Koosharem, UT Weather & Growing Conditions
Today
77°F
Smoke
Smoke. Sunny, with a high near 77. West wind 8 to 15 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Smoke | 8 to 15 mph W | 0% |
| Tonight | 57°F | Smoke | 7 to 13 mph WNW | 0% |
| Wednesday | 77°F | Smoke | 7 to 15 mph WNW | 0% |
| Wednesday Night | 58°F | Smoke then Mostly Clear | 8 to 14 mph ESE | 0% |
| Thursday | 77°F | Sunny | 3 to 13 mph WSW | 1% |
| Thursday Night | 59°F | Mostly Clear | 8 to 12 mph SE | 0% |
| Friday | 78°F | Sunny | 5 to 10 mph SW | 6% |
| Friday Night | 61°F | Partly Cloudy | 6 to 10 mph SSW | 0% |
| Saturday | 78°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 9 mph WSW | 16% |
| Saturday Night | 61°F | Partly Cloudy | 9 mph SSW | 4% |
| Sunday | 76°F | Mostly Sunny then Chance Showers And Thunderstorms | 9 mph SW | 38% |
| Sunday Night | 59°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 8 to 12 mph SSW | 14% |
| Monday | 74°F | Partly Sunny then Chance Showers And Thunderstorms | 9 mph WSW | 53% |
| Monday Night | 56°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 10 mph SSW | 19% |
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 Aug 4, 2026.