Harman US

Covina, CA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Covina, a city in Los Angeles County, California.

Tonight
60°F
Mostly Clear
Mostly clear, with a low around 60. East southeast wind 0 to 5 mph.

7-day forecast for Covina

WhenTempForecastWindPrecip
Tonight 60°F Mostly Clear 0 to 5 mph ESE 0%
Saturday 87°F Sunny 0 to 10 mph S 0%
Saturday Night 63°F Patchy Fog 0 to 5 mph SW 0%
Sunday 84°F Patchy Fog then Partly Sunny 0 to 10 mph SW 0%
Sunday Night 62°F Patchy Fog 0 to 5 mph SSW 2%
Monday 80°F Mostly Sunny 0 to 10 mph SSW 1%
Monday Night 62°F Mostly Clear 0 to 10 mph SW 1%
Tuesday 83°F Sunny 0 to 5 mph SSW 0%
Tuesday Night 64°F Mostly Clear 0 to 5 mph WNW 0%
Wednesday 89°F Sunny 0 to 5 mph WSW 0%
Wednesday Night 65°F Mostly Clear 0 to 5 mph WSW 0%
Thursday 90°F Sunny 0 to 5 mph SW 3%
Thursday Night 67°F Mostly Clear 0 to 5 mph WSW 3%
Friday 90°F Sunny 0 to 5 mph SW 3%

Forecast source: National Weather Service (api.weather.gov) for Covina (34.090, -117.882). Updated through the day.

Growing snapshot for Covina

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

More local growing data for Covina: nearby ZIP 91723 weather · frost dates · planting calendar · California frost dates

Nearby towns & communities

All California locations ›

Climate data from the nearest NOAA station, Pomona/Fairplex, Ca (6.9 mi from Covina). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.