National Weather Service Forecast for: Castro Valley, CAIssued by: National Weather Service San Francisco Bay Area/Monterey, CA |
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| Updated: Tue, 18-Mar-2025 1:26pm PDT | ||||||||||||||||||||||||||||||||||||||||
| Castro Valley/Hayward | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Sunny, with a high near 61. West wind around 8 mph. |
| Tonight |
Mostly clear. Low around 41, with temperatures rising to around 43 overnight. South southwest wind 2 to 7 mph. |
| Wednesday |
A chance of rain after 5pm. Partly sunny. High near 62, with temperatures falling to around 59 in the afternoon. South wind 2 to 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday Night |
A chance of rain before 11pm. Mostly cloudy, with a low around 45. Southwest wind 2 to 9 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Thursday |
Mostly sunny, with a high near 64. Northwest wind 2 to 9 mph. |
| Thursday Night |
Partly cloudy, with a low around 43. |
| Friday |
Mostly sunny, with a high near 65. |
| Friday Night |
Mostly cloudy, with a low around 47. |
| Saturday |
Partly sunny, with a high near 68. |
| Saturday Night |
Partly cloudy, with a low around 49. |
| Sunday |
Mostly sunny, with a high near 72. |
| Sunday Night |
Mostly clear, with a low around 50. |
| Monday |
Sunny, with a high near 78. |
| Monday Night |
Mostly clear, with a low around 54. |
Forecast from NOAA-NWS for Castro Valley, CA.
Alerts
