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Castro Valley, CA

66°F
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Castro Valley

California

66°
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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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July 16 - July 30

Thu 7/16

75° /55°
1%
Sunshine and pleasant

RealFeel®79°

RealFeel Shade™72°

Max UV Index11.0 (Extreme)

WindWSW 12 mph

Fri 7/17

70° /55°
0%
Some low clouds early; otherwise, mostly sunny and cool

RealFeel®74°

RealFeel Shade™67°

Max UV Index11.0 (Extreme)

WindWSW 12 mph

Sat 7/18

71° /57°
1%
Areas of low clouds early; otherwise, mostly sunny; breezy and pleasant in the afternoon

RealFeel®75°

RealFeel Shade™67°

Max UV Index10.0 (Very High)

WindWSW 12 mph

Sun 7/19

71° /58°
0%
Areas of low clouds early; otherwise, mostly sunny; breezy in the afternoon

RealFeel®75°

RealFeel Shade™67°

Max UV Index10.0 (Very High)

WindW 10 mph

Mon 7/20

70° /59°
0%
Areas of low clouds, then some sun and cool

RealFeel®76°

RealFeel Shade™67°

Max UV Index10.0 (Very High)

WindW 7 mph

Tue 7/21

71° /57°
1%
Areas of low clouds early; otherwise, mostly sunny and pleasant

RealFeel®75°

RealFeel Shade™68°

Max UV Index10.0 (Very High)

WindWSW 8 mph

Wed 7/22

72° /59°
2%
Some low clouds early; otherwise, mostly sunny

RealFeel®77°

RealFeel Shade™69°

Max UV Index11.0 (Extreme)

WindWSW 8 mph

Thu 7/23

73° /58°
0%
Some low clouds early, then mostly sunny

RealFeel®79°

RealFeel Shade™70°

Max UV Index11.0 (Extreme)

WindWSW 6 mph

Fri 7/24

73° /57°
0%
Mostly sunny

RealFeel®77°

RealFeel Shade™70°

Max UV Index11.0 (Extreme)

WindSW 8 mph

Sat 7/25

74° /59°
0%
Mostly sunny

RealFeel®78°

RealFeel Shade™71°

Max UV Index10.0 (Very High)

WindWSW 8 mph

Sun 7/26

75° /59°
0%
Sunny much of the time

RealFeel®82°

RealFeel Shade™73°

Max UV Index10.0 (Very High)

WindW 5 mph

Mon 7/27

76° /58°
0%
Mostly sunny

RealFeel®82°

RealFeel Shade™73°

Max UV Index10.0 (Very High)

WindW 6 mph

Tue 7/28

77° /59°
0%
Sunshine

RealFeel®82°

RealFeel Shade™74°

Max UV Index10.0 (Very High)

WindW 6 mph

Wed 7/29

75° /58°
25%
Sunshine filtered by passing clouds

RealFeel®77°

RealFeel Shade™73°

Max UV Index7.0 (High)

WindSW 6 mph

Thu 7/30

72° /56°
5%
Plenty of sunshine

RealFeel®79°

RealFeel Shade™70°

Max UV Index10.0 (Very High)

WindSW 6 mph

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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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