Harman US

Tempe, AZ Weather & Growing Conditions

Tonight
79°F
Mostly Clear
Mostly clear, with a low around 79. South wind around 0 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 79°F Mostly Clear 0 mph 0%
Saturday 102°F Sunny 0 to 5 mph S 0%
Saturday Night 77°F Mostly Clear 0 to 5 mph N 0%
Sunday 101°F Sunny 0 to 5 mph SSE 0%
Sunday Night 81°F Partly Cloudy 0 mph 0%
Monday 100°F Mostly Sunny 0 to 5 mph SE 2%
Monday Night 80°F Mostly Clear 0 to 5 mph W 9%
Tuesday 100°F Sunny 0 to 5 mph SSE 9%
Tuesday Night 82°F Mostly Clear 0 to 10 mph SE 7%
Wednesday 102°F Sunny then Slight Chance Showers And Thunderstorms 5 to 10 mph ESE 13%
Wednesday Night 83°F Slight Chance Showers And Thunderstorms 5 to 10 mph E 15%
Thursday 100°F Slight Chance Showers And Thunderstorms 5 to 10 mph ESE 21%
Thursday Night 82°F Slight Chance Showers And Thunderstorms 5 to 10 mph E 22%
Friday 100°F Slight Chance Showers And Thunderstorms 5 to 10 mph E 25%

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

Growing snapshot for Tempe, AZ

Last spring frost
Feb 13
First fall frost
Dec 5
Growing season
298 days
Hardiness zone
9b

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

Climate data from the nearest NOAA station, Tempe Asu, Az (0.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.