Jackson Hole · AutumnMonth summary
Jackson Hole weather in September
✅ Good
🌡️ Temperature min / max
41°F – 70°F
🌧 Rainy days
26% of days
☀️ Sunshine
11.7h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
7.8/10
📅 📅 Best month
July (9.7/10)
Quick decision
Should you visit Jackson Hole in September?
✅ Good
✅ Yes if: you want to explore the city on foot without suffering from heat.
❌ No if: you're looking for a beach destination — water and air are still cool.
Our take: Favourable conditions in September (7.8/10). July scores higher but the gap is small.
By trip type
Jackson Hole in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : — No sea access
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in September
Autumn in Jackson Hole is often underrated: 21°F, golden light and declining crowds. An interesting window. Expect rain on 26% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if July (9.7/10) remains theoretically better.
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Annual table
Month-by-month comparison
| Month | Min °F | Max °F | Rain % | Precip in | Sun h/d | Score | Ski score 🎿 |
|---|---|---|---|---|---|---|---|
| ❄️ January | 10°F | 28°F | 43% | 0.1in | 7.0h | 3.5/10 | 8.0/10 |
| 🌨️ February | 14°F | 32°F | 55% | 0.1in | 7.7h | 2.7/10 | 8.4/10 |
| 🌨️ March | 19°F | 39°F | 46% | 0.1in | 10.0h | 4.0/10 | 8.0/10 |
| 🌦️ April | 25°F | 46°F | 46% | 0.1in | 12.0h | 4.8/10 | 7.3/10 |
| ⛅ May | 30°F | 57°F | 38% | 0.1in | 13.3h | 7.0/10 | 5.4/10 |
| 🌤️ June | 41°F | 72°F | 29% | 0.1in | 14.9h | 8.4/10 | 4.6/10 |
| ☀️ July | 50°F | 81°F | 11% | 0.0in | 14.7h | 9.7/10 | 4.7/10 |
| ☀️ August | 48°F | 79°F | 16% | 0.0in | 13.0h | 9.0/10 | 4.6/10 |
| 🌤️ September | 41°F | 70°F | 26% | 0.1in | 11.7h | 7.8/10 | 4.7/10 |
| ⛅ October | 30°F | 54°F | 33% | 0.1in | 10.0h | 5.9/10 | 5.8/10 |
| 🌨️ November | 19°F | 39°F | 36% | 0.1in | 8.4h | 4.1/10 | 8.0/10 |
| ❄️ December | 12°F | 30°F | 42% | 0.1in | 6.6h | 3.4/10 | 8.0/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In September, Jackson Hole averages 70°F, 26% rainy days and 11.7h of sunshine per day. Overall weather score: 7.8/10.
See methodology →
Comparison
September vs July (best month)
The best month is July (score 9.7/10). Difference:
- 🌡️ Max temperature : +6°F
- 🌧 Rainy days : -15%
- ☀️ Sunshine : +3.0h/day
FAQ
FAQ — Jackson Hole in September
Is September a good time to visit Jackson Hole?
Yes, September is a good time (7.8/10). Great for outdoor activities and hiking.
What to do in Jackson Hole in September?
With 70°F max and 11.7h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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Activities & tours
Activities and tours in Jackson Hole
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