Sterling, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sterling, a town in Sanpete County, Utah.
Today
52°F
Mostly Sunny
Mostly sunny. High near 52, with temperatures falling to around 48 in the afternoon. East northeast wind 2 to 8 mph.
7-day forecast for Sterling
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 52°F | Mostly Sunny | 2 to 8 mph ENE | 0% |
| Tonight | 32°F | Mostly Cloudy then Rain And Snow Likely | 2 to 9 mph SE | 66% |
| Wednesday | 44°F | Rain And Snow Likely | 2 to 7 mph W | 69% |
| Wednesday Night | 30°F | Mostly Cloudy | 1 to 5 mph NNE | 9% |
| Thursday | 50°F | Mostly Sunny | 2 mph W | 0% |
| Thursday Night | 31°F | Partly Cloudy | 2 mph NNE | 1% |
| Friday | 50°F | Mostly Sunny | 0 to 6 mph NNW | 1% |
| Friday Night | 31°F | Mostly Clear | 0 to 3 mph NE | 1% |
| Saturday | 53°F | Sunny | 2 mph NNW | 0% |
| Saturday Night | 34°F | Mostly Clear | 2 mph NNE | 0% |
| Sunday | 60°F | Sunny | 2 mph ESE | 0% |
| Sunday Night | 39°F | Partly Cloudy | 2 mph E | 0% |
| Monday | 61°F | Mostly Sunny | 2 mph SE | 0% |
| Monday Night | 40°F | Mostly Cloudy | 2 mph ESE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Sterling (39.193, -111.690). Updated through the day.
Growing snapshot for Sterling
Last spring frost
May 11
First fall frost
Oct 6
Growing season
146 days
Hardiness zone
6a
More local growing data for Sterling: nearby ZIP 84643 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Centerfield
Ephraim
Fairview
Fayette
Fountain Green
Gunnison
Manti
Mayfield
Moroni
Mount Pleasant
Spring City
Wales
Climate data from the nearest NOAA station, Manti, Ut (9.4 mi from Sterling). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.