Thompson Springs, UT Weather & Growing Conditions
Today
81°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 9am and 3pm. Sunny, with a high near 81. West northwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Slight Chance Showers And Thunderstorms | 5 mph WNW | 11% |
| Tonight | 51°F | Mostly Clear | 0 to 5 mph NE | 11% |
| Sunday | 78°F | Sunny | 0 to 5 mph NNW | 1% |
| Sunday Night | 51°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Monday | 83°F | Mostly Sunny | 0 to 5 mph NNE | 0% |
| Monday Night | 53°F | Partly Cloudy | 0 to 5 mph NNE | 6% |
| Tuesday | 82°F | Chance Showers And Thunderstorms | 5 mph N | 29% |
| Tuesday Night | 52°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph SE | 55% |
| Wednesday | 80°F | Chance Rain Showers then Mostly Sunny | 0 to 5 mph NNW | 29% |
| Wednesday Night | 52°F | Mostly Clear | 0 mph | 6% |
| Thursday | 83°F | Mostly Sunny | 0 mph | 6% |
| Thursday Night | 54°F | Partly Cloudy then Slight Chance Rain Showers | 0 mph | 17% |
| Friday | 82°F | Chance Rain Showers | 0 to 5 mph N | 35% |
| Friday Night | 54°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 35% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Thompson Springs, UT
Last spring frost
Apr 27
First fall frost
Oct 9
Growing season
165 days
Hardiness zone
6b
Explore more for Thompson Springs, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Dewey, Ut (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.