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Phoenix, AZ Weather & Growing Conditions

Today
109°F
Sunny
Sunny, with a high near 109. Heat index values as high as 113. West wind 5 to 15 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 109°F Sunny 5 to 15 mph W 2%
Tonight 87°F Patchy Blowing Dust 5 to 20 mph WSW 3%
Wednesday 108°F Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph WNW 10%
Wednesday Night 86°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 to 10 mph WSW 10%
Thursday 109°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph W 10%
Thursday Night 87°F Slight Chance Showers And Thunderstorms then Partly Cloudy 0 to 5 mph W 10%
Friday 111°F Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph WSW 10%
Friday Night 88°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 mph SW 10%
Saturday 112°F Mostly Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph WSW 18%
Saturday Night 88°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 mph SW 18%
Sunday 109°F Chance Showers And Thunderstorms 5 to 10 mph WSW 31%
Sunday Night 85°F Chance Showers And Thunderstorms 5 to 10 mph WSW 31%
Monday 105°F Chance Showers And Thunderstorms 5 to 10 mph SW 35%
Monday Night 83°F Chance Showers And Thunderstorms 5 to 10 mph WSW 35%

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

Growing snapshot for Phoenix, AZ

Last spring frost
Jan 21
First fall frost
Dec 16
Growing season
331 days
Hardiness zone
10a

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

Climate data from the nearest NOAA station, South Phoenix, Az (2.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.