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Fort Madison May Weather

Averages and records for weather in Fort Madison, Iowa in the month of May.

Typical Fort Madison May Weather 1991–2020
Average daily high	72.7 °F
Average daily low	54.5 °F
Average monthly precipitation	5.1 inches
Average monthly snow	none
Daily chance of precipitation	40.2%
Daily chance of snow	0%

Fort Madison May Weather Records 1893–2024
Highest temperature	95 °F	May 27, 2018
Lowest temperature	22 °F	May 11, 1966
Highest daily low	76 °F	May 23, 1964
Lowest daily high	41 °F	May 1, 1909
Hottest average high temperature	81.7 °F	1962
Coldest average high temperature	62.7 °F	1976
Most daily precipitation	4.8 inches	May 28, 1908
Most monthly precipitation	12.2 inches	1996
Most daily snow	2.5 inches	May 4, 1917
Most monthly snow	4.2 inches	1908

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
May 1	67.6	49.1	89	31
May 2	67.9	49.4	84	30
May 3	68.2	49.7	86	31
May 4	68.5	49.9	86	33
May 5	68.8	50.3	88	36
May 6	69.1	50.6	88	33
May 7	69.4	51.0	86	34
May 8	69.8	51.4	86	30
May 9	70.1	51.8	90	29
May 10	70.4	52.1	95	36
May 11	70.7	52.5	91	22
May 12	71.1	52.9	90	29
May 13	71.5	53.3	91	36
May 14	71.9	53.8	89	32
May 15	72.3	54.1	89	38
May 16	72.8	54.5	87	35
May 17	73.2	54.8	89	37
May 18	73.6	55.2	90	40
May 19	73.9	55.6	90	39
May 20	74.1	55.9	90	38
May 21	74.3	56.2	88	37
May 22	74.6	56.4	90	37
May 23	74.8	56.6	91	34
May 24	75.1	56.9	91	41
May 25	75.4	57.2	90	39
May 26	75.7	57.5	91	38
May 27	76.0	57.9	95	39
May 28	76.4	58.4	93	42
May 29	76.8	58.9	90	38
May 30	77.2	59.2	93	40
May 31	77.5	59.6	92	42

Weather Station Details

Years	Station	Coordinates
1893–2024	Fort Madison	location