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    • Today's Weather - Union City, CA

      December 29, 2025    1:39 AM
      Hayward Executive Airport
      47°
      Feels Like 47°
      Hi 47°F Lo 40°F
      Clear
      Clear
    • Weather Details
      • Windchill 47ºF Daily Rain 0"
      • Dewpoint 40ºF Monthly Rain 62"
      • Humidity 77% Avg. Wind N 0mph
      • Pressure 30.28" Wind Gust 0mph
      • Sunrise 7:22 AM Moon Waxing Gibbous
      • Sunset 4:58 PM UV Index 2 (Low)
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