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      Elev 728 ft, 43.487 °N 71.237 °W

      Alton Bay, NH

      Alton Bay Station44°
      Updated: 1:15 AM EDT on September 24, 2026 (GMT -4)
      8 minutes ago
      64°
      39°
      44
      Feels Like 44
      Clear
      N
      2
      Same temperature is expected today
      Wundermap
      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
        Wed 09/23
        Low 40°f
         3% Precip. / 0 in
        A clear sky. Low around 40F. Winds light and variable.
        Tomorrow
        Thu 09/24
        High 67°f
         2% Precip. / 0 in
        Sunny skies. High 67F. Winds NE at 5 to 10 mph.
        Tomorrow night
        Thu 09/24
        Low 47°f
         6% Precip. / 0 in
        Partly cloudy. Low 47F. Winds NNE at 5 to 10 mph.
        Hourly Forecast
        Now
        42°
        2AM
        42°
        3AM
        42°
        4AM
        42°
        5AM
        42°
        6AM
        42°
        6:34AM
        Sunrise
        7AM
        42°
        8AM
        46°
        9AM
        50°
        10AM
        55°
        11AM
        58°
        12PM
        61°
        1PM
        63°
        2PM
        65°
        3PM
        65°
        4PM
        65°
        5PM
        63°
        6PM
        59°
        6:38PM
        Sunset
        7PM
        54°
        8PM
        52°
        9PM
        49°
        10PM
        48°
        11PM
        48°
        12AM
        48°
        1AM
        48°
        Precipitation
        6%
        Pollen
        None
        Air Quality
        15
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.54 in
        2. Visibility 8 miles
        3. Clouds Partly Cloudy
        4. Dew Point40°F
        5. Humidity 91%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KLCI Station History
        Almanac for September 24, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 64°F 70°F 84°F 2017
        4. Low 39°F 48°F 34°F 1992
        5. Rain/Snow Depth
        6. Precipitation 0 in 3 in -
        7. Snow 0 in 0 in -
        Almanac for September 25, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 65°F 70°F 90°F
        4. Low 39°F 48°F 34°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:34 AM 6:38 PM
        3. Civil Twilight 6:06 AM 7:07 PM
        4. Nautical Twilight 5:32 AM 7:40PM
        5. Astronomical Twilight 4:58 AM 8:14 PM
        1. Length of Visible Light 13h 1m
        2. Length of Day 12h 4m
        3. Tomorrow will be 2 minutes 58 seconds shorter
        1. Moon 5:41 PM 4:09 AM
        2. Waxing Gibbous96% 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
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