Oro Valley, AZ Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Oro Valley, a town in Pima County, Arizona.
Today
75°F
Sunny
Sunny, with a high near 75. Southwest wind around 3 mph.
7-day forecast for Oro Valley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Sunny | 3 mph SW | 0% |
| Tonight | 51°F | Mostly Clear | 1 to 5 mph NNE | 0% |
| Wednesday | 73°F | Sunny | 3 to 7 mph W | 0% |
| Wednesday Night | 49°F | Clear | 3 mph NE | 0% |
| Thursday | 75°F | Sunny | 5 mph S | 0% |
| Thursday Night | 52°F | Mostly Clear | 2 mph ENE | 0% |
| Friday | 76°F | Mostly Sunny | 5 mph NNE | 3% |
| Friday Night | 52°F | Mostly Clear | 6 mph NE | 3% |
| Saturday | 77°F | Sunny | 3 to 8 mph ENE | 0% |
| Saturday Night | 52°F | Mostly Clear | 5 to 15 mph ENE | 0% |
| Sunday | 78°F | Sunny | 3 to 15 mph ESE | 3% |
| Sunday Night | 53°F | Partly Cloudy | 5 to 12 mph E | 3% |
| Monday | 78°F | Mostly Sunny | 2 to 10 mph SE | 7% |
| Monday Night | 56°F | Partly Cloudy | 1 to 5 mph E | 3% |
Forecast source: National Weather Service (api.weather.gov) for Oro Valley (32.421, -110.977). Updated through the day.
Growing snapshot for Oro Valley
Last spring frost
Apr 2
First fall frost
Nov 11
Growing season
222 days
Hardiness zone
9a
More local growing data for Oro Valley: nearby ZIP 85737 weather · frost dates · planting calendar · Arizona frost dates
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Climate data from the nearest NOAA station, Catalina Sp, Az (1 mi from Oro Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.