Silver Summit, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Silver Summit, a community in Summit County, Utah.
Tonight
34°F
Mostly Clear
Mostly clear. Low around 34, with temperatures rising to around 39 overnight. Northwest wind 0 to 8 mph.
7-day forecast for Silver Summit
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 34°F | Mostly Clear | 0 to 8 mph NW | 4% |
| Sunday | 68°F | Sunny | 0 to 7 mph WNW | 0% |
| Sunday Night | 34°F | Mostly Clear | 0 to 6 mph NNW | 0% |
| Monday | 73°F | Sunny | 0 to 5 mph E | 0% |
| Monday Night | 40°F | Partly Cloudy | 3 mph ESE | 8% |
| Tuesday | 71°F | Showers And Thunderstorms Likely | 1 to 5 mph SSW | 64% |
| Tuesday Night | 37°F | Showers And Thunderstorms Likely | 1 to 6 mph SSE | 60% |
| Wednesday | 72°F | Sunny | 1 to 6 mph SSW | 12% |
| Wednesday Night | 39°F | Mostly Clear | 1 to 5 mph S | 4% |
| Thursday | 76°F | Sunny | 1 to 5 mph S | 3% |
| Thursday Night | 42°F | Mostly Clear | 6 mph SSW | 4% |
| Friday | 75°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 7 mph S | 11% |
| Friday Night | 42°F | Slight Chance Showers And Thunderstorms | 3 to 7 mph S | 18% |
| Saturday | 73°F | Chance Showers And Thunderstorms | 3 to 9 mph S | 26% |
Forecast source: National Weather Service (api.weather.gov) for Silver Summit (40.749, -111.514). Updated through the day.
Growing snapshot for Silver Summit
Last spring frost
May 29
First fall frost
Sep 25
Growing season
117 days
Hardiness zone
5b
More local growing data for Silver Summit: nearby ZIP 84098 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
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East Basin
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Francis
Henefer
Hideout
Hoytsville
Kamas
Marion
Oakley
Park City
Peoa
Samak
Snyderville
Summit Park
Wanship
Woodland
Climate data from the nearest NOAA station, Park City, Ut (6.5 mi from Silver Summit). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.