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Castro Valley, CA
 55° 
Last Updated on Jan 17 2019, 7:54 pm PST
Current ConditionsFair
Relative Humidity77%
WindSouth at 4.6 MPH
(4 KT)
Pressure30.17 mb
Dewpoint48.0 F (8.9 C)
Wind Chill54 F (12 C)
Visibility10.00 miles

7-Day Forecast

Tonight
Slight Chance Showers then Mostly Cloudy
Low: 48°
A 20% chance of showers before 10pm.
Mostly cloudy with a low around 48.
South southeast wind around 8 mph.


Friday
Partly Sunny
High: 60°
Partly sunny with a high near 60.
Southeast wind 6 to 8 mph.


Friday Night
Slight Chance Showers
Low: 50°
A 20% chance of showers after 10pm.
Mostly cloudy with a low around 50.
Light south southwest wind becoming
southeast 5 to 9 mph in the evening.
New precipitation amounts of less than a tenth of an inch possible.


Saturday
Slight Chance Showers then Partly Sunny
High: 62°
A 20% chance of showers before 10am.
Partly sunny with a high near 62.
South southeast wind around 7 mph becoming
west northwest in the morning.


Saturday Night
Mostly Cloudy
Low: 51°
Mostly cloudy with a low around 51.
West northwest wind 5 to 7 mph becoming calm in the evening.


Sunday
Chance Rain
High: 59°
A 50% chance of rain.
Mostly cloudy with a high near 59.
New precipitation amounts of less than a tenth of an inch possible.


Sunday Night
Partly Cloudy
Low: 43°
Partly cloudy with a low around 43.


M.L.King Day
Sunny
High: 59°
Sunny with a high near 59.


Monday Night
Mostly Clear
Low: 43°
Mostly clear with a low around 43.


Tuesday
Sunny
High: 60°
Sunny with a high near 60.


Tuesday Night
Mostly Clear
Low: 42°
Mostly clear with a low around 42.


Wednesday
Sunny
High: 60°
Sunny with a high near 60.


Wednesday Night
Mostly Clear
Low: 44°
Mostly clear with a low around 44.


Thursday
Sunny
High: 60°
Sunny with a high near 60.


Source: National Weather Service








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