Bay Point, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bay Point, a community in Contra Costa County, California.
This Afternoon
84°F
Sunny
Sunny, with a high near 84. West wind 7 to 12 mph, with gusts as high as 18 mph.
7-day forecast for Bay Point
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 84°F | Sunny | 7 to 12 mph W | 0% |
| Tonight | 59°F | Clear | 14 mph WSW | 0% |
| Saturday | 87°F | Sunny | 7 to 10 mph WSW | 0% |
| Saturday Night | 60°F | Partly Cloudy | 10 to 14 mph WSW | 0% |
| Sunday | 80°F | Partly Sunny | 14 mph WSW | 0% |
| Sunday Night | 59°F | Mostly Cloudy | 12 to 16 mph WSW | 0% |
| Monday | 81°F | Sunny | 13 to 16 mph WSW | 0% |
| Monday Night | 58°F | Mostly Clear | 14 mph WSW | 0% |
| Tuesday | 84°F | Sunny | 8 to 12 mph WSW | 0% |
| Tuesday Night | 59°F | Mostly Clear | 5 to 10 mph WSW | 0% |
| Wednesday | 93°F | Sunny | 6 mph W | 0% |
| Wednesday Night | 64°F | Mostly Clear | 7 mph WSW | 0% |
| Thursday | 93°F | Sunny | 5 to 9 mph W | 0% |
| Thursday Night | 64°F | Mostly Clear | 8 to 12 mph WSW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Bay Point (38.032, -121.962). Updated through the day.
Growing snapshot for Bay Point
Last spring frost
Jan 9
First fall frost
Dec 14
Growing season
343 days
Hardiness zone
9b
More local growing data for Bay Point: nearby ZIP 94565 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Concord Buchanan Fld, Ca (7 mi from Bay Point). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.