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      Elev 5984 ft, 40.151 °N 105.289 °W

      Boulder, CO

      Mountain Ridge Station83°
      Updated: 12:24 PM MDT on September 10, 2026 (GMT -6)
      6 minutes ago
      85°
      56°
      83
      Feels Like 82
      Sunny
      N
      8
      Higher temperature is expected today
      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
        Today
        Fri 09/11
        High 85°f
         0% Precip. / 0 in
        Sunny. Warm. High near 85F. Winds ESE at 5 to 10 mph.
        Tonight
        Fri 09/11
        Low 60°f
         0% Precip. / 0 in
        A few passing clouds. Low around 60F. Winds W at 5 to 10 mph.
        Tomorrow
        Sat 09/12
        High 86°f54°f
         0% Precip. / 0 in
        Partly cloudy. High 86F. Winds W at 5 to 10 mph.
        Hourly Forecast
        Now
        79°
        1PM
        81°
        2PM
        83°
        3PM
        84°
        4PM
        84°
        5PM
        83°
        6PM
        81°
        7PM
        76°
        7:18PM
        Sunset
        8PM
        72°
        9PM
        69°
        10PM
        66°
        11PM
        65°
        12AM
        64°
        1AM
        63°
        2AM
        63°
        3AM
        62°
        4AM
        61°
        5AM
        61°
        6AM
        61°
        6:38AM
        Sunrise
        7AM
        62°
        8AM
        65°
        9AM
        71°
        10AM
        74°
        11AM
        78°
        12PM
        80°
        Precipitation
        0%
        Pollen
        None
        Air Quality
        33
        Good
        UV Index
        7
        High
        Additional Conditions
        1. Pressure 29.87 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point30°F
        5. Humidity 16%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KLMO Station History
        Almanac for September 10, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 85°F 81°F 99°F 2021
        4. Low 56°F 50°F 36°F 2020
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.4 in -
        7. Snow 0 in 0 in -
        Almanac for September 11, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 86°F 81°F 95°F
        4. Low 56°F 50°F 34°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:37 AM 7:17 PM
        3. Civil Twilight 6:10 AM 7:45 PM
        4. Nautical Twilight 5:37 AM 8:17PM
        5. Astronomical Twilight 5:04 AM 8:50 PM
        1. Length of Visible Light 13h 35m
        2. Length of Day 12h 40m
        3. Tomorrow will be 2 minutes 36 seconds shorter
        1. Moon 6:02 AM 7:02 PM
        2. New0% of the Moon is Illuminated
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Precipitation
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