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      Elev 5308 ft, 40.027 °N 105.253 °W

      Boulder, CO

      Boulder Municipal Airport Station70°
      Updated: 8:16 PM MDT on September 22, 2026 (GMT -6)
      9 minutes ago
      81°
      48°
      70
      Feels Like 70
      Mostly Cloudy
      N
      11
      Gusts 19 mph
      Lower temperature is expected tomorrow
      Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Wed 09/23
        Low 57°f
         39% Precip. / 0 in
        Showers early, then cloudy overnight. Low 57F. Winds W at 10 to 15 mph. Chance of rain 40%.
        Tomorrow
        Thu 09/24
        High 76°f
         24% Precip. / 0 in
        Cloudy. A stray shower or thunderstorm is possible. High 76F. Winds NE at 5 to 10 mph.
        Tomorrow night
        Thu 09/24
        Low 57°f
         40% Precip. / 0.04 in
        Considerable cloudiness with occasional rain showers. Low 57F. Winds light and variable. Chance of rain 40%.
        Hourly Forecast
        Now
        71°
        9PM
        68°
        10PM
        66°
        11PM
        65°
        12AM
        62°
        1AM
        62°
        2AM
        61°
        3AM
        60°
        4AM
        61°
        5AM
        60°
        6AM
        59°
        6:49AM
        Sunrise
        7AM
        58°
        8AM
        60°
        9AM
        64°
        10AM
        67°
        11AM
        69°
        12PM
        72°
        1PM
        73°
        2PM
        75°
        3PM
        74°
        4PM
        73°
        5PM
        71°
        6PM
        69°
        6:56PM
        Sunset
        7PM
        68°
        8PM
        66°
        Precipitation
        24%
        Rain possible around 10:15 PM
        Pollen
        Ragweed Pollen
        High
        Air Quality
        46
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.87 in
        2. Visibility 10 miles
        3. Clouds Mostly Cloudy
        4. Dew Point44°F
        5. Humidity 38%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KBDU Station History
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 81°F 76°F 99°F 1923
        4. Low 48°F 46°F 30°F 2000
        5. Rain/Snow Depth
        6. Precipitation 0 in 3 in -
        7. Snow 0 in 0 in -
        Almanac for September 24, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 76°F 76°F 92°F
        4. Low 48°F 45°F 30°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:49 AM 6:56 PM
        3. Civil Twilight 6:22 AM 7:23 PM
        4. Nautical Twilight 5:51 AM 7:54PM
        5. Astronomical Twilight 5:18 AM 8:26 PM
        1. Length of Visible Light 13h 0m
        2. Length of Day 12h 6m
        3. Tomorrow will be 2 minutes 36 seconds shorter
        1. Moon 5:33 PM 3:31 AM
        2. Waxing Gibbous91% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
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