Harman US

Oakley, CA Weather & Growing Conditions

Tonight
61°F
Clear
Clear, with a low around 61. West wind 5 to 12 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 61°F Clear 5 to 12 mph W 0%
Saturday 83°F Sunny 5 to 9 mph W 0%
Saturday Night 62°F Partly Cloudy 5 to 9 mph W 0%
Sunday 78°F Partly Sunny 6 to 9 mph WSW 0%
Sunday Night 61°F Mostly Cloudy 9 mph WSW 0%
Monday 80°F Sunny 10 mph W 0%
Monday Night 59°F Mostly Clear 3 to 10 mph WSW 0%
Tuesday 85°F Sunny 3 to 9 mph W 0%
Tuesday Night 61°F Clear 0 to 9 mph W 0%
Wednesday 91°F Sunny 0 to 5 mph WNW 0%
Wednesday Night 64°F Mostly Clear 0 to 5 mph W 0%
Thursday 92°F Sunny 0 to 9 mph WNW 0%
Thursday Night 65°F Mostly Clear 5 to 9 mph W 0%
Friday 87°F Sunny 5 to 12 mph W 0%

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

Growing snapshot for Oakley, CA

Last spring frost
Jan 12
First fall frost
Dec 19
Growing season
343 days
Hardiness zone
9b

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

Climate data from the nearest NOAA station, Antioch Pumping Plt #3, Ca (3.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.