National Weather Service Forecast for: Castro Valley, CAIssued by: National Weather Service San Francisco Bay Area/Monterey, CA |
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| Updated: Sun, 01-Jun-2025 2:47am PDT | ||||||||||||||||||||||||||||||||||||||||
| Castro Valley/Hayward | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Mostly cloudy, with a low around 56. Southwest wind around 6 mph. |
| Sunday |
Mostly sunny. High near 70, with temperatures falling to around 68 in the afternoon. West southwest wind 7 to 13 mph, with gusts as high as 18 mph. |
| Sunday Night |
Mostly clear, with a low around 53. Southwest wind 1 to 12 mph. |
| Monday |
Sunny, with a high near 78. Southwest wind 1 to 12 mph. |
| Monday Night |
Mostly clear, with a low around 55. West wind 2 to 12 mph. |
| Tuesday |
Sunny, with a high near 78. |
| Tuesday Night |
Mostly clear, with a low around 55. |
| Wednesday |
Sunny, with a high near 78. |
| Wednesday Night |
Mostly clear, with a low around 55. |
| Thursday |
Sunny, with a high near 78. |
| Thursday Night |
Mostly clear, with a low around 56. |
| Friday |
Sunny, with a high near 79. |
| Friday Night |
Mostly clear, with a low around 56. |
| Saturday |
Sunny, with a high near 80. |
Forecast from NOAA-NWS for Castro Valley, CA.
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