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Current Weather Conditions for Castro Valley, CA

A slight chance of drizzle before 11am. Mostly sunny. High near 70, with temperatures falling to around 68 in the afternoon. Southwest wind 6 to 12 mph, with gusts as high as 20 mph.
57°F

Conditions

Wind: 6 mph SW
Humidity: 84%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM
57° 58° 59° 62° 63° 65° 68° 69° 69° 69° 68° 67° 65°

Upcoming Week

Day Forecast High Low
Juneteenth
Slight Chance Drizzle then Mostly Sunny
A slight chance of drizzle before 11am. Mostly sunny. High near 70, with temperatures falling to around 68 in the afternoon. Southwest wind 6 to 12 mph, with gusts as high as 20 mph.
73°F 57°F
Tonight
Slight Chance Drizzle
A slight chance of drizzle after 11pm. Mostly cloudy, with a low around 55. West southwest wind 3 to 13 mph, with gusts as high as 21 mph.
73°F 57°F
Saturday
Slight Chance Drizzle then Mostly Sunny
A slight chance of drizzle before 11am. Mostly sunny. High near 70, with temperatures falling to around 67 in the afternoon. West southwest wind 3 to 10 mph, with gusts as high as 18 mph.
73°F 57°F
Saturday Night
Partly Cloudy
Partly cloudy, with a low around 53. West southwest wind 5 to 10 mph.
73°F 57°F
Sunday
Mostly Sunny
Mostly sunny, with a high near 70. West southwest wind 5 to 9 mph.
73°F 57°F
Sunday Night
Partly Cloudy
Partly cloudy, with a low around 54.
73°F 57°F
Monday
Mostly Sunny
Mostly sunny, with a high near 74.
73°F 57°F
Monday Night
Partly Cloudy
Partly cloudy, with a low around 54.
73°F 57°F
Tuesday
Mostly Sunny
Mostly sunny, with a high near 76.
73°F 57°F
Tuesday Night
Partly Cloudy
Partly cloudy, with a low around 55.
73°F 57°F
Wednesday
Sunny
Sunny, with a high near 78.
73°F 57°F
Wednesday Night
Partly Cloudy
Partly cloudy, with a low around 55.
73°F 57°F
Thursday
Sunny
Sunny, with a high near 76.
73°F 57°F
Thursday Night
Partly Cloudy
Partly cloudy, with a low around 55.
73°F 57°F
Data provided by weather.gov