Harman US

Aguanga, CA Weather & Growing Conditions

Today
89°F
Sunny
Sunny, with a high near 89. Northwest wind 5 to 10 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 89°F Sunny 5 to 10 mph NW 1%
Tonight 66°F Mostly Clear 5 to 10 mph N 1%
Wednesday 89°F Sunny 0 to 10 mph N 3%
Wednesday Night 67°F Mostly Clear 0 to 10 mph N 0%
Thursday 88°F Sunny 0 to 5 mph S 4%
Thursday Night 68°F Mostly Clear 0 mph 2%
Friday 89°F Sunny 0 to 5 mph SW 3%
Friday Night 68°F Mostly Clear 0 to 5 mph N 0%
Saturday 90°F Sunny 0 to 5 mph SW 1%
Saturday Night 69°F Mostly Clear 0 to 5 mph NE 0%
Sunday 90°F Sunny 0 to 5 mph SW 7%
Sunday Night 67°F Mostly Clear 0 to 5 mph SE 2%
Monday 86°F Sunny 0 to 5 mph S 10%
Monday Night 65°F Mostly Clear 0 mph 2%

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

Growing snapshot for Aguanga, CA

Last spring frost
Apr 29
First fall frost
Nov 18
Growing season
201 days
Hardiness zone
9a

Explore more for Aguanga, CA: full frost dates · planting calendar · California frost dates

Climate data from the nearest NOAA station, Palomar Mtn Obsy, Ca (2.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.