Harman US

Tempe, AZ Weather & Growing Conditions

Overnight
88°F
Partly Cloudy
Partly cloudy. Low around 88, with temperatures rising to around 90 overnight. East northeast wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 88°F Partly Cloudy 5 mph ENE 2%
Tuesday 109°F Sunny 0 to 10 mph W 2%
Tuesday Night 88°F Patchy Blowing Dust 5 to 20 mph S 4%
Wednesday 108°F Sunny then Slight Chance Showers And Thunderstorms 5 mph WNW 10%
Wednesday Night 87°F Slight Chance Showers And Thunderstorms then Partly Cloudy 0 to 5 mph W 10%
Thursday 109°F Mostly Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph WNW 10%
Thursday Night 88°F Slight Chance Showers And Thunderstorms then Partly Cloudy 0 to 5 mph WNW 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 0 to 5 mph SW 10%
Saturday 111°F Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph SSW 16%
Saturday Night 89°F Slight Chance Showers And Thunderstorms 5 mph SSW 16%
Sunday 109°F Chance Showers And Thunderstorms 5 mph SW 31%
Sunday Night 85°F Chance Showers And Thunderstorms then Partly Cloudy 5 mph SW 31%
Monday 105°F Chance Showers And Thunderstorms 5 mph SW 39%

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
10a

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

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