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    • Early AM

      Sep 26

      64° Lo
      Mostly cloudy
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Today

      Sep 26

      74° /48°F
      Cooler; an a.m. shower or two
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
    • Tue

      Sep 27

      78° /54°
      Sunny and pleasant
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Wed

      Sep 28

      77° /52°
      Mostly sunny
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Thu

      Sep 29

      71° /51°
      Sunny and pleasant
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More

    Day

    74°Hi RealFeel® 76° Precipitation 65%
    Cooler; a brief morning shower or two, then times of sun and clouds this afternoon
    • N 8 mph
    • Gusts: 17 mph
    • Max UV Index: 5 (Moderate)
    • Thunderstorms: 20%
    • Precipitation: 0.1 in
    • Rain: 0.1 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Night

    48°Lo RealFeel® 49° Precipitation 4%
    Mainly clear and cooler
    • N 4 mph
    • Gusts: 7 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Union City Pollen Levels Sep 26

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      High

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/26/2015
    High 74° 78° N/A 72°
    Low 48° 53° N/A 64°

    Sunrise/Sunset

    • Sunrise: 6:48 AM
    • Sunset: 6:46 PM
    • Duration: 11:58 hr

    Moonrise/Moonset

    • Moonrise: 2:34 AM
    • Moonset: 4:27 PM
    • Duration: 13:53 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps