Summit, UT Weather & Growing Conditions
Today
93°F
Patchy Smoke then Sunny
Patchy smoke before noon. Sunny, with a high near 93. West wind 6 to 12 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 93°F | Patchy Smoke then Sunny | 6 to 12 mph W | 0% |
| Tonight | 66°F | Mostly Clear | 3 to 13 mph SSW | 0% |
| Wednesday | 93°F | Sunny | 2 to 9 mph SW | 0% |
| Wednesday Night | 66°F | Mostly Clear | 3 to 8 mph SSW | 0% |
| Thursday | 93°F | Sunny | 1 to 6 mph SW | 6% |
| Thursday Night | 66°F | Mostly Clear | 1 to 8 mph S | 1% |
| Friday | 93°F | Sunny | 1 to 5 mph SSW | 8% |
| Friday Night | 66°F | Partly Cloudy | 7 mph S | 2% |
| Saturday | 94°F | Sunny then Slight Chance Showers And Thunderstorms | 3 to 7 mph SW | 15% |
| Saturday Night | 67°F | Partly Cloudy | 9 mph SSE | 2% |
| Sunday | 92°F | Sunny then Slight Chance Showers And Thunderstorms | 6 to 12 mph SSW | 15% |
| Sunday Night | 65°F | Slight Chance Showers And Thunderstorms | 7 to 12 mph S | 15% |
| Monday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 13 mph SW | 30% |
| Monday Night | 63°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 to 13 mph S | 21% |
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 Aug 4, 2026.