	4.0	3.9	3.0	2.5	4.3	3.4	5.5	4.3
2023	3.9	4.6	4.8	4.8	5.0	4.3	3.0	3.2	3.3	4.0	4.5	4.6
2024	5.1	4.6	4.5	4.4	3.6	4.6	3.0	4.6	4.8	4.6	4.0	4.1
2025	4.4	3.8	5.2	4.2	2.8	M	4.5	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
2014	52.57	64.59	67.19	76.76	85.48	90.50	92.97	93.61	86.18	81.94	67.64	65.74
2015	60.80	59.51	73.63	80.60	87.68	92.24	94.54	92.62	86.24	79.61	75.80	74.56
2016	60.41	66.70	76.94	79.22	86.17	92.66	96.39	93.26	89.12	82.52	74.66	66.95
2017	68.87	73.85	73.75	83.84	86.87	88.40	92.21	89.48	84.62	78.68	69.68	59.58
2018	55.52	70.19	67.30	74.06	83.68	88.76	88.32	88.96	88.76	80.83	65.26	63.95
2019	59.81	68.58	69.22	77.42	87.92	88.76	90.65	89.77	90.56	81.06	65.06	63.24
2020	63.12	64.59	75.43	76.52	81.59	86.54	90.18	85.86	83.30	80.37	73.08	59.41
2021	58.30	62.05	72.65	74.42	82.34	86.84	87.97	87.92	84.74	78.22	66.26	69.68
2022	59.46	66.91	74.69	77.24	84.84	91.40	89.54	89.08	84.92	74.75	69.26	61.03
2023	64.52	71.02	72.01	76.70	79.03	85.82	90.47	90.86	83.88	76.42	67.16	61.46
2024	60.92	65.14	71.37	76.94	83.85	90.74	90.94	89.12	82.68	77.94	66.30	M
2025	37.40	67.49	72.59	83.90	84.20	M	96.35	M	M	M	M	M
NCEI Climatology	63.00	66.90	73.19	80.30	86.30	91.20	91.99	90.41	87.80	80.60	71.40	65.50

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	32.77	43.19	44.31	54.62	62.37	70.22	73.11	72.82	70.40	56.68	42.32	45.70
2015	40.65	38.56	52.90	62.36	64.46	72.14	73.81	73.57	69.56	58.83	55.40	54.59
2016	40.53	43.30	53.54	56.12	63.30	71.36	73.98	73.46	69.44	58.71	47.24	46.75
2017	47.50	48.65	48.84	57.50	63.18	70.94	73.23	71.72	66.02	58.25	45.20	41.93
2018	34.26	51.61	43.67	50.00	63.01	69.50	71.14	70.03	70.22	59.12	49.28	44.51
2019	39.84	48.01	46.28	53.48	63.99	68.30	69.80	70.96	67.22	60.86	42.86	44.37
2020	43.44	43.48	54.01	53.18	59.23	67.04	70.96	73.26	67.16	61.09	54.11	36.65
2021	41.06	42.88	49.30	51.26	57.72	68.72	70.21	71.95	64.70	57.49	40.82	47.97
2022	36.76	42.41	50.06	51.98	62.14	68.12	70.73	69.97	64.16	52.85	49.88	40.30
2023	40.71	48.78	49.48	54.68	59.99	66.62	71.37	71.66	64.72	54.70	45.38	41.96
2024	38.15	41.31	49.77	53.66	63.65	69.08	72.18	71.00	67.86	53.24	53.40	M
2025	37.40	41.00	45.59	55.64	58.10	M	73.85	M	M	M	M	M
NCEI Climatology	38.99	40.37	45.81	51.90	58.80	67.60	70.00	68.90	65.40	55.00	45.00	40.20

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2014	42.67	53.89	55.75	65.69	73.92	80.36	83.04	83.21	78.29	69.31	54.98	55.72
2015	50.73	49.04	63.27	71.48	76.07	82.19	84.17	83.10	77.90	69.22	65.60	64.57
2016	50.47	55.00	65.24	67.67	74.74	82.01	85.19	83.36	79.28	70.61	60.95	56.85
2017	58.19	61.25	61.29	70.67	75.03	79.67	82.72	80.60	75.32	68.46	57.44	50.75
2018	44.89	60.90	55.49	62.03	73.34	79.13	79.73	79.50	79.49	69.97	57.27	54.23
2019	49.83	58.29	57.75	65.45	75.95	78.53	80.22	80.37	78.89	70.96	53.96	53.80
2020	53.28	54.03	64.72	64.85	70.41	76.79	80.57	79.56	75.23	70.73	63.60	48.03
2021	49.68	52.47	60.97	62.84	70.03	77.78	79.09	79.93	74.72	67.85	53.54	58.83
2022	48.11	54.66	62.37	64.61	73.49	79.76	80.14	79.53	74.54	63.80	59.57	50.67
2023	52.61	59.90	60.74	65.69	69.51	76.22	80.92	81.26	74.30	65.56	56.27	51.71
2024	49.54	53.23	60.57	65.30	73.75	79.91	81.56	80.06	75.27	65.59	59.85	M
2025	37.40	54.24	59.09	69.77	71.15	M	85.10	M	M	M	M	M
NCEI Climatology	51.00	53.63	59.50	66.10	72.55	79.40	81.00	79.65	76.60	67.80	58.20	52.85

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
2014	64.1%	74.9%	71.0%	72.6%	69.4%	73.9%	71.3%	73.6%	82.8%	73.4%	70.5%	80.8%
2015	71.3%	68.9%	77.7%	76.2%	68.3%	74.4%	75.0%	77.4%	80.5%	77.8%	80.7%	82.8%
2016	73.9%	69.2%	73.7%	68.3%	68.2%	78.8%	80.8%	87.0%	85.6%	82.0%	76.9%	85.2%
2017	82.6%	78.9%	72.2%	75.4%	76.8%	89.2%	88.9%	85.7%	81.9%	79.6%	82.8%	84.4%
2018	70.0%	87.2%	66.3%	72.4%	82.2%	84.1%	88.3%	86.5%	85.7%	80.5%	87.7%	87.5%
2019	79.3%	80.0%	69.5%	74.7%	71.6%	78.6%	79.7%	84.7%	72.6%	81.0%	79.3%	80.6%
2020	77.0%	80.1%	77.6%	70.9%	72.9%	78.0%	79.8%	87.5%	84.5%	80.6%	81.1%	80.8%
2021	80.8%	81.5%	74.4%	69.0%	68.0%	80.4%	83.4%	86.1%	79.8%	81.2%	73.9%	86.3%
2022	73.5%	73.6%	72.7%	68.0%	73.6%	71.4%	81.3%	80.5%	73.5%	70.4%	74.7%	76.1%
2023	77.3%	76.5%	70.1%	73.1%	73.9%	75.7%	77.8%	80.2%	77.9%	75.5%	74.4%	74.7%
2024	72.6%	68.8%	72.0%	67.0%	74.7%	69.6%	79.7%	75.9%	81.4%	66.2%	84.4%	M
2025	80.7%	60.7%	64.1%	65.6%	73.2%	M	72.9%	M	M	M	M	M