Pleasant Hill, CA Weather & Growing Conditions
Tonight
58°F
Clear
Clear, with a low around 58. South southwest wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Clear | 7 mph SSW | 0% |
| Saturday | 88°F | Sunny | 3 to 8 mph SW | 0% |
| Saturday Night | 58°F | Partly Cloudy | 7 mph SW | 0% |
| Sunday | 78°F | Mostly Cloudy | 8 mph SW | 2% |
| Sunday Night | 58°F | Mostly Cloudy | 8 mph SW | 2% |
| Monday | 79°F | Sunny | 9 mph SW | 0% |
| Monday Night | 57°F | Mostly Clear | 5 to 9 mph SW | 0% |
| Tuesday | 82°F | Sunny | 5 to 8 mph WSW | 0% |
| Tuesday Night | 58°F | Mostly Clear | 2 to 8 mph SW | 0% |
| Wednesday | 94°F | Sunny | 1 to 5 mph W | 0% |
| Wednesday Night | 62°F | Mostly Clear | 1 to 5 mph WSW | 0% |
| Thursday | 94°F | Sunny | 0 to 7 mph WSW | 0% |
| Thursday Night | 62°F | Mostly Clear | 7 mph SW | 0% |
| Friday | 86°F | Sunny | 5 to 8 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 Sep 19, 2026.