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    • Tonight

      Dec 8

      -9° Lo F
      Mostly cloudy and frigid
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Fri

      Dec 9

      1° /-18°
      Some sun, then clouds; frigid
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sat

      Dec 10

      4° /-6°
      Cloudy with a little snow
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Dec 11

      11° /7°
      Cold with periods of sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Dec 12

      11° /-11°
      A little morning snow; frigid
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    18°Hi RealFeel® -2° Precipitation 60%
    Mostly cloudy and breezy with a snow shower around
    • NW 17 mph
    • Gusts: 39 mph
    • Max UV Index: 0 (Low)
    • Thunderstorms: 0%
    • Precipitation: 0.02 in
    • Rain: 0 in
    • Snow: 0.2 in
    • Ice: 0 in
    • Hours of Precipitation: 2.5 hrs
    • Hours of Rain: 0 hrs

    Night

    -9°Lo RealFeel® -16° Precipitation 7%
    Mostly cloudy and bitterly cold
    • WNW 8 mph
    • Gusts: 21 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Hillsboro Pollen Levels Dec 8

    • 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 12/8/2015
    High 18° 25° 53° (1990) 39°
    Low -9° -21° (1972) 26°

    Sunrise/Sunset

    • Sunrise: 8:03 AM
    • Sunset: 4:38 PM
    • Duration: 8:35 hr

    Moonrise/Moonset

    • Moonrise: 1:41 PM
    • Moonset: 2:15 AM
    • Duration: 12:34 hr
    Astronomy

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps