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Lake Telemark CDP, New Jersey

Official LSAD Designation: Lake Telemark CDP • Census GEOID: 3438430 • Morris County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Lake Telemark CDP.

Reference Weather Station: CHARLOTTEBURG RSVR, NJ US (ID: USC00281582) • Located 6.2 miles from community center • Elevation: 237.1 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 35.8° 18.7° 27.2° 4.11"
February 38.6° 19.4° 29.0° 3.15"
March 46.6° 27.2° 36.9° 4.45"
April 58.9° 37.5° 48.2° 4.22"
May 69.8° 47.5° 58.6° 4.01"
June 77.8° 56.7° 67.3° 4.85"
July 82.9° 61.4° 72.1° 4.59"
August 81.3° 59.5° 70.4° 4.33"
September 74.8° 52.4° 63.6° 4.88"
October 62.9° 41.4° 52.1° 4.97"
November 51.1° 32.2° 41.6° 3.79"
December 40.8° 25.0° 32.9° 4.81"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station CHARLOTTEBURG RSVR, NJ US (ID: USC00281582) • 6.2 miles from community center .

This is the same reference station used for monthly normals.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at CHARLOTTEBURG RSVR, NJ US Year is the horizontal axis. Annual mean temperature in degrees Fahrenheit is the vertical axis. Dots show recorded years; lines connect consecutive available years only. Missing years are gaps, with no interpolation. Optional dashed lines show annual mean of daily highs and lows. Exact values appear in the data table below. 37.0 44.3 51.5 58.8 66.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2015: Annual mean 50.0°F 2016: Annual mean 51.5°F 2017: Annual mean 50.9°F 2018: Annual mean 50.6°F 2019: Annual mean 50.4°F 2020: Annual mean 52.2°F 2021: Annual mean 51.6°F 2022: Annual mean 50.9°F 2023: Annual mean 52.4°F 2024: Annual mean 52.9°F 2025: Annual mean 51.1°F 2012: Annual mean of daily highs 61.6°F 2015: Annual mean of daily highs 60.7°F 2016: Annual mean of daily highs 62.3°F 2017: Annual mean of daily highs 60.7°F 2018: Annual mean of daily highs 59.6°F 2019: Annual mean of daily highs 60.1°F 2020: Annual mean of daily highs 61.8°F 2021: Annual mean of daily highs 61.1°F 2022: Annual mean of daily highs 61.1°F 2023: Annual mean of daily highs 62.1°F 2024: Annual mean of daily highs 63.0°F 2025: Annual mean of daily highs 61.1°F 2015: Annual mean of daily lows 39.4°F 2016: Annual mean of daily lows 40.7°F 2017: Annual mean of daily lows 41.1°F 2018: Annual mean of daily lows 41.6°F 2019: Annual mean of daily lows 40.7°F 2020: Annual mean of daily lows 42.7°F 2021: Annual mean of daily lows 42.2°F 2022: Annual mean of daily lows 40.7°F 2023: Annual mean of daily lows 42.7°F 2024: Annual mean of daily lows 42.7°F 2025: Annual mean of daily lows 41.1°F

Source: NOAA NCEI Global Summary of the Year.

Annual temperature data table (°F)
Annual station temperatures, 2010–2025. Unavailable means no reported value.
Year Annual mean (°F) Annual mean of daily highs (°F) Annual mean of daily lows (°F)
2010 Unavailable Unavailable Unavailable
2011 Unavailable Unavailable Unavailable
2012 Unavailable 61.6 Unavailable
2013 Unavailable Unavailable Unavailable
2014 Unavailable Unavailable Unavailable
2015 50.0 60.7 39.4
2016 51.5 62.3 40.7
2017 50.9 60.7 41.1
2018 50.6 59.6 41.6
2019 50.4 60.1 40.7
2020 52.2 61.8 42.7
2021 51.6 61.1 42.2
2022 50.9 61.1 40.7
2023 52.4 62.1 42.7
2024 52.9 63.0 42.7
2025 51.1 61.1 41.1
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.