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Glasgow May Weather

Averages and records for weather in Glasgow, Montana in the month of May.

Typical Glasgow May Weather 1991–2020
Average daily high	67.7 °F
Average daily low	42.0 °F
Average monthly precipitation	2.2 inches
Average monthly snow	0.9 inches
Daily chance of precipitation	34.3%
Daily chance of snow	1.9%

Glasgow May Weather Records 1893–2024
Highest temperature	102 °F	May 29, 1988
Lowest temperature	15 °F	May 6, 1929
Highest daily low	69 °F	May 29, 1936
Lowest daily high	32 °F	May 1, 1954
Hottest average high temperature	81.1 °F	1934
Coldest average high temperature	59.9 °F	1899
Most daily precipitation	2.3 inches	May 29, 1953
Most monthly precipitation	7.0 inches	2011
Most daily snow	10.1 inches	May 12, 1983
Most monthly snow	10.7 inches	1983

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	62.7	36.8	89	18
May 2	63.0	37.1	90	18
May 3	63.5	37.5	87	17
May 4	63.9	37.8	91	20
May 5	64.2	38.2	89	20
May 6	64.5	38.6	93	15
May 7	64.7	38.9	93	21
May 8	65.0	39.3	90	16
May 9	65.3	39.6	90	23
May 10	65.5	40.0	95	16
May 11	65.9	40.3	97	23
May 12	66.2	40.7	96	22
May 13	66.6	41.0	98	21
May 14	67.0	41.3	96	20
May 15	67.4	41.6	93	18
May 16	67.8	42.1	97	26
May 17	68.1	42.5	92	22
May 18	68.4	42.9	102	27
May 19	68.7	43.2	94	26
May 20	69.0	43.5	98	28
May 21	69.3	43.8	97	28
May 22	69.6	44.2	99	28
May 23	70.0	44.6	98	27
May 24	70.3	44.9	95	29
May 25	70.7	45.3	95	22
May 26	71.1	45.8	99	27
May 27	71.3	46.2	96	28
May 28	71.5	46.6	97	20
May 29	71.7	46.9	102	29
May 30	72.0	47.3	96	30
May 31	72.1	47.5	94	31

Weather Station Details

Years	Station	Coordinates
1948–2024	Glasgow International Airport	location
1893–1947	Glasgow #2	location