Koosharem, UT Weather & Growing Conditions
This Afternoon
36°F
Chance Light Snow
A chance of snow before 5pm. Partly sunny. High near 36, with temperatures falling to around 32 in the afternoon. North northwest wind around 10 mph. Chance of precipitation is 50%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 36°F | Chance Light Snow | 10 mph NNW | 48% |
| Tonight | 27°F | Partly Cloudy | 3 to 12 mph N | 4% |
| Thursday | 45°F | Partly Sunny | 5 mph NNW | 0% |
| Thursday Night | 29°F | Partly Cloudy | 3 to 7 mph N | 3% |
| Friday | 41°F | Mostly Sunny | 9 mph N | 2% |
| Friday Night | 28°F | Mostly Clear | 3 to 9 mph N | 0% |
| Saturday | 48°F | Sunny | 3 mph NNE | 0% |
| Saturday Night | 32°F | Clear | 1 to 5 mph E | 0% |
| Sunday | 53°F | Sunny | 0 to 6 mph SSE | 0% |
| Sunday Night | 34°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Monday | 53°F | Mostly Sunny | 1 to 5 mph SSE | 0% |
| Monday Night | 36°F | Partly Cloudy | 1 to 5 mph SE | 0% |
| Tuesday | 51°F | Mostly Sunny | 3 mph SW | 0% |
| Tuesday Night | 35°F | Partly Cloudy | 3 mph NE | 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 (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.