Harman US

Oro Valley, AZ Weather & Growing Conditions

Today
106°F
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Sunny. High near 106, with temperatures falling to around 102 in the afternoon. Heat index values as high as 111. West northwest wind 3 to 12 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Today 106°F Sunny then Slight Chance Showers And Thunderstorms 3 to 12 mph WNW 21%
Tonight 79°F Chance Showers And Thunderstorms 2 to 9 mph ESE 29%
Wednesday 104°F Sunny then Slight Chance Showers And Thunderstorms 1 to 10 mph WNW 24%
Wednesday Night 78°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 1 to 7 mph ESE 24%
Thursday 106°F Slight Chance Showers And Thunderstorms 1 to 10 mph NW 18%
Thursday Night 79°F Slight Chance Showers And Thunderstorms then Partly Cloudy 2 to 7 mph NNE 18%
Friday 107°F Chance Showers And Thunderstorms 2 to 8 mph W 29%
Friday Night 79°F Chance Showers And Thunderstorms then Mostly Cloudy 3 to 7 mph E 29%
Saturday 108°F Chance Showers And Thunderstorms 2 to 6 mph WSW 31%
Saturday Night 79°F Chance Showers And Thunderstorms then Partly Cloudy 2 to 7 mph S 31%
Sunday 105°F Chance Showers And Thunderstorms 2 to 8 mph NNW 40%
Sunday Night 77°F Chance Showers And Thunderstorms 2 to 6 mph SE 40%
Monday 102°F Chance Showers And Thunderstorms 2 to 9 mph WSW 47%
Monday Night 76°F Chance Showers And Thunderstorms 1 to 7 mph SSE 47%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Oro Valley, AZ

Last spring frost
Apr 2
First fall frost
Nov 11
Growing season
222 days
Hardiness zone
9a

Explore more for Oro Valley, AZ: full frost dates · planting calendar · Arizona frost dates

Climate data from the nearest NOAA station, Catalina Sp, Az (1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.