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    • Today

      Oct 1

      74° /56°F
      Mostly cloudy with a shower
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
    • Sun

      Oct 2

      79° /56°
      Partly sunny and pleasant
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Mon

      Oct 3

      79° /56°
      Partly sunny and pleasant
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Tue

      Oct 4

      84° /63°
      Mostly sunny
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Wed

      Oct 5

      87° /63°
      Mostly sunny and very warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    74°Hi RealFeel® 76° Precipitation 40%
    Mostly cloudy with a shower in places
    • W 5 mph
    • Gusts: 9 mph
    • Max UV Index: 3 (Moderate)
    • Thunderstorms: 20%
    • Precipitation: 0.02 in
    • Rain: 0.02 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Night

    56°Lo RealFeel® 57° Precipitation 13%
    Clear to partly cloudy
    • SSW 2 mph
    • Gusts: 4 mph
    • Max UV Index: N/A
    • Thunderstorms: 1%
    • 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 1

    • 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 10/1/2015
    High 74° 77° N/A 72°
    Low 56° 50° N/A 52°

    Sunrise/Sunset

    • Sunrise: 6:52 AM
    • Sunset: 6:39 PM
    • Duration: 11:47 hr

    Moonrise/Moonset

    • Moonrise: 7:21 AM
    • Moonset: 7:16 PM
    • Duration: 11:55 hr
    Astronomy

    Sat. Pollen

    Sat. Dust & Dander

    Sat. Wind Maps