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    • Today

      Feb 27

      49° /38°F
      Freezing fog this morning
      • 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: Moderate
    • Tue

      Feb 28

      59° /39°
      A strong afternoon t-storm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Wed

      Mar 1

      42° /28°
      Showers of rain and snow
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Thu

      Mar 2

      37° /20°
      Periods of snow
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Fri

      Mar 3

      40° /31°
      Partly sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    49°Hi RealFeel® 45° Precipitation 9%
    Areas of freezing fog this morning; mild with a blend of sun and clouds
    • S 8 mph
    • Gusts: 21 mph
    • Max UV Index: 3 (Moderate)
    • 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

    38°Lo RealFeel® 33° Precipitation 68%
    Mostly cloudy, then areas of fog late with occasional rain and drizzle
    • SSE 8 mph
    • Gusts: 14 mph
    • Max UV Index: N/A
    • Thunderstorms: 2%
    • Precipitation: 0.12 in
    • Rain: 0.12 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 2 hrs

    Janesville Pollen Levels Feb 27

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

      Moderate

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 2/27/2016
    High 49° 37° N/A 57°
    Low 38° 19° N/A 30°

    Sunrise/Sunset

    • Sunrise: 6:35 AM
    • Sunset: 5:43 PM
    • Duration: 11:08 hr

    Moonrise/Moonset

    • Moonrise: 7:15 AM
    • Moonset: 7:08 PM
    • Duration: 11:53 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps