National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Hayward, Hayward Air Terminal (KHWD)

Lat: 37.66083°NLon: 122.11833°WElev: 46.0ft.

Clear

57°F

14°C

Humidity 87%
Wind Speed WNW 4 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 13 Jul 11:05 PM PDT
Extended Forecast for

Castro Valley CA

  • Tonight

    Tonight: Patchy drizzle after 2am. Mostly cloudy, with a low around 56. West wind 3 to 6 mph.

    Low: 56 °F

    Patchy
    Drizzle

  • Monday

    Monday: Patchy drizzle before 11am. Mostly cloudy through mid morning, then gradual clearing, with a high near 81. Light west wind increasing to 5 to 10 mph in the morning.

    High: 81 °F

    Patchy
    Drizzle then
    Sunny

  • Monday Night

    Monday Night: Patchy drizzle after 2am. Increasing clouds, with a low around 56. West southwest wind 6 to 8 mph.

    Low: 56 °F

    Partly Cloudy
    then Patchy
    Drizzle

  • Tuesday

    Tuesday: Patchy drizzle before 11am. Mostly cloudy through mid morning, then gradual clearing, with a high near 76. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 76 °F

    Patchy
    Drizzle then
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy drizzle after 2am. Mostly cloudy, with a low around 56. West wind 3 to 6 mph.
Monday
Patchy drizzle before 11am. Mostly cloudy through mid morning, then gradual clearing, with a high near 81. Light west wind increasing to 5 to 10 mph in the morning.
Monday Night
Patchy drizzle after 2am. Increasing clouds, with a low around 56. West southwest wind 6 to 8 mph.
Tuesday
Patchy drizzle before 11am. Mostly cloudy through mid morning, then gradual clearing, with a high near 76. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 56. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castro Valley CA
 37.69°N 122.05°W (Elev. 364 ft)
Last Update:
2:42 pm PDT Jul 13, 2025
Forecast Valid:
11pm PDT Jul 13, 2025-6pm PDT Jul 20, 2025
 
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Additional Resources

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