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Iowa Falls May Weather

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

Typical Iowa Falls May Weather 1991–2020
Average daily high	70.4 °F
Average daily low	47.5 °F
Average monthly precipitation	5.5 inches
Average monthly snow	none
Daily chance of precipitation	41.2%
Daily chance of snow	0%

Iowa Falls May Weather Records 1893–2024
Highest temperature	107 °F	May 31, 1934
Lowest temperature	18 °F	May 4, 1907
Highest daily low	79 °F	May 11, 1987
Lowest daily high	31 °F	May 3, 2013
Hottest average high temperature	85.9 °F	1934
Coldest average high temperature	64.0 °F	1915
Most daily precipitation	3.4 inches	May 27, 2013
Most monthly precipitation	11.9 inches	2013
Most daily snow	4.5 inches	May 3, 2013
Most monthly snow	8.5 inches	2013

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	64.3	41.6	90	21
May 2	64.7	41.9	90	25
May 3	65.2	42.2	90	24
May 4	65.5	42.5	92	18
May 5	66.0	42.9	90	28
May 6	66.5	43.3	97	27
May 7	66.8	43.7	94	24
May 8	67.1	44.1	94	28
May 9	67.5	44.5	94	25
May 10	67.8	44.9	91	24
May 11	68.1	45.4	94	25
May 12	68.4	45.8	92	28
May 13	68.9	46.2	93	29
May 14	69.4	46.7	93	28
May 15	69.8	47.1	97	30
May 16	70.3	47.5	93	28
May 17	70.8	47.9	93	31
May 18	71.2	48.3	98	32
May 19	71.7	48.7	98	30
May 20	72.0	49.0	97	30
May 21	72.3	49.4	91	29
May 22	72.5	49.7	99	30
May 23	72.8	50.0	91	27
May 24	73.1	50.3	95	33
May 25	73.5	50.7	98	31
May 26	73.9	51.1	93	32
May 27	74.3	51.5	94	33
May 28	74.7	52.0	98	31
May 29	75.2	52.6	100	29
May 30	75.6	53.0	105	34
May 31	75.9	53.4	107	28

Weather Station Details

Years	Station	Coordinates
1893–2024	Iowa Falls	location