Koosharem, UT Weather & Growing Conditions
This Afternoon
31°F
Chance Light Snow
A chance of snow before 5pm. Mostly cloudy. High near 31, with temperatures falling to around 29 in the afternoon. Northwest wind around 9 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 31°F | Chance Light Snow | 9 mph NW | 48% |
| Tonight | 24°F | Partly Cloudy | 8 mph NW | 2% |
| Thursday | 39°F | Partly Sunny | 6 mph WNW | 0% |
| Thursday Night | 26°F | Partly Cloudy | 6 mph NW | 3% |
| Friday | 34°F | Mostly Sunny | 6 to 10 mph N | 2% |
| Friday Night | 25°F | Mostly Clear | 5 to 9 mph N | 0% |
| Saturday | 42°F | Sunny | 5 mph N | 0% |
| Saturday Night | 30°F | Clear | 3 to 9 mph E | 0% |
| Sunday | 47°F | Sunny | 1 to 10 mph SSE | 0% |
| Sunday Night | 33°F | Mostly Clear | 1 to 9 mph SE | 0% |
| Monday | 47°F | Mostly Sunny | 2 to 9 mph SSE | 0% |
| Monday Night | 34°F | Partly Cloudy | 2 to 7 mph ESE | 0% |
| Tuesday | 45°F | Mostly Sunny | 6 mph WNW | 0% |
| Tuesday Night | 32°F | Partly Cloudy | 6 mph ESE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Koosharem, UT
Last spring frost
Jun 6
First fall frost
Sep 21
Growing season
104 days
Hardiness zone
6a
Explore more for Koosharem, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Koosharem, Ut (8.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.