The temperatures in Keystone in December are usually low and can range between 12°C and 19°C.
The wather in Keystone in December can vary between cold and nice weather days. Expect a few rainy days but usually not more than 3.
Our weather forecast can give you a great sense of what weather to expect in Keystone in December 2024.
If you’re planning to visit Keystone in the near future, we highly recommend that you review the 14 day weather forecast for Keystone before you arrive.
Temperatures
19° / 12°
Rainy Days
2
Snowy Days
0
Dry Days
29
Rainfall
61
mm
Sun Hours
9.3
Hrs
