Log In
    Favorites
        Member Settings
      Elev 504 ft, 43.474 °N 71.236 °W

      Alton Bay, NH

      Alton Bay Station39°

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp385877
      Low Temp363825
      Day Average Temp36.67--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation03.9-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point35.67--
      High37--
      Low35--
      Average35.67--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed0--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.48--
      Astronomy Day Length Rise Set
      Actual Time10h 42m7:07 AM5:50 PM
      Civil Twilight6:38 AM6:19 PM
      Nautical Twilight6:05 AM6:52 PM
      Astronomical Twilight5:32 AM7:25 PM
      Moon: Waxing gibbous4:03 PM2:58 AM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:56 AM 38 °F 37 °F 97 % CALM 0 mph - 29.53 in 0 in Fair
      1:56 AM 37 °F 36 °F 96 % CALM 0 mph - 29.5 in 0 in Fair
      2:56 AM 36 °F 35 °F 97 % CALM 0 mph - 29.48 in 0 in Fair
      3:38 AM 37 °F 36 °F 93 % CALM 0 mph - 29.46 in 0 in Fair
      3:56 AM 36 °F 35 °F 97 % CALM 0 mph - 29.46 in 0 in Fair
      4:56 AM 36 °F 35 °F 97 % CALM 0 mph - 29.44 in 0 in Fair
      Our AppsAbout UsContactCareers
      PWS NetworkWunderMap
      Trust CenterTerms of UsePrivacy PolicyData RightsPrivacy SettingsCookie NoticeData VendorsAccessibility Statement
      Level Access
      The Weather Company The Weather Channel Weather Underground Storm Radar
      © The Weather Company, LLC 2026
      Glossary