Koosharem, UT Weather & Growing Conditions
Today
94°F
Areas Of Smoke
Areas of smoke. Sunny. High near 94, with temperatures falling to around 92 in the afternoon. West wind 6 to 15 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Areas Of Smoke | 6 to 15 mph W | 0% |
| Tonight | 57°F | Smoke | 2 to 15 mph NE | 0% |
| Wednesday | 94°F | Sunny then Patchy Smoke | 2 to 15 mph WSW | 0% |
| Wednesday Night | 58°F | Areas Of Smoke then Mostly Clear | 2 to 15 mph N | 0% |
| Thursday | 93°F | Sunny | 2 to 10 mph WSW | 3% |
| Thursday Night | 59°F | Mostly Clear | 2 to 10 mph SW | 0% |
| Friday | 94°F | Sunny | 2 to 9 mph WSW | 6% |
| Friday Night | 60°F | Partly Cloudy | 2 to 9 mph WSW | 1% |
| Saturday | 94°F | Sunny then Slight Chance Showers And Thunderstorms | 2 to 8 mph SW | 16% |
| Saturday Night | 61°F | Partly Cloudy | 3 to 8 mph SW | 3% |
| Sunday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 9 mph SW | 39% |
| Sunday Night | 59°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 to 9 mph SW | 15% |
| Monday | 90°F | Partly Sunny then Chance Showers And Thunderstorms | 3 to 9 mph WSW | 53% |
| Monday Night | 56°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 3 to 8 mph SW | 22% |
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
5b
Explore more for Koosharem, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Koosharem, Ut (4.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.