, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    • Thu

      Dec 8

      27° /17°
      Cold with sun and some clouds
      • Poor
      • for fishing
      • Precip: 4%
      • Cloud Cover: 42%
      • Wind Speed: 5 mph
      More
    • Fri

      Dec 9

      47° /28°F
      Milder with partial sunshine
      • Poor
      • for fishing
      • Precip: 8%
      • Cloud Cover: 49%
      • Wind Speed: 7 mph
    • Sat

      Dec 10

      46° /20°
      Periods of clouds and sun
      • Fair
      • for fishing
      • Precip: 25%
      • Cloud Cover: 64%
      • Wind Speed: 5 mph
      More
    • Sun

      Dec 11

      45° /21°
      Partly sunny
      • Very Good
      • for fishing
      • Precip: 0%
      • Cloud Cover: 33%
      • Wind Speed: 5 mph
      More
    • Mon

      Dec 12

      36° /13°
      Partly sunny and colder
      • Good
      • for fishing
      • Precip: 0%
      • Cloud Cover: 43%
      • Wind Speed: 12 mph
      More

    Day

    47°Hi RealFeel® 46° Precipitation 8%
    Milder with partial sunshine
    • SE 7 mph
    • Gusts: 10 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

    28°Lo RealFeel® 23° Precipitation 8%
    Patchy clouds
    • W 7 mph
    • Gusts: 10 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

    Temperature History

    more Historical Weather Data >
      Today Normal Record 12/9/2015
    High 47° 45° N/A 68°
    Low 28° 21° N/A 43°

    Sunrise/Sunset

    • Sunrise: 7:12 AM
    • Sunset: 4:36 PM
    • Duration: 9:24 hr

    Moonrise/Moonset

    • Moonrise: 1:50 PM
    • Moonset: 2:58 AM
    • Duration: 13:08 hr
    Astronomy

    Solunar Information for Boulder, CO

    Wed, Dec 7
    First
    Wed, Dec 14
    Full
    Wed, Dec 21
    Last
    Thu, Dec 29
    New