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    • Today

      Jun 21

      85° /68°F
      Showers and thunderstorms
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Fri

      Jun 22

      83° /66°
      Mostly cloudy, a thunderstorm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sat

      Jun 23

      85° /72°
      Mostly cloudy, a thunderstorm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Jun 24

      85° /70°
      A thunderstorm or two
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Jun 25

      88° /71°
      An afternoon thunderstorm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    85°Hi RealFeel® 92° Precipitation 65%
    A couple of showers and a heavy t-storm, mainly later; storms can bring flooding and damaging winds
    • Winds from the
    • WSW 8 mph
    • Gusts: 12 mph
    • Max UV Index: 7 (High)
    • Thunderstorms: 60%
    • Precipitation: 0.59 in
    • Rain: 0.59 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 3 hrs
    • Hours of Rain: 3 hrs

    Night

    68°Lo RealFeel® 65° Precipitation 40%
    Cloudy most of the time, a shower or thunderstorm around
    • Winds from the
    • SSW 6 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 60%
    • Precipitation: 0.08 in
    • Rain: 0.08 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Union City Pollen Levels Jun 21

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 6/21/2017
    High 85° 87° N/A 88°
    Low 68° 67° N/A 66°

    Sunrise/Sunset

    • Sunrise: 5:38 AM
    • Sunset: 8:17 PM
    • Duration: 14:39 hr

    Moonrise/Moonset

    • Moonrise: 2:14 PM
    • Moonset: 2:15 AM
    • Duration: 12:01 hr
    Astronomy

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps