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Alta May Weather

Averages and records for weather in Alta, Utah in the month of May.

Typical Alta May Weather 1991–2020
Average daily high	52.9 °F
Average daily low	33.4 °F
Average monthly precipitation	4.0 inches
Average monthly snow	21.4 inches
Daily chance of precipitation	34.5%
Daily chance of snow	16.4%

Alta May Weather Records 1905–2024
Highest temperature	78 °F	May 28, 1979
Lowest temperature	6 °F	May 9, 1979
Highest daily low	56 °F	May 22, 2005
Lowest daily high	22 °F	May 1, 2008
Hottest average high temperature	60.5 °F	1969
Coldest average high temperature	40.5 °F	1983
Most daily precipitation	5.0 inches	May 28, 2006
Most monthly precipitation	10.6 inches	2015
Most daily snow	20.5 inches	May 9, 1986
Most monthly snow	88.9 inches	1986

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	47.2	28.7	66	12
May 2	47.7	29.1	70	10
May 3	48.1	29.5	65	15
May 4	48.5	29.8	65	18
May 5	48.9	30.2	66	16
May 6	49.3	30.6	65	15
May 7	49.6	30.8	65	11
May 8	49.9	31.1	64	12
May 9	50.2	31.3	66	6
May 10	50.5	31.5	66	9
May 11	50.9	31.8	68	13
May 12	51.2	32.1	67	15
May 13	51.6	32.3	68	15
May 14	52.0	32.7	68	18
May 15	52.4	33.0	70	19
May 16	52.9	33.3	68	18
May 17	53.4	33.6	67	16
May 18	53.8	33.9	70	11
May 19	54.2	34.3	67	20
May 20	54.6	34.6	67	18
May 21	55.0	34.8	71	21
May 22	55.5	35.2	71	18
May 23	55.9	35.5	71	18
May 24	56.3	35.8	76	18
May 25	56.7	36.1	71	16
May 26	57.0	36.4	71	15
May 27	57.3	36.6	71	22
May 28	57.5	36.8	78	18
May 29	57.8	37.0	76	19
May 30	58.1	37.1	75	16
May 31	58.3	37.2	75	16

Weather Station Details

Years	Station	Coordinates
1905–2024	Alta	location