Current Weather Forecast for Castro Valley

CA 94546  |   1:34pm

Weather Conditions

68°

Feels Like 68°

Fair

55° 70°

10

UV Index

Good

Air Quality

W 14 mph

Wind

0 in

rain

Today

Mon 6/22

70°

Highest Temperature

1%

Mostly sunny. High around 70F. Winds W at 10 to 20 mph.

Tonight

Mon 6/22

55°

Lowest Temperature

24%

Partly cloudy this evening, then becoming foggy and damp after midnight. Low near 55F. Winds W at 10 to 15 mph.

Tomorrow

Tue 6/23

74°

Highest Temperature

24%

Partly cloudy skies. High 74F. Winds W at 10 to 15 mph.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Castro Valley

Hourly Weather Forecast & Temperature

2PM

69°

Feels Like 69°

Sunny

W 15 mph

Wind

1014 mb

Pressure

58%

Humidity

9

UV Index

10mi

Visibility

17%

Cloud Cover

3PM

69°

Feels Like 69°

Sunny

W 15 mph

Wind

1013 mb

Pressure

58%

Humidity

8

UV Index

10mi

Visibility

12%

Cloud Cover

4PM

1%

69°

Feels Like 69°

Sunny

WNW 15 mph

Wind

1013 mb

Pressure

58%

Humidity

5

UV Index

10mi

Visibility

11%

Cloud Cover

5PM

1%

68°

Feels Like 68°

Sunny

WNW 13 mph

Wind

1013 mb

Pressure

60%

Humidity

3

UV Index

10mi

Visibility

8%

Cloud Cover

6PM

2%

66°

Feels Like 66°

Mostly Sunny

WNW 13 mph

Wind

1014 mb

Pressure

65%

Humidity

2

UV Index

10mi

Visibility

20%

Cloud Cover

7PM

2%

63°

Feels Like 62°

Partly Cloudy

W 11 mph

Wind

1014 mb

Pressure

73%

Humidity

0

UV Index

10mi

Visibility

34%

Cloud Cover

8PM

17%

61°

Feels Like 60°

Partly Cloudy

WNW 9 mph

Wind

1015 mb

Pressure

78%

Humidity

0

UV Index

10mi

Visibility

48%

Cloud Cover

9PM

20%

59°

Feels Like 58°

Mostly Cloudy

W 8 mph

Wind

1015 mb

Pressure

83%

Humidity

0

UV Index

10mi

Visibility

65%

Cloud Cover

10PM

20%

58°

Feels Like 57°

Mostly Cloudy

W 8 mph

Wind

1015 mb

Pressure

87%

Humidity

0

UV Index

9mi

Visibility

70%

Cloud Cover

11PM

23%

57°

Feels Like 56°

Mostly Cloudy

W 7 mph

Wind

1016 mb

Pressure

88%

Humidity

0

UV Index

9mi

Visibility

73%

Cloud Cover

12AM

24%

57°

Feels Like 56°

Mostly Cloudy

W 7 mph

Wind

1016 mb

Pressure

89%

Humidity

0

UV Index

5mi

Visibility

77%

Cloud Cover

1AM

16%

57°

Feels Like 55°

Cloudy

W 7 mph

Wind

1015 mb

Pressure

89%

Humidity

0

UV Index

0.75mi

Visibility

88%

Cloud Cover

Mon 6/22

Mon

1%

55°

70°

A few clouds. Highs in the low 70s and lows in the mid 50s.

70°

Feels Like

W 15 mph

Wind

59%

Humidity

10

UV Index

5:47 AM

Sunrise

8:33 PM

Sunset

Tue 6/23

Tue

24%

55°

74°

Times of sun and clouds. Highs in the mid 70s and lows in the mid 50s.

74°

Feels Like

W 13 mph

Wind

65%

Humidity

10

UV Index

5:47 AM

Sunrise

8:34 PM

Sunset

Wed 6/24

Wed

21%

55°

74°

Times of sun and clouds. Highs in the mid 70s and lows in the mid 50s.

74°

Feels Like

W 13 mph

Wind

65%

Humidity

10

UV Index

5:47 AM

Sunrise

8:34 PM

Sunset

Thu 6/25

Thu

6%

56°

73°

Times of sun and clouds. Highs in the low 70s and lows in the mid 50s.

73°

Feels Like

W 14 mph

Wind

65%

Humidity

10

UV Index

5:47 AM

Sunrise

8:34 PM

Sunset

Fri 6/26

Fri

6%

56°

70°

Partly cloudy. Highs in the low 70s and lows in the upper 50s.

70°

Feels Like

WSW 16 mph

Wind

71%

Humidity

10

UV Index

5:48 AM

Sunrise

8:34 PM

Sunset

Sat 6/27

Sat

22%

55°

68°

Partly cloudy. Highs in the upper 60s and lows in the low 50s.

68°

Feels Like

W 16 mph

Wind

66%

Humidity

10

UV Index

5:48 AM

Sunrise

8:34 PM

Sunset

Sun 6/28

Sun

5%

53°

77°

Mainly sunny. Highs in the upper 70s and lows in the mid 50s.

77°

Feels Like

W 13 mph

Wind

49%

Humidity

10

UV Index

5:49 AM

Sunrise

8:34 PM

Sunset

Mon 6/29

Mon

3%

54°

76°

Sunshine. Highs in the mid 70s and lows in the mid 50s.

76°

Feels Like

W 13 mph

Wind

54%

Humidity

10

UV Index

5:49 AM

Sunrise

8:34 PM

Sunset

Need to see beyond 12 Hours?

Find more forecast on the FREE FOX WEATHER App

GO TO APP STORE

Looking for homes in this area?

• 17888 Mayflower Dr, Castro Valley, CA 94546
• 4571 Ewing Rd, Castro Valley, CA 94546
• 18911 Sydney Cir, Castro Valley, CA 94546

Sponsored by Redfin. Housing data supplied by Redfin independent of FOX Weather.

Latest Stories from California

Extreme heat to grip the Pacific Southwest with millions at risk of triple-digit temperatures

Extreme heat is headed for Southern California, with temperatures topping 100 degrees in some areas. It comes as hundreds of thousands of visitors flock to California for the FIFA World Cup.

2 college students killed after being swept into ocean amid powerful surf at California beach

Two young college students were killed after being swept into the ocean by rising tides and powerful surf while napping near a popular beach in Southern California, according to authorities. Multiple law enforcement agencies responded to the beach to rescue two young women, later identified as 21-year-old Harshita Nair and 20-year-old Mahial Sran, both of Fremont.

One of America's most dangerous fault lines reaches highest stress levels in 1,000 years, study finds

Just 50 miles from downtown Los Angeles, a critical junction where two of California's most powerful fault systems meet has been quietly accumulating stress levels matching 1,000-year highs, new research suggests.

Watch: Person stranded on cliff safe after hours-long rescue in San Francisco

First responders in California completed an extremely complex technical cliff rescue for a stranded person over the weekend.

Load More Stories