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Summerfield CDP, Maryland

Official LSAD Designation: Summerfield CDP • Census GEOID: 2475810 • Prince George's County

Climate Normals & Weather Observations

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

Reference Weather Station: NATL ARBORETUM DC, MD US (ID: USC00186350) • Located 5.5 miles from community center • Elevation: 15.2 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 44.7° 27.8° 36.2° 3.03"
February 47.8° 29.5° 38.6° 2.77"
March 55.9° 36.5° 46.2° 3.96"
April 67.6° 46.4° 57.0° 3.44"
May 76.9° 56.6° 66.7° 4.32"
June 85.4° 66.1° 75.7° 4.56"
July 89.8° 70.9° 80.3° 4.62"
August 88.4° 68.8° 78.6° 3.67"
September 81.7° 61.5° 71.6° 4.12"
October 69.9° 49.0° 59.4° 4.23"
November 58.4° 38.9° 48.6° 3.20"
December 49.2° 31.9° 40.6° 3.67"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station NATL ARBORETUM DC, MD US (ID: USC00186350) • 5.5 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 NATL ARBORETUM DC, 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. 46.0 52.8 59.5 66.3 73.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2012: Annual mean 60.1°F 2013: Annual mean 57.7°F 2015: Annual mean 58.7°F 2016: Annual mean 59.4°F 2017: Annual mean 59.4°F 2018: Annual mean 58.8°F 2019: Annual mean 59.2°F 2020: Annual mean 59.5°F 2012: Annual mean of daily highs 70.6°F 2013: Annual mean of daily highs 67.1°F 2015: Annual mean of daily highs 68.3°F 2016: Annual mean of daily highs 69.2°F 2017: Annual mean of daily highs 68.9°F 2018: Annual mean of daily highs 67.6°F 2019: Annual mean of daily highs 68.7°F 2020: Annual mean of daily highs 68.8°F 2012: Annual mean of daily lows 49.6°F 2013: Annual mean of daily lows 48.3°F 2015: Annual mean of daily lows 49.0°F 2016: Annual mean of daily lows 49.6°F 2017: Annual mean of daily lows 49.9°F 2018: Annual mean of daily lows 49.9°F 2019: Annual mean of daily lows 49.6°F 2020: Annual mean of daily lows 50.2°F 2021: Annual mean of daily lows 49.7°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 Unavailable Unavailable Unavailable
2011 Unavailable Unavailable Unavailable
2012 60.1 70.6 49.6
2013 57.7 67.1 48.3
2014 Unavailable Unavailable Unavailable
2015 58.7 68.3 49.0
2016 59.4 69.2 49.6
2017 59.4 68.9 49.9
2018 58.8 67.6 49.9
2019 59.2 68.7 49.6
2020 59.5 68.8 50.2
2021 Unavailable Unavailable 49.7
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.