Plymouth, UT Weather & Growing Conditions
Today
91°F
Patchy Smoke
Patchy smoke. Sunny, with a high near 91. Northwest wind around 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Patchy Smoke | 9 mph NW | 0% |
| Tonight | 53°F | Areas Of Smoke | 3 to 9 mph NNW | 0% |
| Wednesday | 93°F | Areas Of Smoke | 3 to 8 mph W | 0% |
| Wednesday Night | 56°F | Patchy Smoke then Mostly Clear | 2 to 8 mph N | 0% |
| Thursday | 99°F | Sunny | 2 to 9 mph NNW | 0% |
| Thursday Night | 62°F | Mostly Clear | 2 to 7 mph SSW | 0% |
| Friday | 101°F | Sunny | 2 to 9 mph SE | 0% |
| Friday Night | 65°F | Mostly Clear | 5 to 8 mph NW | 0% |
| Saturday | 102°F | Sunny | 2 to 9 mph NE | 0% |
| Saturday Night | 67°F | Mostly Clear | 3 to 10 mph NW | 0% |
| Sunday | 100°F | Mostly Sunny | 3 to 12 mph S | 2% |
| Sunday Night | 66°F | Mostly Clear | 5 to 10 mph NW | 1% |
| Monday | 98°F | Mostly Sunny | 3 to 12 mph SSW | 2% |
| Monday Night | 64°F | Partly Cloudy | 6 to 10 mph WNW | 5% |
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 Aug 4, 2026.