Harman US

Oakley, CA Weather & Growing Conditions

Today
98°F
Sunny
Sunny, with a high near 98. West northwest wind 8 to 14 mph, with gusts as high as 22 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 98°F Sunny 8 to 14 mph WNW 0%
Tonight 64°F Clear 7 to 14 mph WNW 0%
Wednesday 91°F Sunny 8 to 14 mph WNW 0%
Wednesday Night 64°F Clear 7 to 14 mph W 0%
Thursday 87°F Sunny 7 to 14 mph W 0%
Thursday Night 65°F Clear 7 to 14 mph W 0%
Friday 93°F Sunny 7 to 14 mph W 0%
Friday Night 66°F Clear 5 to 14 mph W 0%
Saturday 95°F Sunny 5 to 13 mph W 0%
Saturday Night 67°F Mostly Clear 5 to 13 mph WSW 0%
Sunday 92°F Sunny 5 to 14 mph W 0%
Sunday Night 63°F Clear 6 to 14 mph WSW 0%
Monday 87°F Sunny 6 to 14 mph W 0%
Monday Night 61°F Mostly Clear 5 to 14 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 Aug 4, 2026.