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Plymouth CDP, New Hampshire

Official LSAD Designation: Plymouth CDP • Census GEOID: 3362580 • Grafton County

Climate Normals & Weather Observations

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

Reference Weather Station: PLYMOUTH, NH US (ID: USC00276945) • Located 3.9 miles from community center • Elevation: 201.2 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 28.8° 7.4° 18.1° 3.20"
February 33.1° 8.2° 20.6° 2.62"
March 41.2° 17.8° 29.5° 3.15"
April 54.7° 28.8° 41.7° 3.34"
May 67.0° 39.4° 53.2° 3.70"
June 75.1° 48.7° 61.9° 4.43"
July 79.9° 54.2° 67.1° 4.46"
August 78.7° 51.7° 65.2° 3.83"
September 71.8° 44.6° 58.2° 3.55"
October 58.4° 33.6° 46.0° 4.56"
November 45.5° 25.0° 35.2° 3.58"
December 33.7° 14.9° 24.3° 4.03"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station MEREDITH 3 NNE, NH US (ID: USC00275350) • 11.6 miles from community center .

This annual reference station differs from the monthly normals station (ID: USC00276945), which has no available annual mean history.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at MEREDITH 3 NNE, NH 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. 34.0 40.5 47.0 53.5 60.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2011: Annual mean 47.2°F 2012: Annual mean 48.8°F 2013: Annual mean 46.2°F 2014: Annual mean 45.5°F 2015: Annual mean 46.3°F 2016: Annual mean 47.7°F 2017: Annual mean 46.9°F 2018: Annual mean 46.4°F 2019: Annual mean 45.4°F 2011: Annual mean of daily highs 56.0°F 2012: Annual mean of daily highs 57.8°F 2013: Annual mean of daily highs 55.3°F 2014: Annual mean of daily highs 54.4°F 2015: Annual mean of daily highs 55.5°F 2016: Annual mean of daily highs 56.8°F 2017: Annual mean of daily highs 55.7°F 2018: Annual mean of daily highs 54.8°F 2019: Annual mean of daily highs 54.0°F 2011: Annual mean of daily lows 38.5°F 2012: Annual mean of daily lows 39.8°F 2013: Annual mean of daily lows 37.1°F 2014: Annual mean of daily lows 36.6°F 2015: Annual mean of daily lows 37.0°F 2016: Annual mean of daily lows 38.6°F 2017: Annual mean of daily lows 38.2°F 2018: Annual mean of daily lows 38.0°F 2019: Annual mean of daily lows 36.8°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 47.2 56.0 38.5
2012 48.8 57.8 39.8
2013 46.2 55.3 37.1
2014 45.5 54.4 36.6
2015 46.3 55.5 37.0
2016 47.7 56.8 38.6
2017 46.9 55.7 38.2
2018 46.4 54.8 38.0
2019 45.4 54.0 36.8
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.