Summit, UT Weather & Growing Conditions
Tonight
35°F
Mostly Clear then Slight Chance Rain And Snow
A slight chance of rain and snow after 5am. Mostly clear. Low around 35, with temperatures rising to around 37 overnight. Southeast wind 2 to 6 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 35°F | Mostly Clear then Slight Chance Rain And Snow | 2 to 6 mph SE | 18% |
| Wednesday | 47°F | Slight Chance Rain And Snow then Sunny | 2 to 7 mph NW | 18% |
| Wednesday Night | 30°F | Mostly Clear | 0 to 7 mph ENE | 0% |
| Thursday | 51°F | Mostly Sunny | 0 to 3 mph NNW | 0% |
| Thursday Night | 33°F | Mostly Clear | 2 mph NE | 0% |
| Friday | 52°F | Sunny | 1 to 7 mph NNE | 0% |
| Friday Night | 34°F | Mostly Clear | 3 to 7 mph NE | 0% |
| Saturday | 56°F | Sunny | 1 to 5 mph NNE | 0% |
| Saturday Night | 37°F | Clear | 3 mph E | 0% |
| Sunday | 61°F | Sunny | 0 to 3 mph WSW | 0% |
| Sunday Night | 41°F | Mostly Clear | 2 mph SSE | 0% |
| Monday | 60°F | Mostly Sunny | 2 mph SW | 4% |
| Monday Night | 42°F | Partly Cloudy | 2 mph SSE | 2% |
| Tuesday | 59°F | Mostly Sunny | 3 mph W | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Summit, UT
Last spring frost
Jun 21
First fall frost
Sep 12
Growing season
82 days
Hardiness zone
6b
Explore more for Summit, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Brian Head, Ut (8.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.