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      Elev 1506 ft, 46.236 °N 112.129 °W

      Boulder, MT

      Wed, Oct 21, 2026
      Today
      Thu 10/22
      High 66°f
      1% Precip. / 0 in
      Plenty of sunshine. Warm. High 66F. Winds S at 5 to 10 mph.
      Tonight
      Thu 10/22
      Low 35°f
      3% Precip. / 0 in
      Partly cloudy skies. Low around 35F. Winds light and variable.
      Sunrise 7:54 AM
      Sunset 6:31 PM
      Moonrise 4:33 PM
      Moonset 2:36 AM
      Waxing Gibbous, 79% visible
      Hourly Forecast
      Now
      50°
      12PM
      54°
      1PM
      59°
      2PM
      61°
      3PM
      64°
      4PM
      65°
      5PM
      65°
      6PM
      61°
      6:30PM
      Sunset
      7PM
      57°
      8PM
      53°
      9PM
      50°
      10PM
      47°
      11PM
      46°
      12AM
      44°
      1AM
      43°
      2AM
      42°
      3AM
      41°
      4AM
      40°
      5AM
      40°
      6AM
      39°
      7AM
      38°
      7:55AM
      Sunrise
      8AM
      36°
      9AM
      42°
      10AM
      48°
      11AM
      54°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      12:00 pm
      Mostly Sunny
      54°F 53°F 1% 0in 24% 38°F 53% 6 mph S 30.01in
      1:00 pm
      Mostly Sunny
      59°F 57°F 1% 0in 24% 39°F 47% 8 mph SSE 29.96in
      2:00 pm
      Mostly Sunny
      61°F 60°F 1% 0in 22% 39°F 43% 9 mph S 29.93in
      3:00 pm
      Sunny
      64°F 63°F 1% 0in 15% 39°F 40% 8 mph S 29.91in
      4:00 pm
      Sunny
      65°F 65°F 0% 0in 17% 38°F 38% 8 mph SSW 29.89in
      5:00 pm
      Mostly Sunny
      65°F 65°F 0% 0in 20% 38°F 38% 7 mph SSW 29.88in
      6:00 pm
      Mostly Sunny
      61°F 61°F 1% 0in 22% 40°F 46% 5 mph SSW 29.89in
      7:00 pm
      Mostly Clear
      57°F 57°F 1% 0in 26% 39°F 52% 5 mph SW 29.91in
      8:00 pm
      Partly Cloudy
      53°F 52°F 2% 0in 31% 39°F 61% 4 mph WSW 29.93in
      9:00 pm
      Partly Cloudy
      50°F 49°F 2% 0in 30% 39°F 66% 3 mph SW 29.93in
      10:00 pm
      Mostly Clear
      47°F 47°F 3% 0in 26% 38°F 70% 3 mph WSW 29.94in
      11:00 pm
      Mostly Clear
      46°F 45°F 3% 0in 21% 38°F 74% 3 mph W 29.94in
      Additional Conditions
      1. Pressure 30.03 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point37°F
      5. Humidity 60%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KHLN Station History
      Almanac for October 21, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 66°F 55°F 77°F 2003
      4. Low 34°F 26°F 10°F 1984
      5. Rain/Snow Depth
      6. Precipitation 0 in - in -
      7. Snow 0 in - in -
      Almanac for October 22, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 67°F 54°F 78°F
      4. Low 35°F 26°F 11°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:54 AM 6:31 PM
      3. Civil Twilight 7:23 AM 7:01 PM
      4. Nautical Twilight 6:48 AM 7:36PM
      5. Astronomical Twilight 6:13 AM 8:11 PM
      1. Length of Visible Light 11h 38m
      2. Length of Day 10h 37m
      3. Tomorrow will be 3 minutes 6 seconds shorter
      1. Moon 4:33 PM 2:36 AM
      2. Waxing Gibbous79% of the Moon is Illuminated
      Oct 25
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nov 9
      New Moon
      Nov 17
      Waxing Half First Qtr
      Nearby Weather Stations
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      Windchill
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      Precip.
      Elev.
      Updated
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      Level Access
      Glossary