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Rockville, UT Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Rockville, a town in Washington County, Utah.

Overnight
63°F
Clear
Clear. Low around 63, with temperatures rising to around 65 overnight. East wind around 9 mph.

7-day forecast for Rockville

WhenTempForecastWindPrecip
Overnight 63°F Clear 9 mph E 0%
Saturday 86°F Sunny 6 to 9 mph ENE 0%
Saturday Night 60°F Mostly Clear 7 to 12 mph ENE 0%
Sunday 87°F Mostly Sunny 2 to 13 mph WSW 0%
Sunday Night 63°F Partly Cloudy 3 to 13 mph NE 0%
Monday 87°F Partly Sunny 3 to 14 mph ESE 3%
Monday Night 63°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 5 to 14 mph ESE 48%
Tuesday 83°F Chance Showers And Thunderstorms 5 to 13 mph ESE 46%
Tuesday Night 60°F Mostly Clear 5 to 17 mph ENE 11%
Wednesday 87°F Sunny 3 to 16 mph ESE 4%
Wednesday Night 65°F Mostly Clear 3 to 22 mph E 1%
Thursday 88°F Mostly Sunny 6 to 20 mph ESE 5%
Thursday Night 66°F Partly Cloudy 5 to 23 mph E 11%
Friday 87°F Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms 6 to 20 mph SE 23%

Forecast source: National Weather Service (api.weather.gov) for Rockville (37.148, -113.055). Updated through the day.

Growing snapshot for Rockville

Last spring frost
Apr 13
First fall frost
Nov 2
Growing season
202 days
Hardiness zone
8a

More local growing data for Rockville: nearby ZIP 84763 weather · frost dates · planting calendar · Utah frost dates

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Climate data from the nearest NOAA station, Zion Np, Ut (6.5 mi from Rockville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.