Jackson Hole Weather on Wednesday, October 21, 2026

What to wear and what to watch out for

• Cool in the morning and evening: dress in layers and bring a sweater or jacket.
• A good day for outdoor activities.

1. 00:009°3%
2. 01:008°10%
3. 02:009°10%
4. 03:008°10%
5. 04:007°10%
6. 05:007°10%
7. 06:007°10%
8. 07:008°4%
9. 08:008°4%
10. 09:0010°4%
11. 10:0011°4%
12. 11:0013°4%
13. 12:0015°4%
14. 13:0016°4%
15. 14:0017°4%
16. 15:0017°4%
17. 16:0017°4%
18. 17:0017°4%

• Yellowstone National Park13° / 2°106 km
• Glacier National Park11° / 2°623 km
• Las Vegas28° / 23°901 km
• Yosemite National Park7° / -4°967 km
• Seattle19° / 8°1,010 km
• San Francisco16° / 13°1,169 km
• Monterey17° / 12°1,216 km
• Los Angeles24° / 19°1,232 km

Frequently asked questions

Will it rain in Jackson Hole on Wednesday, October 21, 2026?

Most likely not: the chance of rain is 10%.

What will the temperature be in Jackson Hole on Wednesday, October 21, 2026?

A high of 17°C and a low of 7°C are expected. Conditions: light drizzle.

What time are sunrise and sunset in Jackson Hole on October 21, 2026?

Sunrise is at 07:44 and sunset at 18:29 (local time); day length 10 h 45 min.

How reliable is this forecast?

Forecasts for the first 3 days are usually highly accurate; this page is updated about every 30 minutes.