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Star Valley, AZ Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Star Valley, a town in Gila County, Arizona.

This Afternoon
66°F
Mostly Sunny
Mostly sunny. High near 66, with temperatures falling to around 60 in the afternoon. South wind around 5 mph.

7-day forecast for Star Valley

WhenTempForecastWindPrecip
This Afternoon 66°F Mostly Sunny 5 mph S 0%
Tonight 42°F Partly Cloudy 3 mph E 0%
Wednesday 62°F Sunny 2 to 8 mph S 0%
Wednesday Night 37°F Clear 5 mph N 0%
Thursday 65°F Sunny 5 mph SE 0%
Thursday Night 40°F Partly Cloudy 5 mph E 0%
Friday 66°F Mostly Sunny 7 mph N 1%
Friday Night 42°F Mostly Clear 7 to 10 mph NE 0%
Saturday 67°F Sunny 9 mph NE 0%
Saturday Night 41°F Clear 6 to 12 mph NE 0%
Sunday 68°F Sunny 0 to 7 mph E 3%
Sunday Night 43°F Mostly Clear 0 to 5 mph E 3%
Monday 68°F Mostly Sunny 0 to 3 mph S 10%
Monday Night 43°F Partly Cloudy 0 to 3 mph N 3%

Forecast source: National Weather Service (api.weather.gov) for Star Valley (34.255, -111.221). Updated through the day.

Growing snapshot for Star Valley

Last spring frost
Apr 29
First fall frost
Oct 24
Growing season
176 days
Hardiness zone
8b

More local growing data for Star Valley: nearby ZIP 85541 weather · frost dates · planting calendar · Arizona frost dates

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Climate data from the nearest NOAA station, Payson, Az (0.7 mi from Star Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.