Tremonton, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Tremonton, a city in Box Elder County, Utah.
Tonight
38°F
Mostly Cloudy
Mostly cloudy. Low around 38, with temperatures rising to around 40 overnight. North wind around 8 mph.
7-day forecast for Tremonton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 38°F | Mostly Cloudy | 8 mph N | 3% |
| Wednesday | 55°F | Partly Sunny | 3 to 9 mph N | 7% |
| Wednesday Night | 36°F | Partly Cloudy | 3 mph NE | 4% |
| Thursday | 53°F | Partly Sunny | 2 to 6 mph SW | 8% |
| Thursday Night | 34°F | Partly Cloudy | 2 to 7 mph NNE | 8% |
| Friday | 54°F | Mostly Sunny | 2 to 8 mph W | 1% |
| Friday Night | 35°F | Partly Cloudy | 3 mph ESE | 1% |
| Saturday | 56°F | Sunny | 1 to 6 mph SSW | 0% |
| Saturday Night | 36°F | Mostly Clear | 2 mph ESE | 0% |
| Sunday | 59°F | Sunny | 1 to 5 mph SSE | 0% |
| Sunday Night | 39°F | Partly Cloudy | 0 to 5 mph NE | 1% |
| Monday | 60°F | Mostly Sunny | 0 to 5 mph S | 1% |
| Monday Night | 41°F | Mostly Cloudy | 2 mph ENE | 4% |
| Tuesday | 60°F | Mostly Sunny | 0 to 3 mph S | 5% |
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 Nov 4, 2026.