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    • Today

      Oct 20

      81° /56°
      Mostly sunny, nice and warm
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sat

      Oct 21

      77° /61°F
      Partly sunny and warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Sun

      Oct 22

      64° /42°
      Cooler; a few morning showers
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Mon

      Oct 23

      66° /42°
      Nice with clouds and sun
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Tue

      Oct 24

      54° /36°
      A shower; windy, cooler
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More

    Day

    77°Hi RealFeel® 74° Precipitation 9%
    Breezy and very warm with sunshine and some clouds
    • Winds from the
    • S 20 mph
    • Gusts: 31 mph
    • Max UV Index: 3 (Moderate)
    • Thunderstorms: 24%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    61°Lo RealFeel® 58° Precipitation 40%
    Mild with considerable cloudiness; a late-night shower in the area
    • Winds from the
    • S 13 mph
    • Gusts: 17 mph
    • Max UV Index: N/A
    • Thunderstorms: 24%
    • Precipitation: 0.01 in
    • Rain: 0.01 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0.5 hrs
    • Hours of Rain: 0.5 hrs

    Janesville 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 77° 59° N/A 52°
    Low 61° 37° N/A 37°

    Sunrise/Sunset

    • Sunrise: 7:16 AM
    • Sunset: 6:05 PM
    • Duration: 10:49 hr

    Moonrise/Moonset

    • Moonrise: 8:54 AM
    • Moonset: 7:32 PM
    • Duration: 10:38 hr
    Astronomy

    Sat. Pollen

    Sat. Dust & Dander

    Sat. Wind Maps