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    • Today

      Dec 13

      36° /15°
      A little p.m. snow, up to 1"
      • 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
      More
    • Thu

      Dec 14

      31° /20°F
      Times of clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Fri

      Dec 15

      32° /24°
      Mostly cloudy with a flurry
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sat

      Dec 16

      40° /28°
      Mostly cloudy and milder
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Dec 17

      42° /25°
      Mostly cloudy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    31°Hi RealFeel® 30° Precipitation 13%
    Times of clouds and sun
    • Winds from the
    • WNW 5 mph
    • Gusts: 9 mph
    • Max UV Index: 2 (Low)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    20°Lo RealFeel® 14° Precipitation 41%
    Mostly cloudy with a flurry late
    • Winds from the
    • WSW 6 mph
    • Gusts: 9 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0.0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 0 hrs

    Janesville Pollen Levels Dec 14

    • 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 12/14/2016
    High 31° 32° N/A 19°
    Low 20° 16° N/A

    Sunrise/Sunset

    • Sunrise: 7:18 AM
    • Sunset: 4:23 PM
    • Duration: 9:05 hr

    Moonrise/Moonset

    • Moonrise: 3:39 AM
    • Moonset: 2:35 PM
    • Duration: 10:56 hr
    Astronomy

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps