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      Air Quality Alert
      until 4:00 PM MDT
      Elev 5102 ft, 40.097 °N 105.169 °W

      Niwot, CO

      niwot Station
      Updated: 8:27 PM MDT on August 26, 2026 (GMT -6)
      6 minutes ago
      86°
      57°
      72
      Feels Like 72
      Partly Cloudy
      N
      6
      Similar temperature is expected tomorrow
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
      Tonight
      Thu 08/27
      Low 56°f
      4% Precip. / 0 in
      A few clouds. Low 56F. Winds light and variable.
      Tomorrow
      Fri 08/28
      High 88°f
      19% Precip. / 0 in
      Generally sunny despite a few afternoon clouds. A stray shower or thunderstorm is possible. High 88F. Winds light and variable.
      Tomorrow night
      Fri 08/28
      Low 59°f
      15% Precip. / 0 in
      Partly cloudy skies. A stray shower or thunderstorm is possible. Low 59F. Winds light and variable.
      Hourly Forecast
      Now
      71°
      9PM
      69°
      10PM
      67°
      11PM
      65°
      12AM
      65°
      1AM
      63°
      2AM
      62°
      3AM
      60°
      4AM
      59°
      5AM
      58°
      6AM
      57°
      6:23AM
      Sunrise
      7AM
      57°
      8AM
      63°
      9AM
      69°
      10AM
      73°
      11AM
      78°
      12PM
      82°
      1PM
      85°
      2PM
      86°
      3PM
      87°
      4PM
      86°
      5PM
      86°
      6PM
      85°
      7PM
      82°
      7:40PM
      Sunset
      8PM
      77°
      Precipitation
      19%
      Pollen
      Grass Pollen
      Low
      Air Quality
      93
      Moderate
      UV Index
      0
      Low
      Additional Conditions
      1. Pressure 30.01 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point56°F
      5. Humidity 60%
      6. Rainfall 0.01 in
      7. Snow Depth 0 in
       KLMO Station History
      Almanac for August 27, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 86°F 86°F 99°F 1994
      4. Low 57°F 52°F 37°F 1992
      5. Rain/Snow Depth
      6. Precipitation 0 in - in -
      7. Snow 0 in - in -
      Almanac for August 28, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 88°F 86°F 97°F
      4. Low 57°F 52°F 38°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:23 AM 7:39 PM
      3. Civil Twilight 5:55 AM 8:07 PM
      4. Nautical Twilight 5:21 AM 8:41PM
      5. Astronomical Twilight 4:46 AM 9:16 PM
      1. Length of Visible Light 14h 12m
      2. Length of Day 13h 16m
      3. Tomorrow will be 2 minutes 30 seconds shorter
      1. Moon 7:30 PM 5:46 AM
      2. Full99% of the Moon is Illuminated
      Aug 27
      Full Moon
      Sep 4
      Waning Half Last Qtr
      Sep 10
      New Moon
      Sep 18
      Waxing Half First Qtr
      Precipitation
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