Harman US

Covina, CA Weather & Growing Conditions

Tonight
54°F
Mostly Clear
Mostly clear, with a low around 54. Northwest wind 0 to 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 54°F Mostly Clear 0 to 5 mph NW 0%
Wednesday 75°F Sunny 0 to 5 mph WNW 0%
Wednesday Night 55°F Partly Cloudy 5 mph N 0%
Thursday 79°F Mostly Sunny 0 to 5 mph NW 0%
Thursday Night 57°F Mostly Clear 0 to 10 mph N 0%
Friday 82°F Sunny 0 to 10 mph NNE 0%
Friday Night 57°F Clear 0 to 15 mph NNE 0%
Saturday 84°F Sunny 0 to 10 mph NE 0%
Saturday Night 59°F Clear 0 to 15 mph NNE 0%
Sunday 85°F Sunny 0 to 5 mph ENE 0%
Sunday Night 61°F Mostly Clear 0 to 15 mph NNE 0%
Monday 83°F Sunny 0 to 5 mph NE 0%
Monday Night 60°F Partly Cloudy 0 to 5 mph NNE 0%
Tuesday 81°F Sunny 0 mph 3%

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

Growing snapshot for Covina, CA

Last spring frost
Jan 8
First fall frost
Dec 28
Growing season
354 days
Hardiness zone
10a

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

Climate data from the nearest NOAA station, Pomona/Fairplex, Ca (8.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.