Plymouth, UT Weather & Growing Conditions
Tonight
35°F
Cloudy
Cloudy. Low around 35, with temperatures rising to around 37 overnight. North northwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 35°F | Cloudy | 5 mph NNW | 2% |
| Wednesday | 56°F | Partly Sunny | 6 mph N | 8% |
| Wednesday Night | 32°F | Patchy Fog | 1 to 5 mph NNE | 5% |
| Thursday | 53°F | Patchy Fog then Partly Sunny | 1 to 5 mph SE | 10% |
| Thursday Night | 31°F | Partly Cloudy | 3 mph NW | 10% |
| Friday | 54°F | Mostly Sunny | 5 mph NNW | 1% |
| Friday Night | 31°F | Partly Cloudy | 3 mph ENE | 1% |
| Saturday | 57°F | Sunny | 3 mph SSE | 0% |
| Saturday Night | 34°F | Mostly Clear | 2 mph SSE | 0% |
| Sunday | 60°F | Sunny | 2 to 7 mph S | 0% |
| Sunday Night | 36°F | Partly Cloudy | 3 mph E | 0% |
| Monday | 61°F | Mostly Sunny | 5 mph SE | 1% |
| Monday Night | 38°F | Mostly Cloudy | 2 mph S | 4% |
| Tuesday | 61°F | Mostly Sunny | 1 to 5 mph SSE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Plymouth, UT
Last spring frost
May 3
First fall frost
Oct 12
Growing season
160 days
Hardiness zone
6a
Explore more for Plymouth, UT: full frost dates · planting calendar · Utah frost dates
Climate data from the nearest NOAA station, Cutler Dam, Ut (7.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.