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Elev 203 ft, 37.7 °N, 122.08 °W

Castro Valley, CA Weather Conditionsstar_ratehome

icon59 °F Castro Valley Station|Report|Change
Current Station
Personal Weather Station
Castro Valley (KCACASTR139)
Location: Castro Valley, CA
Elevation: 203ft
Nearby Weather Stations

access_time 9:25 AM PDT on May 22, 2026 (GMT -7) | Updated 56 seconds ago

72° | 53°
59 °F
like 59°
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Mostly Cloudy

N
0

Today's temperature is forecast to be MUCH COOLER than yesterday.

WunderMap|Nexrad
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Additional Conditions
Pressure
29.83 °in
Visibility
10 °miles
Clouds
Mostly Cloudy
Dew Point
50 °F
Humidity
77 °%
Rainfall
0 °in
Snow Depth
0 °in
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Astronomy
Sun
Rise
Set
Actual Time
5:54 AM
8:18 PM
Civil Twilight
5:24 AM
8:47 PM
Nautical Twilight
4:47 AM
9:24 PM
Astronomical Twilight
4:07 AM
10:05 PM
Length of Visible Light
15 h 23 m
Length of Day
14 h 23 m
Tomorrow will be 1 minutes 26 seconds longer
Moon
12:05 PM
1:24 AM
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waxing crescent
34% of the Moon is Illuminated
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May 31
Full Moon
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Jun 8
Waning Half Last Qtr
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Jun 15
New Moon
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Jun 21
Waxing Half First Qtr