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Jackson (WY) Weather and Climate: A Comprehensive Guide

Jackson is a small city in the Jackson Hole valley. Due to its location in a very narrow river valley, Jackson experience a unique micro climate that gets considerably more precipitation (much of it snow in winter) than the majority of Wyoming. As snow-covered peaks are increasingly difficult to locate elsewhere in these United States, expect Jackson Hole, which reliably opens around Thanksgiving, to grow ever more popular.

Average maximum day and minimum night temperature

Visitors to Jackson can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a comfortable 26°C in July to a very cold -2°C in the coolest month, January.

Nights are cooler, with lows often dropping to around -13°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Jackson experiences moderate precipitation patterns, averaging 582 mm yearly. The climate in Jackson shows significant variation throughout the year. Expect moderate snowfall in December, with an average of 73 mm of precipitation over 19 snowy days.

In contrast, July offers drier and sunnier days, with around 22 mm of rainfall over 10 rainy days. For more details, please visit our Jackson Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

For those who appreciate different seasons, Jackson serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.3 hours of sunshine daily, and embrace the darker days in December, offering only 3.7 hours of daily sunlight. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Forecast for Jackson (WY)

Sun   Dec 22
2°C | -3°C
S 4 m/s
1.6 mm
overcast and  chance of slight snow

overcast and chance of slight snow

Mon   Dec 23
2°C | -3°C
S 4 m/s
7.7 mm
overcast and sleet

overcast and sleet

Tue   Dec 24
0°C | -10°C
S 3 m/s
broken clouds and no rain

broken clouds and no rain

The best time of year to visit Jackson in the United States of America

During the months of June, July and August you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is winter in Jackson?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Jackson?
    July has an average maximum temperature of 26°C and is the warmest month of the year.
  • Which is the coldest month in Jackson?
    The coldest month is January with an average maximum temperature of -2°C.
  • Which is the wettest month in Jackson?
    December tops the wettest month list with 73 mm of rainfall.
  • Which is the driest month in Jackson?
    July is the driest month with 22 mm of precipitation.
  • Which is the sunniest month in Jackson?
    July is the sunniest month with an average of 340 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.