Harman US

Lake Havasu City, AZ Weather & Growing Conditions

Today
105°F
Sunny
Sunny, with a high near 105. Heat index values as high as 106. South southeast wind 9 to 13 mph, with gusts as high as 18 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 105°F Sunny 9 to 13 mph SSE 0%
Tonight 91°F Mostly Clear 10 to 15 mph SE 1%
Wednesday 103°F Sunny 7 to 12 mph SSE 0%
Wednesday Night 90°F Mostly Clear 7 to 10 mph SSE 0%
Thursday 105°F Sunny 7 mph S 6%
Thursday Night 91°F Mostly Clear 6 mph SSE 6%
Friday 107°F Sunny 5 mph S 3%
Friday Night 92°F Mostly Clear 3 to 9 mph S 2%
Saturday 106°F Sunny 5 to 9 mph S 2%
Saturday Night 92°F Mostly Clear 6 to 13 mph S 2%
Sunday 104°F Slight Chance Showers And Thunderstorms 9 to 13 mph S 15%
Sunday Night 90°F Partly Cloudy 10 to 14 mph S 8%
Monday 102°F Sunny then Slight Chance Showers And Thunderstorms 14 mph SSE 12%
Monday Night 89°F Slight Chance Showers And Thunderstorms then Partly Cloudy 12 to 16 mph SSE 12%

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

Growing snapshot for Lake Havasu City, AZ

Last spring frost
Jan 5
First fall frost
Dec 29
Growing season
365 days
Hardiness zone
10a

Explore more for Lake Havasu City, AZ: full frost dates · planting calendar · Arizona frost dates

Climate data from the nearest NOAA station, Lake Havasu City, Az (2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.