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Washington May Weather

Averages and records for weather in Washington, Indiana in the month of May.

Typical Washington May Weather 1991–2020
Average daily high	77.3 °F
Average daily low	56.2 °F
Average monthly precipitation	5.4 inches
Average monthly snow	none
Daily chance of precipitation	35.8%
Daily chance of snow	0%

Washington May Weather Records 1896–2024
Highest temperature	100 °F	May 28, 1911
Lowest temperature	28 °F	May 10, 1966
Highest daily low	76 °F	May 31, 1995
Lowest daily high	42 °F	May 2, 1940
Hottest average high temperature	85.6 °F	1902
Coldest average high temperature	68.0 °F	1897
Most daily precipitation	4.0 inches	May 18, 1995
Most monthly precipitation	12.3 inches	1981
Most daily snow	none	-
Most monthly snow	none	-

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	72.6	50.7	93	29
May 2	72.9	51.1	92	32
May 3	73.0	51.4	91	34
May 4	73.2	51.6	96	32
May 5	73.4	51.9	94	34
May 6	73.7	52.2	91	35
May 7	74.0	52.7	90	34
May 8	74.3	53.0	89	35
May 9	74.7	53.4	92	31
May 10	75.1	53.7	90	28
May 11	75.4	54.1	92	35
May 12	75.8	54.6	96	35
May 13	76.3	55.0	95	36
May 14	76.6	55.4	92	36
May 15	77.0	55.8	92	37
May 16	77.3	56.2	93	35
May 17	77.6	56.5	95	31
May 18	77.9	56.8	96	36
May 19	78.2	57.2	93	39
May 20	78.5	57.5	98	41
May 21	78.7	57.9	93	38
May 22	78.9	58.1	98	38
May 23	79.1	58.4	94	38
May 24	79.4	58.7	95	40
May 25	79.6	59.0	97	33
May 26	79.9	59.3	100	38
May 27	80.2	59.6	100	34
May 28	80.6	60.0	100	38
May 29	80.9	60.4	91	38
May 30	81.3	60.7	96	39
May 31	81.6	61.0	98	39

Weather Station Details

Years	Station	Coordinates
1896–2024	Washington 1 W	location