Concord, CA Weather & Growing Conditions
Tonight
58°F
Partly Cloudy
Partly cloudy, with a low around 58. South southwest wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 58°F | Partly Cloudy | 7 mph SSW | 0% |
| Sunday | 78°F | Partly Sunny | 8 mph SW | 0% |
| Sunday Night | 57°F | Mostly Cloudy | 9 mph SW | 0% |
| Monday | 79°F | Mostly Sunny | 9 mph SW | 0% |
| Monday Night | 57°F | Mostly Clear | 9 mph SW | 0% |
| Tuesday | 82°F | Sunny | 8 mph WSW | 0% |
| Tuesday Night | 57°F | Mostly Clear | 2 to 8 mph SW | 0% |
| Wednesday | 94°F | Sunny | 1 to 5 mph W | 0% |
| Wednesday Night | 61°F | Mostly Clear | 1 to 5 mph W | 0% |
| Thursday | 97°F | Sunny | 1 to 6 mph W | 0% |
| Thursday Night | 62°F | Mostly Clear | 6 mph WSW | 0% |
| Friday | 89°F | Sunny | 5 to 8 mph SW | 0% |
| Friday Night | 59°F | Mostly Clear | 8 mph SW | 0% |
| Saturday | 82°F | Sunny | 8 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Concord, CA
Last spring frost
Jan 9
First fall frost
Dec 14
Growing season
343 days
Hardiness zone
9b
Explore more for Concord, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Concord Buchanan Fld, Ca (3.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.