Sterling, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sterling, a town in Sanpete County, Utah.
Overnight
60°F
Patchy Smoke
Patchy smoke. Mostly clear. Low around 60, with temperatures rising to around 64 overnight. East wind around 2 mph.
7-day forecast for Sterling
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 60°F | Patchy Smoke | 2 mph E | 0% |
| Tuesday | 95°F | Areas Of Smoke | 2 to 14 mph WSW | 0% |
| Tuesday Night | 60°F | Patchy Smoke | 2 to 13 mph NE | 0% |
| Wednesday | 95°F | Patchy Smoke | 2 to 13 mph WNW | 0% |
| Wednesday Night | 61°F | Patchy Smoke then Mostly Clear | 3 to 13 mph ENE | 0% |
| Thursday | 98°F | Sunny | 2 to 7 mph WSW | 0% |
| Thursday Night | 64°F | Mostly Clear | 2 to 10 mph ENE | 0% |
| Friday | 99°F | Sunny | 1 to 7 mph WSW | 1% |
| Friday Night | 65°F | Mostly Clear | 2 to 9 mph SSE | 0% |
| Saturday | 98°F | Sunny | 1 to 8 mph SW | 4% |
| Saturday Night | 66°F | Partly Cloudy | 2 to 9 mph S | 3% |
| Sunday | 96°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 9 mph SW | 15% |
| Sunday Night | 65°F | Partly Cloudy | 6 to 9 mph S | 9% |
| Monday | 93°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 9 mph SW | 22% |
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 Aug 4, 2026.