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Today's Weather - Castro Valley, CA
December 28, 2025 1:39 AMHayward Executive Airport42°Feels Like 42°Hi 42°F Lo 40°FMostly Clear -
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Weather Details
- Windchill 42ºF Daily Rain 0"
- Dewpoint 40ºF Monthly Rain 100"
- Humidity 92% Avg. Wind N 0mph
- Pressure 30.26" Wind Gust 0mph
- Sunrise 7:22 AM Moon Waxing Gibbous
- Sunset 4:57 PM UV Index 2 (Low)
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