West Yellowstone, Montana Climate

United States

Pop. 1,339 Elev. 2,034 m / 6,674 ft TZ: America/Denver (UTC-6) ·

West Yellowstone experiences a wide climate range, from bitterly cold winters of 3°F (-16°C) in January to mild summers reaching 75°F (24°C) in July. Precipitation occurs on roughly 7 days per year (8.1 in / 206 mm total), with snow on 31 days and 174 in (4408 mm) of annual accumulation. The city averages 136 sunny days per year. Nearby lake water reaches 56°F (13°C) in summer.

Temperature 75°F (24°C) high 3°F (-16°C) low
Feels like 3°F (-16°C) low
Rain 7 days 8.1 in (206 mm) /yr
Snow 31 days 173.6 in (4408 mm) /yr
Sky 136 sunny 8 stormy
Wind 3.4 mph (1.5 m/s) avg

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Monthly Climate Chart

↓ Monthly data table
Best months to visit: Jul

Sky & Air by Month

Cloud cover (%)
59
Jan
79
Feb
68
Mar
56
Apr
50
May
41
Jun
33
Jul
39
Aug
40
Sep
52
Oct
63
Nov
72
Dec
Humidity (%)
79
Jan
78
Feb
70
Mar
67
Apr
68
May
51
Jun
44
Jul
46
Aug
55
Sep
73
Oct
77
Nov
83
Dec

Weather Days by Month

↓ Weather days table

Water Temperatures

↓ Water temperatures table

Cities with Similar Climate

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Nearby Cities

Nearby

Commercial airport 2 mi Yellowstone Airport (WYS)
Ski resort 43 mi Pioneer Mountain Resort
National park 44 mi John D. Rockefeller, Jr. Memorial Parkway
Mountain peak (6,654 ft) 2 mi
Hospital 42 mi Big Sky Medical Center
Hiking trail 11 mi Harlequin Lake Trail

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Monthly Weather Data

↑ See chart
Month Avg High Avg Low Rainfall Snowfall Sunny Days
January 18°F -8°C 3°F -16°C 0.0 in 0 mm 14.6 in370 mm 8
February 26°F -3°C 13°F -11°C 0.0 in 0 mm 34.5 in877 mm 3
March 37°F 3°C 21°F -6°C 0.1 in 2 mm 25.9 in658 mm 7
April 42°F 6°C 22°F -5°C 0.8 in 20 mm 14.3 in362 mm 11
May 54°F 12°C 30°F -1°C 1.4 in 35 mm 7.1 in180 mm 13
June 66°F 19°C 38°F 3°C 1.0 in 26 mm 2.3 in58 mm 14
July 75°F 24°C 45°F 7°C 0.8 in 21 mm 22
August 73°F 23°C 44°F 7°C 1.1 in 28 mm 19
September 66°F 19°C 38°F 4°C 1.0 in 26 mm 17
October 45°F 7°C 26°F -3°C 1.2 in 31 mm 14.5 in368 mm 11
November 37°F 3°C 23°F -5°C 0.3 in 8 mm 7.3 in186 mm 5
December 30°F -1°C 17°F -8°C 0.3 in 9 mm 53.2 in1351 mm 6

Weather Days by Month

↑ See chart
Month Sunny Days Storm Days
January 8 0
February 3 1
March 7 0
April 11 1
May 13 1
June 14 1
July 22 0
August 19 1
September 17 1
October 11 0
November 5 0
December 6 2

Water Temperatures Data

↑ See chart
Month Lake Avg High
January 32°F 0°C
February 32°F 0°C
March 32°F 0°C
April 32°F 0°C
May 34°F 1°C
June 39°F 4°C
July 47°F 8°C
August 55°F 13°C
September 56°F 13°C
October 48°F 9°C
November 41°F 5°C
December 35°F 2°C