Green Valley, AZ Weather & Growing Conditions
Overnight
45°F
Mostly Clear
Mostly clear, with a low around 45. South wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 45°F | Mostly Clear | 6 mph S | 0% |
| Wednesday | 73°F | Sunny | 3 to 13 mph SW | 0% |
| Wednesday Night | 44°F | Clear | 3 mph ESE | 0% |
| Thursday | 72°F | Sunny | 5 mph SSW | 0% |
| Thursday Night | 47°F | Mostly Clear | 2 mph S | 0% |
| Friday | 72°F | Mostly Sunny | 5 mph NE | 3% |
| Friday Night | 46°F | Mostly Clear | 5 mph ENE | 4% |
| Saturday | 72°F | Sunny | 2 to 12 mph E | 1% |
| Saturday Night | 46°F | Mostly Clear | 7 to 12 mph E | 0% |
| Sunday | 72°F | Sunny | 8 to 17 mph E | 1% |
| Sunday Night | 45°F | Partly Cloudy | 9 mph ESE | 1% |
| Monday | 72°F | Mostly Sunny | 2 to 9 mph ESE | 5% |
| Monday Night | 48°F | Partly Cloudy | 2 to 6 mph SE | 5% |
| Tuesday | 72°F | Mostly Sunny | 5 mph WSW | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Green Valley, AZ
Last spring frost
Feb 25
First fall frost
Dec 5
Growing season
282 days
Hardiness zone
9a
Explore more for Green Valley, AZ: full frost dates · planting calendar · Arizona frost dates
Climate data from the nearest NOAA station, Santa Rita Exp Range, Az (6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.