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Current Weather Conditions for Castro Valley, CA

Mostly clear, with a low around 52. West northwest wind around 2 mph.
54°F

Conditions

Wind: 2 mph SSW
Humidity: 79%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM
54° 53° 53° 53° 52° 52° 54° 57° 62° 67° 70° 74° 77°

Upcoming Week

Day Forecast High Low
Overnight
Mostly Clear
Mostly clear, with a low around 52. West northwest wind around 2 mph.
67°F 51°F
Monday
Sunny
Sunny. High near 80, with temperatures falling to around 76 in the afternoon. West wind 1 to 8 mph.
67°F 51°F
Monday Night
Partly Cloudy
Partly cloudy, with a low around 53. West southwest wind 2 to 7 mph.
67°F 51°F
Tuesday
Mostly Sunny
Mostly sunny, with a high near 75. West southwest wind 2 to 9 mph.
67°F 51°F
Tuesday Night
Mostly Cloudy
Mostly cloudy, with a low around 52. West southwest wind around 9 mph.
67°F 51°F
Wednesday
Mostly Sunny
Mostly sunny, with a high near 76.
67°F 51°F
Wednesday Night
Mostly Clear
Mostly clear, with a low around 53.
67°F 51°F
Thursday
Sunny
Sunny, with a high near 76.
67°F 51°F
Thursday Night
Mostly Clear
Mostly clear, with a low around 54.
67°F 51°F
Friday
Sunny
Sunny, with a high near 75.
67°F 51°F
Friday Night
Mostly Clear
Mostly clear, with a low around 52.
67°F 51°F
Saturday
Sunny
Sunny, with a high near 70.
67°F 51°F
Saturday Night
Mostly Clear
Mostly clear, with a low around 51.
67°F 51°F
Sunday
Sunny
Sunny, with a high near 74.
67°F 51°F
Data provided by weather.gov