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      Elev 4091 ft, 46.591 °N 112.042 °W

      Helena, MT

      Upper West Side Station57°
      Updated: 9:44 PM MDT on September 21, 2026 (GMT -6)
      8 minutes ago
      77°
      40°
      57
      Feels Like 57
      Clear
      N
      8
      Same temperature is expected tomorrow
      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
        Tue 09/22
        Low 49°f
         2% Precip. / 0 in
        Clear skies. Low 49F. Winds WSW at 5 to 10 mph.
        Tomorrow
        Wed 09/23
        High 77°f
         3% Precip. / 0 in
        Except for a few afternoon clouds, mainly sunny. High 77F. Winds ENE at 5 to 10 mph.
        Tomorrow night
        Wed 09/23
        Low 51°f
         24% Precip. / 0 in
        Cloudy skies early, then partly cloudy after midnight. Low 51F. Winds WSW at 5 to 10 mph.
        Hourly Forecast
        Now
        57°
        10PM
        57°
        11PM
        56°
        12AM
        55°
        1AM
        57°
        2AM
        55°
        3AM
        54°
        4AM
        52°
        5AM
        51°
        6AM
        50°
        7AM
        50°
        7:15AM
        Sunrise
        8AM
        50°
        9AM
        54°
        10AM
        57°
        11AM
        61°
        12PM
        65°
        1PM
        69°
        2PM
        72°
        3PM
        74°
        4PM
        76°
        5PM
        75°
        6PM
        74°
        7PM
        72°
        7:25PM
        Sunset
        8PM
        69°
        9PM
        65°
        Precipitation
        24%
        Pollen
        None
        Air Quality
        36
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.87 in
        2. Visibility 9 miles
        3. Clouds Clear
        4. Dew Point46°F
        5. Humidity 67%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KHLN Station History
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 77°F 71°F 89°F 1966
        4. Low 40°F 43°F 21°F 1934
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 77°F 70°F 90°F
        4. Low 40°F 43°F 16°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:15 AM 7:25 PM
        3. Civil Twilight 6:45 AM 7:55 PM
        4. Nautical Twilight 6:09 AM 8:30PM
        5. Astronomical Twilight 5:33 AM 9:07 PM
        1. Length of Visible Light 13h 10m
        2. Length of Day 12h 10m
        3. Tomorrow will be 3 minutes 17 seconds shorter
        1. Moon 5:52 PM 2:33 AM
        2. Waxing Gibbous85% 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
        Precipitation
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