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Jackson Hole Winter Weather

What a typical winter is like at Jackson Hole: how often it snows (or rains), how cold it gets at the base, mid-mountain and summit, and how much sun to expect, week by week, from 40 years of weather data.

Winter Weather

How often Jackson Hole gets measurable precipitation (rain vs. snow), and typical high/low temperatures, December 1–April 15, based on 40 years of real ERA5 reanalysis data.

43% of days get measurable precipitation, season average

Precipitation calibrated against real observations from the Phillips Bench SNOTEL station (×1.41 correction). See full station data

Dec 43%
Jan 41%
Feb 42%
Mar 43%
Apr 1-15 44%
Elevation:

Precipitation frequency by week (rain vs. snow)

Average high/low temperature by week

Winter Sun & Clouds

How much of Jackson Hole's theoretically possible winter sunshine it actually gets, December–March, based on 40 years of real ERA5 satellite/reanalysis solar radiation data compared against a clear-sky model.

72% of possible sunshine, Dec–Mar average
Dec 69%
Jan 70%
Feb 72%
Mar 77%

Jackson Hole and El Niño → Jackson Hole climate change profile → Back to Jackson Hole →