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Today's Weather - Castro Valley, CA
December 22, 2025 9:15 AMHayward Executive Airport58°Feels Like 58°Hi 61°F Lo 55°F70% Chance of Rain -
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Weather Details
- Windchill 58ºF Daily Rain 11"
- Dewpoint 56ºF Monthly Rain 20"
- Humidity 93% Avg. Wind SSE 10mph
- Pressure 30.05" Wind Gust 10mph
- Sunrise 7:20 AM Moon Waxing Crescent
- Sunset 4:53 PM UV Index 1 (Low)
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