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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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
Nearby towns & communities
Apple Valley
Central
Dammeron Valley
Enterprise
Hildale
Hurricane
Ivins
La Verkin
Leeds
New Harmony
Pine Valley
Santa Clara
Springdale
St. George
Toquerville
Veyo
Virgin
Washington
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.