Salt Lake City, Utah weather in December

Averages from 2021–2025 (155 days of record).

Average high: 41°F
Average low: 26°F
Rainy days: ~11 per month
Total precipitation: 3.1 in
Warmest recorded: 62°F
Coldest recorded: 8°F

Expect December days in Salt Lake City, Utah to top out around 41°F and cool to about 26°F overnight, with roughly 11 days of measurable rain across the month. In recent years December has ranged from 8°F to 62°F.

Other months

January February March April May June July August September October November

Current Salt Lake City, Utah forecast → · Historical data by Open-Meteo (ERA5).