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Jackson Hole, United States · Alpine mountain climate

Jackson Hole in May: go or not?

Tough period. Jackson Hole in May only reaches 4.4/10.

📅 Data updated: October 2026 🛰️ ERA5 · 10 years 📍 43.48°N · 110.76°W
⚡ This month's verdict
Avoid
Jackson Hole · May
4.4
-1–14°
Temperature
25%
Rain
8h
Sun
❄️ Alpine climate☀️ High-altitude UV🌦️ Changeable weather
Photo : Kyle Richards via Unsplash
The month in detail

What to expect in May

Off-season for skiing Jackson Hole — lifts are closed. Consider hiking, mountain biking or summer activities at altitude. Rain risk remains low (25% of days), leaving good room for outdoor activities.

May ranks 5 out of 12 months in Jackson Hole. Compared to April: +6°C daytime, 5 pts fewer rainy days, +1.1h of sun per day.

This month's conditions

What it's like in May

UV index
8 · high
sunscreen and hat advised
Daylight
14.5h of daylight
Air quality
fair
AQI 47
Compare

Is May the right month?

The best month in Jackson Hole is July (9.2/10), 4.8 pts higher than May.

See July →See all 12 months →
Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🎟️ Activities & tours · Jackson Hole

GetYourGuide selection · free cancellation

See all →
Affiliate link · GetYourGuide
Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a mountain stay.

Country · United States

🗣️LanguageEnglish
💶CurrencyUS Dollar ($)
🚗DrivingRight-hand
🛡️Safety ⓘVery safe · 1/5
💰Cost of living ⓘExpensive · 4/5

🌡️ Climate

🌍Climate typeAlpine mountain climate
📈Climate trend ⓘStable
🔥Hottest monthJuly · 27°C
❄️Coolest monthJanuary · -2°C
🌧️Rainiest month ⓘFebruary · 37%

🏔️ Mountain stay

⛰️Village altitude1924 m
🎿Ski area1924 → 3185 m
⛷️Ski seasonDec → May
🥾Hiking seasonJun → Sep
🧗High mountains ⓘGuide recommended
Location

Where is Jackson Hole ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
United States
Alpine mountain climate climate with a 9.2 → 1.0 gap between best and worst month. 10 years of ERA5 data to choose by project.
43.48°N · 110.76°W
Questions

Frequently asked questions

When is the best time to visit Jackson Hole?
It depends on the activity. For skiing: March (ski score 8.2/10). For hiking/summer: June (8.7/10, 22.0°C).
Can you ski in Jackson Hole in winter?
Yes, it's peak ski season. Average ski score December–February: 7.4/10. Cold temperatures (-2°C max in January) and frequent snowfall.
Is it warm in Jackson Hole in summer?
In June, temperatures average 22.0°C. Best period for hiking and outdoor activities.
What is the wettest month in Jackson Hole?
April is the wettest month with April has the lowest climate score of the year.
Do you need sun protection in Jackson Hole in May?
The average UV index reaches 8 in May in Jackson Hole (high), with about 14.5h of daylight. Sunscreen and hat advised.