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Winter Harbor CDP, Maine

Official LSAD Designation: Winter Harbor CDP • Census GEOID: 2386620 • Hancock County

Climate Normals & Weather Observations

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

Reference Weather Station: ACADIA NP, ME US (ID: USC00170100) • Located 8.4 miles from community center • Elevation: 143.3 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 32.5° 15.1° 23.8° 4.48"
February 34.9° 17.5° 26.2° 3.84"
March 41.6° 25.0° 33.3° 4.94"
April 53.2° 34.8° 44.0° 5.15"
May 64.5° 44.8° 54.7° 4.50"
June 73.9° 53.8° 63.9° 4.28"
July 79.3° 60.2° 69.7° 3.27"
August 78.3° 59.7° 69.0° 3.45"
September 70.9° 52.8° 61.9° 4.22"
October 58.5° 42.8° 50.6° 5.86"
November 47.8° 32.7° 40.3° 5.89"
December 37.8° 22.4° 30.1° 5.66"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station ACADIA NP, ME US (ID: USC00170100) • 8.4 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 ACADIA NP, ME 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. 38.0 43.5 49.0 54.5 60.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 49.6°F 2012: Annual mean 49.3°F 2010: Annual mean of daily highs 57.9°F 2012: Annual mean of daily highs 57.8°F 2010: Annual mean of daily lows 41.2°F 2012: Annual mean of daily lows 40.7°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 49.6 57.9 41.2
2011 Unavailable Unavailable Unavailable
2012 49.3 57.8 40.7
2013 Unavailable Unavailable Unavailable
2014 Unavailable Unavailable Unavailable
2015 Unavailable Unavailable Unavailable
2016 Unavailable Unavailable Unavailable
2017 Unavailable Unavailable Unavailable
2018 Unavailable Unavailable Unavailable
2019 Unavailable Unavailable Unavailable
2020 Unavailable Unavailable Unavailable
2021 Unavailable Unavailable Unavailable
2022 Unavailable Unavailable Unavailable
2023 Unavailable Unavailable Unavailable
2024 Unavailable Unavailable Unavailable
2025 Unavailable Unavailable Unavailable
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.