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      Elev 928 ft, 40.923 °N 74.655 °W

      Hopatcong, NJ

      Updated: 3:20 AM EDT on October 23, 2026 (GMT -4)
      4 minutes ago
      67°
      38°
      50
      Feels Like 50
      Clear
      N
      4
      Lower temperature is expected today
      Wundermap

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      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
        Thu 10/22
        Low 38°f
        2% Precip. / 0 in
        Clear skies. Low 38F. Winds light and variable.
        Tomorrow
        Fri 10/23
        High 58°f
        2% Precip. / 0 in
        Sunny skies. Cooler. High 58F. Winds light and variable.
        Tomorrow night
        Fri 10/23
        Low 31°f
        2% Precip. / 0 in
        A few clouds. Low 31F. Winds light and variable.
        Hourly Forecast
        Now
        47°
        4AM
        45°
        5AM
        44°
        6AM
        42°
        7AM
        39°
        7:19AM
        Sunrise
        8AM
        39°
        9AM
        43°
        10AM
        47°
        11AM
        50°
        12PM
        52°
        1PM
        55°
        2PM
        56°
        3PM
        57°
        4PM
        57°
        5PM
        55°
        6PM
        51°
        6:06PM
        Sunset
        7PM
        45°
        8PM
        42°
        9PM
        41°
        10PM
        39°
        11PM
        38°
        12AM
        37°
        1AM
        36°
        2AM
        36°
        3AM
        34°
        Additional Conditions
        1. Pressure 30.21 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point37°F
        5. Humidity 69%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        K12N Station History
        Almanac for October 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 57°F 62°F 84°F 1979
        4. Low 35°F 38°F 20°F 1974
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for October 24, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 60°F 61°F 77°F
        4. Low 31°F 38°F 19°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:19 AM 6:06 PM
        3. Civil Twilight 6:51 AM 6:34 PM
        4. Nautical Twilight 6:18 AM 7:06PM
        5. Astronomical Twilight 5:47 AM 7:38 PM
        1. Length of Visible Light 11h 43m
        2. Length of Day 10h 47m
        3. Tomorrow will be 2 minutes 32 seconds shorter
        1. Moon 4:38 PM 4:22 AM
        2. Waxing Gibbous93% of the Moon is Illuminated
        Oct 26
        Full Moon
        Nov 1
        Waning Half Last Qtr
        Nov 9
        New Moon
        Nov 17
        Waxing Half First Qtr
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