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Dunkirk CDP, Maryland

Official LSAD Designation: Dunkirk CDP • Census GEOID: 2424050 • Calvert County

Climate Normals & Weather Observations

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

Reference Weather Station: UPPER MARLBORO 3 NNW, MD US (ID: USC00189070) • Located 10.1 miles from community center • Elevation: 39.6 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 43.9° 24.7° 34.3° 2.96"
February 46.8° 25.9° 36.4° 2.66"
March 54.7° 32.8° 43.8° 3.92"
April 66.5° 43.5° 55.0° 3.38"
May 74.8° 53.5° 64.1° 4.11"
June 83.5° 62.7° 73.1° 4.20"
July 88.0° 67.3° 77.7° 4.22"
August 86.3° 65.3° 75.8° 4.12"
September 79.9° 58.2° 69.0° 4.51"
October 68.8° 45.6° 57.2° 4.13"
November 58.0° 35.5° 46.7° 3.25"
December 48.0° 28.8° 38.4° 3.55"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station UPPER MARLBORO 3 NNW, MD US (ID: USC00189070) • 10.1 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 UPPER MARLBORO 3 NNW, MD 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. 41.0 48.8 56.5 64.3 72.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2010: Annual mean 56.6°F 2011: Annual mean 57.3°F 2012: Annual mean 58.1°F 2013: Annual mean 55.6°F 2014: Annual mean 54.2°F 2015: Annual mean 56.1°F 2010: Annual mean of daily highs 66.9°F 2011: Annual mean of daily highs 67.8°F 2012: Annual mean of daily highs 69.0°F 2013: Annual mean of daily highs 65.7°F 2014: Annual mean of daily highs 64.7°F 2015: Annual mean of daily highs 66.9°F 2010: Annual mean of daily lows 46.3°F 2011: Annual mean of daily lows 46.8°F 2012: Annual mean of daily lows 47.2°F 2013: Annual mean of daily lows 45.4°F 2014: Annual mean of daily lows 43.6°F 2015: Annual mean of daily lows 45.3°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 56.6 66.9 46.3
2011 57.3 67.8 46.8
2012 58.1 69.0 47.2
2013 55.6 65.7 45.4
2014 54.2 64.7 43.6
2015 56.1 66.9 45.3
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.