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After a soggy & chilly weekend, drier & warmer conditions will return to the Northeast later Monday. Details. Chevron right

Castro Valley, CA

54°F
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Castro Valley

California

54°
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Castro Valley, CA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center

Today

 Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Today's Weather

Mon, May 25

Cool with low clouds breaking for some sun; breezy in the afternoon Hi: 66°

Tonight: Mainly clear early, then areas of low clouds forming Lo: 53°

Current Weather

12:28 AM

54°F
RealFeel® 54°
Mostly cloudy More Details
Wind W 4 mph
Wind Gusts 9 mph
Air Quality Excellent

Castro Valley Weather Radar

Castro Valley Weather Radar
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Clouds
Temperature

Hourly Weather

1 AM 55°
rain drop 0%
2 AM 55°
rain drop 0%
3 AM 55°
rain drop 0%
4 AM 55°
rain drop 0%
5 AM 55°
rain drop 0%
6 AM 54°
rain drop 0%
7 AM 55°
rain drop 0%
8 AM 56°
rain drop 0%
9 AM 58°
rain drop 0%
10 AM 59°
rain drop 0%
11 AM 61°
rain drop 0%
12 PM 62°
rain drop 0%

10-Day Weather Forecast

Today

5/25

66° 53°

Breezy in the afternoon

Night: Partly cloudy
1%

Tue

5/26

70° 53°

Breezy in the afternoon

Clear
6%

Wed

5/27

76° 52°

Nice with sunshine

Mainly clear
7%

Thu

5/28

73° 55°

Mostly sunny and nice

Partly cloudy
5%

Fri

5/29

63° 52°

Partly sunny and cooler

Mainly clear
7%

Sat

5/30

65° 50°

Plenty of sunshine, but cool

Clear
3%

Sun

5/31

70° 52°

Plenty of sunshine

Clear
0%

Mon

6/1

72° 55°

Sunshine

Clear
0%

Tue

6/2

73° 56°

Sunshine

Partly cloudy
0%

Wed

6/3

72° 56°

Sunshine and a few clouds

Clear
0%

Sun & Moon

14 hrs 27 mins
Rise 5:52 AM
Set 8:19 PM
Waxing Gibbous
Rise 3:18 PM
Set 3:04 AM

Air Quality

See More
Air Quality Excellent

The air quality is ideal for most individuals; enjoy your normal outdoor activities.

Allergy Outlook

See All
Tree Pollen Moderate Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Moderate Data is not supported in this location Dust & Dander Low Data is not supported in this location

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World North America United States California Castro Valley

Weather Near Castro Valley:

  • Oakland, CA
  • San Francisco, CA
  • San Jose, CA
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