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      Elev 5702 ft, 39.944 °N 105.249 °W

      Boulder, CO

      Sun, Oct 18, 2026
      Today
      Mon 10/19
      High 73°f
      0% Precip. / 0 in
      Mainly sunny to start, then a few afternoon clouds. High 73F. Winds ENE at 5 to 10 mph.
      Tonight
      Mon 10/19
      Low 44°f
      15% Precip. / 0 in
      Some clouds. Slight chance of a rain shower. Low 44F. Winds light and variable.
      Sunrise 7:14 AM
      Sunset 6:16 PM
      Moonrise 2:36 PM
      Moonset -
      First Quarter, 51% visible
      Hourly Forecast
      Now
      53°
      8AM
      53°
      9AM
      58°
      10AM
      63°
      11AM
      66°
      12PM
      69°
      1PM
      70°
      2PM
      71°
      3PM
      71°
      4PM
      71°
      5PM
      69°
      6PM
      65°
      6:16PM
      Sunset
      7PM
      62°
      8PM
      60°
      9PM
      57°
      10PM
      55°
      11PM
      54°
      12AM
      52°
      1AM
      51°
      2AM
      50°
      3AM
      49°
      4AM
      47°
      5AM
      46°
      6AM
      45°
      7AM
      45°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      8:00 am
      Sunny
      53°F 50°F 0% 0in 7% 22°F 30% 8 mph W 29.98in
      9:00 am
      Sunny
      58°F 58°F 0% 0in 11% 25°F 27% 6 mph W 29.97in
      10:00 am
      Sunny
      63°F 63°F 0% 0in 15% 26°F 24% 3 mph NW 29.97in
      11:00 am
      Mostly Sunny
      66°F 66°F 0% 0in 22% 25°F 21% 5 mph ENE 29.96in
      12:00 pm
      Partly Cloudy
      69°F 69°F 0% 0in 30% 23°F 18% 7 mph E 29.94in
      1:00 pm
      Partly Cloudy
      70°F 70°F 0% 0in 40% 22°F 16% 7 mph E 29.91in
      2:00 pm
      Partly Cloudy
      71°F 71°F 0% 0in 42% 21°F 15% 7 mph E 29.89in
      3:00 pm
      Mostly Cloudy
      71°F 71°F 0% 0in 65% 21°F 15% 7 mph E 29.88in
      4:00 pm
      Partly Cloudy
      71°F 71°F 0% 0in 42% 21°F 15% 6 mph E 29.88in
      5:00 pm
      Partly Cloudy
      69°F 69°F 0% 0in 43% 22°F 17% 6 mph ENE 29.89in
      6:00 pm
      Partly Cloudy
      65°F 65°F 0% 0in 55% 24°F 21% 4 mph NE 29.93in
      7:00 pm
      Partly Cloudy
      62°F 62°F 0% 0in 59% 25°F 25% 4 mph NNW 29.96in
      8:00 pm
      Partly Cloudy
      60°F 60°F 0% 0in 45% 25°F 26% 5 mph NW 29.99in
      9:00 pm
      Mostly Cloudy
      57°F 57°F 0% 0in 60% 26°F 30% 5 mph NW 30.03in
      10:00 pm
      Partly Cloudy
      55°F 55°F 0% 0in 58% 27°F 34% 4 mph NNW 30.06in
      11:00 pm
      Mostly Cloudy
      54°F 53°F 0% 0in 68% 28°F 37% 4 mph NNW 30.09in
      Additional Conditions
      1. Pressure 29.98 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point22°F
      5. Humidity 30%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KBDU Station History
      Almanac for October 18, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 73°F 65°F 86°F 1926
      4. Low 50°F 36°F 19°F 1925
      5. Rain/Snow Depth
      6. Precipitation 0 in 3.7 in -
      7. Snow 0 in 0 in -
      Almanac for October 19, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 66°F 65°F 87°F
      4. Low 44°F 36°F 18°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:14 AM 6:16 PM
      3. Civil Twilight 6:47 AM 6:44 PM
      4. Nautical Twilight 6:15 AM 7:15PM
      5. Astronomical Twilight 5:44 AM 7:46 PM
      1. Length of Visible Light 11h 56m
      2. Length of Day 11h 2m
      3. Tomorrow will be 2 minutes 30 seconds shorter
      1. Moon 2:36 PM -
      2. First Quarter51% of the Moon is Illuminated
      Oct 18
      Waxing Half First Qtr
      Oct 25
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
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      Level Access
      Glossary