New York, NY 70° Los Angeles, CA 67° Chicago, IL 63° Houston, TX 80° Miami, FL 83° Phoenix, AZ 65° Seattle, WA 56° Denver, CO 50° Toronto, ON 59° Vancouver, BC 52°
WeatherLive › California › Castro Valley › Weekend Forecast

Castro Valley, CA Weekend Forecast

← Castro Valley, CA

Weekend weather — Castro Valley, CA

How Saturday and Sunday are shaping up (Sat, Oct 17 →). For hour-by-hour timing, open the hourly page.

Saturday

Sat, Oct 17
91° 58°
Sunny
Precip chance
1%
Precip
–
Wind
8 mph
UV index
5

Sunday

Sun, Oct 18
73° 50°
Sunny
Precip chance
5%
Precip
–
Wind
7 mph
UV index
6
📅 Sunday looks like the better day. Hour by hour →
More forecasts
Today
Current conditions + details
Hourly
48h
10-Day
Day by day
Monthly
30 days
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 6:53 AM