Jackson Hole, WY Climate & Monthly Averages
The climate of Jackson Hole
Located in Wyoming, United States, Jackson Hole experiences a humid continental climate with warm summers and cold, often snowy winters. Afternoon temperatures peak near 80°F (26°C) in July and dip to about 29°F (-2°C) in December, with around 27.0 inches (687 mm) of precipitation falling across the year.
Climate quick facts
- Hottest month: July - highs near 80°F (26°C)
- Coldest month: December - highs near 29°F (-2°C)
- Record high: 91°F (33°C) · Record low: -20°F (-29°C) (2015–2024)
- Wettest month: February (14 rainy days) · Sunniest: July (14.2 h sun/day)
- Climate type: humid continental - warm summers and cold, often snowy winters
- Snow: about 74 days a year
Temperatures through the year
The warmest stretch of the year centers on July. Highs average 80°F (26°C) and overnight lows stay near 50°F (10°C). The coolest month is December, with typical highs of 29°F (-2°C) and lows around 11°F (-12°C). Based on 2015–2024 weather data, temperatures have reached as high as 91°F (33°C) and dropped as low as -20°F (-29°C).
Rain, sun and snow
February is usually the wettest month. It brings about 3.2 inches (82 mm) of rain over 14 days, while July is the driest. July brings the most sunshine, averaging 14.2 hours of sun a day. Snow falls on about 74 days in a typical year, mostly from September through May.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 29° | 12° | 13 | 2.8 in | 5.9 h/day | 74% |
| February | 31° | 14° | 14 | 3.2 in | 6.8 h/day | 72% |
| March | 40° | 19° | 14 | 2.8 in | 8.7 h/day | 69% |
| April | 46° | 25° | 14 | 2.4 in | 10.3 h/day | 68% |
| May | 55° | 31° | 12 | 2.2 in | 12.0 h/day | 69% |
| June | 70° | 42° | 9 | 1.7 in | 13.5 h/day | 61% |
| July | 80° | 50° | 4 | 0.7 in | 14.2 h/day | 51% |
| August | 78° | 49° | 5 | 1.2 in | 12.4 h/day | 53% |
| September | 69° | 41° | 8 | 2.2 in | 11.0 h/day | 61% |
| October | 53° | 30° | 10 | 2.3 in | 8.8 h/day | 71% |
| November | 37° | 17° | 11 | 2.7 in | 6.7 h/day | 77% |
| December | 29° | 11° | 13 | 3.0 in | 5.3 h/day | 76% |
Jackson Hole month by month
Jackson Hole weather in January
January brings highs around 29°F (-2°C), lows near 12°F (-11°C), about 13 wet days and roughly 12 snowy days.
Jackson Hole weather in February
February brings highs around 31°F (0°C), lows near 14°F (-10°C), about 14 wet days and roughly 12 snowy days - typically the wettest month of the year in Jackson Hole.
Jackson Hole weather in March
March brings highs around 40°F (4°C), lows near 19°F (-7°C), about 14 wet days and roughly 11 snowy days.
Jackson Hole weather in April
April brings highs around 46°F (8°C), lows near 25°F (-4°C), about 14 wet days and roughly 8 snowy days.
Jackson Hole weather in May
May brings highs around 55°F (13°C), lows near 31°F (-1°C), about 12 wet days and roughly 4 snowy days.
Jackson Hole weather in June
June brings highs around 70°F (21°C), lows near 42°F (5°C), about 9 wet days.
Jackson Hole weather in July
July brings highs around 80°F (26°C), lows near 50°F (10°C), about 4 wet days - typically the hottest month and the driest month and the sunniest month of the year in Jackson Hole.
Jackson Hole weather in August
August brings highs around 78°F (25°C), lows near 49°F (9°C), about 5 wet days.
Jackson Hole weather in September
September brings highs around 69°F (20°C), lows near 41°F (5°C), about 8 wet days.
Jackson Hole weather in October
October brings highs around 53°F (12°C), lows near 30°F (-1°C), about 10 wet days and roughly 5 snowy days.
Jackson Hole weather in November
November brings highs around 37°F (3°C), lows near 17°F (-8°C), about 11 wet days and roughly 9 snowy days.
Jackson Hole weather in December
December brings highs around 29°F (-2°C), lows near 11°F (-12°C), about 13 wet days and roughly 12 snowy days - typically the coldest month of the year in Jackson Hole.
Seasons in Jackson Hole
Spring (March through May)
Spring in Jackson Hole is brisk and cold, with daytime highs averaging 47°F (8°C) and nights around 25°F (-4°C); expect showers on roughly 39 days across the season, plus around 23 snowy days.
Summer (June through August)
Summer in Jackson Hole is mild and warm, with daytime highs averaging 76°F (24°C) and nights around 47°F (8°C); expect showers on roughly 18 days across the season.
Fall (September through November)
Fall in Jackson Hole runs cold, with daytime highs averaging 53°F (12°C) and nights around 29°F (-1°C); expect showers on roughly 29 days across the season, plus around 15 snowy days.
Winter (December through February)
Winter in Jackson Hole is bitterly cold, with daytime highs averaging 30°F (-1°C) and nights around 12°F (-11°C); expect showers on roughly 40 days across the season, plus around 36 snowy days. Wind makes those temperatures feel harsher than they sound - pair the forecast winds with the wind speed converter to judge conditions on exposed skin.
Climate questions, answered
What is the average temperature in Jackson Hole?
Is Jackson Hole hot in summer?
Is Jackson Hole cold in winter?
How many rainy days does Jackson Hole get in a year?
Best time to visit Jackson Hole
The best time to visit Jackson Hole is generally June to September, when this window offers the warmest, brightest days of the year. Daytime temperatures in that window typically sit near 74°F (23°C).
Pack for Jackson Hole with a heavy insulated coat, hat and gloves for winter; a compact umbrella or rain shell - showers are a regular feature. Evenings can feel noticeably cooler than afternoons - July nights average 50°F (10°C).
Jackson Hole temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.