Harman US

Pleasant Hill, CA Weather & Growing Conditions

Today
98°F
Sunny
Sunny. High near 98, with temperatures falling to around 94 in the afternoon. West southwest wind 6 to 9 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 98°F Sunny 6 to 9 mph WSW 0%
Tonight 60°F Clear 6 to 9 mph SW 0%
Wednesday 93°F Sunny 6 to 9 mph WSW 0%
Wednesday Night 60°F Mostly Clear 5 to 9 mph WSW 0%
Thursday 92°F Sunny 5 to 9 mph WSW 0%
Thursday Night 61°F Clear 5 to 9 mph WSW 0%
Friday 97°F Sunny 5 to 9 mph WSW 0%
Friday Night 62°F Clear 6 to 9 mph SW 0%
Saturday 96°F Sunny 5 to 9 mph WSW 0%
Saturday Night 64°F Mostly Clear 9 mph SW 0%
Sunday 91°F Sunny 7 to 12 mph SW 0%
Sunday Night 61°F Mostly Clear 12 mph SW 0%
Monday 85°F Sunny 12 mph SW 0%
Monday Night 59°F Mostly Clear 8 to 12 mph SW 0%

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

Growing snapshot for Pleasant Hill, CA

Last spring frost
Jan 7
First fall frost
Dec 19
Growing season
346 days
Hardiness zone
9b

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

Climate data from the nearest NOAA station, Concord Wwtp, Ca (2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.