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Amherst CDP, New Hampshire

Official LSAD Designation: Amherst CDP • Census GEOID: 3301220 • Hillsborough County

Climate Normals & Weather Observations

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

Reference Weather Station: MILFORD, NH US (ID: USC00275412) • Located 2.1 miles from community center • Elevation: 97.5 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 33.2° 14.3° 23.7° 3.03"
February 36.2° 14.9° 25.6° 2.99"
March 44.6° 23.5° 34.0° 3.79"
April 58.3° 34.3° 46.3° 4.15"
May 69.2° 44.9° 57.0° 3.35"
June 77.5° 54.8° 66.1° 4.03"
July 83.4° 60.1° 71.8° 3.73"
August 81.2° 57.6° 69.4° 3.68"
September 72.7° 50.0° 61.3° 4.04"
October 60.4° 37.7° 49.0° 4.88"
November 48.9° 28.4° 38.6° 3.92"
December 38.1° 20.0° 29.1° 4.45"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station E MILFORD, NH US (ID: USC00272302) • 2.6 miles from community center .

This annual reference station differs from the monthly normals station (ID: USC00275412), which has no available annual mean history.

Annual mean Annual mean of daily highs Annual mean of daily lows
Annual temperature history at E MILFORD, 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. 33.0 40.8 48.5 56.3 64.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 49.8°F 2011: Annual mean 48.5°F 2012: Annual mean 50.5°F 2014: Annual mean 46.6°F 2016: Annual mean 49.2°F 2017: Annual mean 48.4°F 2018: Annual mean 48.3°F 2019: Annual mean 47.5°F 2020: Annual mean 49.7°F 2021: Annual mean 49.8°F 2023: Annual mean 49.9°F 2024: Annual mean 50.1°F 2025: Annual mean 48.0°F 2010: Annual mean of daily highs 60.8°F 2011: Annual mean of daily highs 59.5°F 2012: Annual mean of daily highs 61.3°F 2014: Annual mean of daily highs 57.4°F 2016: Annual mean of daily highs 60.6°F 2017: Annual mean of daily highs 59.0°F 2018: Annual mean of daily highs 58.4°F 2019: Annual mean of daily highs 58.2°F 2020: Annual mean of daily highs 60.7°F 2021: Annual mean of daily highs 59.9°F 2023: Annual mean of daily highs 60.3°F 2024: Annual mean of daily highs 61.1°F 2025: Annual mean of daily highs 59.3°F 2010: Annual mean of daily lows 38.7°F 2011: Annual mean of daily lows 37.5°F 2012: Annual mean of daily lows 39.7°F 2014: Annual mean of daily lows 35.8°F 2016: Annual mean of daily lows 37.9°F 2017: Annual mean of daily lows 37.9°F 2018: Annual mean of daily lows 38.2°F 2019: Annual mean of daily lows 36.8°F 2020: Annual mean of daily lows 38.7°F 2021: Annual mean of daily lows 39.8°F 2023: Annual mean of daily lows 39.5°F 2024: Annual mean of daily lows 39.2°F 2025: Annual mean of daily lows 36.6°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 49.8 60.8 38.7
2011 48.5 59.5 37.5
2012 50.5 61.3 39.7
2013 Unavailable Unavailable Unavailable
2014 46.6 57.4 35.8
2015 Unavailable Unavailable Unavailable
2016 49.2 60.6 37.9
2017 48.4 59.0 37.9
2018 48.3 58.4 38.2
2019 47.5 58.2 36.8
2020 49.7 60.7 38.7
2021 49.8 59.9 39.8
2022 Unavailable Unavailable Unavailable
2023 49.9 60.3 39.5
2024 50.1 61.1 39.2
2025 48.0 59.3 36.6
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.