Tremonton, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tremonton, a city in Box Elder County, Utah.
Today
68°F
Mostly Sunny then Isolated Showers And Thunderstorms
Isolated showers and thunderstorms between noon and 3pm, then scattered showers and thunderstorms. Mostly sunny, with a high near 68. West wind around 7 mph. Chance of precipitation is 30%.
7-day forecast for Tremonton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 68°F | Mostly Sunny then Isolated Showers And Thunderstorms | 7 mph W | 27% |
| Tonight | 46°F | Isolated Showers And Thunderstorms then Mostly Clear | 6 mph N | 10% |
| Sunday | 73°F | Sunny | 3 to 8 mph NW | 0% |
| Sunday Night | 48°F | Mostly Clear | 3 to 7 mph E | 0% |
| Monday | 78°F | Sunny | 3 to 9 mph ESE | 0% |
| Monday Night | 52°F | Partly Cloudy | 2 to 6 mph ENE | 0% |
| Tuesday | 77°F | Mostly Sunny | 3 to 8 mph SSE | 5% |
| Tuesday Night | 53°F | Chance Showers And Thunderstorms | 3 mph ESE | 28% |
| Wednesday | 78°F | Mostly Sunny | 6 mph S | 9% |
| Wednesday Night | 52°F | Mostly Clear | 5 mph E | 3% |
| Thursday | 81°F | Sunny | 3 to 7 mph SE | 2% |
| Thursday Night | 54°F | Mostly Clear | 2 to 6 mph ESE | 0% |
| Friday | 82°F | Mostly Sunny | 7 mph SE | 5% |
| Friday Night | 55°F | Partly Cloudy | 6 mph SSE | 12% |
Forecast source: National Weather Service (api.weather.gov) for Tremonton (41.718, -112.188). Updated through the day.
Growing snapshot for Tremonton
Last spring frost
Apr 24
First fall frost
Oct 17
Growing season
175 days
Hardiness zone
6b
More local growing data for Tremonton: nearby ZIP 84312 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Bear River City
Brigham City
Corinne
Deweyville
Elwood
Fielding
Garland
Honeyville
Howell
Mantua
Perry
Plymouth
Portage
Riverside
Snowville
Thatcher
Climate data from the nearest NOAA station, Tremonton, Ut (4.6 mi from Tremonton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.