Monroe, UT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Monroe, a city in Sevier County, Utah.
Today
97°F
Smoke
Smoke. Sunny. High near 97, with temperatures falling to around 94 in the afternoon. Northwest wind 1 to 14 mph.
7-day forecast for Monroe
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 97°F | Smoke | 1 to 14 mph NW | 0% |
| Tonight | 64°F | Smoke | 1 to 10 mph ESE | 0% |
| Wednesday | 97°F | Smoke | 1 to 15 mph WSW | 0% |
| Wednesday Night | 64°F | Smoke then Mostly Clear | 2 to 13 mph ESE | 0% |
| Thursday | 98°F | Sunny | 1 to 12 mph SW | 1% |
| Thursday Night | 66°F | Mostly Clear | 3 to 9 mph S | 0% |
| Friday | 99°F | Sunny | 1 to 8 mph WSW | 6% |
| Friday Night | 67°F | Partly Cloudy | 2 to 9 mph SW | 0% |
| Saturday | 99°F | Sunny then Slight Chance Showers And Thunderstorms | 2 to 8 mph SW | 17% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 8 mph S | 15% |
| Sunday | 97°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 9 mph SW | 33% |
| Sunday Night | 65°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 6 to 10 mph SSW | 13% |
| Monday | 94°F | Partly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 46% |
| Monday Night | 63°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 10 mph SSW | 19% |
Forecast source: National Weather Service (api.weather.gov) for Monroe (38.623, -112.120). Updated through the day.
Growing snapshot for Monroe
Last spring frost
May 21
First fall frost
Sep 24
Growing season
125 days
Hardiness zone
6a
More local growing data for Monroe: nearby ZIP 84754 weather · frost dates · planting calendar · Utah frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Richfield Radio Ksvc, Ut (10.6 mi from Monroe). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.