Thatcher, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Thatcher, a community in Box Elder County, Utah.
Tonight
51°F
Scattered Showers And Thunderstorms then Partly Cloudy
Scattered showers and thunderstorms before midnight. Partly cloudy. Low around 51, with temperatures rising to around 53 overnight. North wind 2 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Thatcher
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Scattered Showers And Thunderstorms then Partly Cloudy | 2 to 9 mph N | 54% |
| Saturday | 63°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 8 mph NW | 32% |
| Saturday Night | 49°F | Partly Cloudy | 6 mph N | 9% |
| Sunday | 67°F | Sunny | 5 mph NW | 0% |
| Sunday Night | 51°F | Mostly Clear | 5 mph E | 0% |
| Monday | 73°F | Mostly Sunny | 6 mph ENE | 0% |
| Monday Night | 55°F | Partly Cloudy | 3 mph NE | 0% |
| Tuesday | 73°F | Partly Sunny | 5 mph SE | 4% |
| Tuesday Night | 55°F | Slight Chance Showers And Thunderstorms | 1 to 5 mph ESE | 13% |
| Wednesday | 74°F | Sunny | 1 to 6 mph S | 2% |
| Wednesday Night | 55°F | Mostly Clear | 1 to 5 mph NNE | 3% |
| Thursday | 77°F | Sunny | 2 to 6 mph ESE | 1% |
| Thursday Night | 57°F | Partly Cloudy | 1 to 5 mph ESE | 4% |
| Friday | 77°F | Mostly Sunny | 1 to 8 mph SSE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Thatcher (41.682, -112.320). Updated through the day.
Growing snapshot for Thatcher
Last spring frost
Apr 24
First fall frost
Oct 17
Growing season
175 days
Hardiness zone
6b
More local growing data for Thatcher: nearby ZIP 84337 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Bear River City
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Portage
Riverside
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Tremonton
Climate data from the nearest NOAA station, Tremonton, Ut (6.3 mi from Thatcher). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.