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    • Today

      Oct 21

      81° /67°F
      Partly sunny and very warm
      • 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
    • Sun

      Oct 22

      74° /58°
      Not as warm; a p.m. t-storm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Oct 23

      67° /50°
      Cloudy with rain possible
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Oct 24

      64° /41°
      A stray afternoon shower
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Wed

      Oct 25

      61° /45°
      Plenty of sunshine
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More

    Day

    81°Hi RealFeel® 81° Precipitation 13%
    Very warm with partial sunshine
    • Winds from the
    • SSE 8 mph
    • Gusts: 13 mph
    • Max UV Index: 4 (Moderate)
    • Thunderstorms: 8%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    67°Lo RealFeel® 64° Precipitation 25%
    Warm with thickening clouds
    • Winds from the
    • SSE 9 mph
    • Gusts: 14 mph
    • Max UV Index: N/A
    • Thunderstorms: 24%
    • 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 Oct 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 10/21/2016
    High 81° 70° N/A 63°
    Low 67° 44° N/A 41°

    Sunrise/Sunset

    • Sunrise: 7:09 AM
    • Sunset: 6:13 PM
    • Duration: 11:04 hr

    Moonrise/Moonset

    • Moonrise: 8:44 AM
    • Moonset: 7:44 PM
    • Duration: 11:00 hr
    Astronomy

    Sat. Pollen

    Sat. Dust & Dander

    Sat. Wind Maps