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Climate & Weather Averages in West Yellowstone, Montana, USA

Currently: 0 °F. Frigid. (Weather station: Yellowstone Lake, USA). See more current weather

Annual Weather Averages in West Yellowstone

Based on weather reports collected during 2012–2021.

All Year Climate & Weather Averages in West Yellowstone

High Temp: 79 °F

Low Temp: 8 °F

Mean Temp: 38 °F

Precipitation: 1.16"

Humidity: 68%

Dew Point: 27 °F

Wind: 11 mph

Pressure: 30.06 "Hg

Visibility: 9 mi

January Climate & Weather Averages in West Yellowstone

High Temp: 27 °F

Low Temp: 8 °F

Mean Temp: 17 °F

Precipitation: 1.04"

Humidity: 84%

Dew Point: 13 °F

Wind: 10 mph

Pressure: 30.29 "Hg

Visibility: 8 mi

February Climate & Weather Averages in West Yellowstone

High Temp: 31 °F

Low Temp: 11 °F

Mean Temp: 21 °F

Precipitation: 1.16"

Humidity: 79%

Dew Point: 15 °F

Wind: 13 mph

Pressure: 30.13 "Hg

Visibility: 8 mi

March Climate & Weather Averages in West Yellowstone

High Temp: 44 °F

Low Temp: 19 °F

Mean Temp: 32 °F

Precipitation: 1.96"

Humidity: 69%

Dew Point: 21 °F

Wind: 14 mph

Pressure: 30.06 "Hg

Visibility: 9 mi

April Climate & Weather Averages in West Yellowstone

High Temp: 53 °F

Low Temp: 26 °F

Mean Temp: 40 °F

Precipitation: 1.82"

Humidity: 60%

Dew Point: 25 °F

Wind: 15 mph

Pressure: 29.97 "Hg

Visibility: 9 mi

May Climate & Weather Averages in West Yellowstone

High Temp: 61 °F

Low Temp: 32 °F

Mean Temp: 47 °F

Precipitation: 2.00"

Humidity: 63%

Dew Point: 33 °F

Wind: 11 mph

Pressure: 29.93 "Hg

Visibility: 10 mi

June Climate & Weather Averages in West Yellowstone

High Temp: 71 °F

Low Temp: 37 °F

Mean Temp: 54 °F

Precipitation: 1.37"

Humidity: 59%

Dew Point: 39 °F

Wind: 12 mph

Pressure: 29.92 "Hg

Visibility: 10 mi

July Climate & Weather Averages in West Yellowstone

High Temp: 79 °F

Low Temp: 40 °F

Mean Temp: 60 °F

Precipitation: 0.35"

Humidity: 57%

Dew Point: 44 °F

Wind: 10 mph

Pressure: 29.96 "Hg

Visibility: 10 mi

August Climate & Weather Averages in West Yellowstone

High Temp: 77 °F

Low Temp: 38 °F

Mean Temp: 57 °F

Precipitation: 0.51"

Humidity: 57%

Dew Point: 41 °F

Wind: 9 mph

Pressure: 29.97 "Hg

Visibility: 10 mi

September Climate & Weather Averages in West Yellowstone

High Temp: 67 °F

Low Temp: 32 °F

Mean Temp: 49 °F

Precipitation: 0.87"

Humidity: 56%

Dew Point: 33 °F

Wind: 10 mph

Pressure: 30.00 "Hg

Visibility: 10 mi

October Climate & Weather Averages in West Yellowstone

High Temp: 50 °F

Low Temp: 24 °F

Mean Temp: 37 °F

Precipitation: 0.93"

Humidity: 69%

Dew Point: 26 °F

Wind: 11 mph

Pressure: 30.09 "Hg

Visibility: 9 mi

November Climate & Weather Averages in West Yellowstone

High Temp: 38 °F

Low Temp: 17 °F

Mean Temp: 28 °F

Precipitation: 0.94"

Humidity: 77%

Dew Point: 21 °F

Wind: 11 mph

Pressure: 30.18 "Hg

Visibility: 9 mi

December Climate & Weather Averages in West Yellowstone

High Temp: 28 °F

Low Temp: 9 °F

Mean Temp: 19 °F

Precipitation: 1.00"

Humidity: 81%

Dew Point: 14 °F

Wind: 10 mph

Pressure: 30.21 "Hg

Visibility: 8 mi

Quick Climate Info

Hottest MonthJuly (60 °F avg)
Coldest MonthJanuary (17 °F avg)
Wettest MonthMay (2.00" avg)
Windiest MonthApril (15 mph avg)
Annual precip.13.94" (per year)

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