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Middletown town, Delaware

Official LSAD Designation: Middletown town • Census GEOID: 1047030 • New Castle County

Climate Normals & Weather Observations

30-year climate normals (1991–2020) and weather observations for Middletown town.

Reference Weather Station: NEWARK AG FARM, DE US (ID: USC00076410) • Located 15.7 miles from community center • Elevation: 32.3 m
Month Average High (°F) Average Low (°F) Mean Temp (°F) Precipitation (in)
January 42.5° 25.1° 33.8° 3.43"
February 45.6° 25.4° 35.5° 2.91"
March 54.2° 32.8° 43.5° 4.27"
April 66.9° 42.1° 54.5° 3.71"
May 75.6° 51.9° 63.8° 3.63"
June 83.8° 61.5° 72.6° 3.95"
July 88.6° 66.4° 77.5° 4.84"
August 86.8° 64.7° 75.7° 3.95"
September 79.4° 58.4° 68.9° 4.87"
October 69.1° 46.2° 57.7° 4.00"
November 56.9° 35.9° 46.4° 3.36"
December 47.0° 29.8° 38.4° 4.04"

Annual Temperature History

2010–2025, completed calendar years only.

NOAA station NEWARK AG FARM, DE US (ID: USC00076410) • 15.7 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 NEWARK AG FARM, DE 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. 42.0 48.5 55.0 61.5 68.0 2010 2014 2018 2021 2025 Year Annual mean temperature (°F) 2020: Annual mean 55.7°F 2021: Annual mean 55.6°F 2022: Annual mean 54.3°F 2023: Annual mean 55.8°F 2024: Annual mean 56.0°F 2025: Annual mean 54.1°F 2020: Annual mean of daily highs 65.2°F 2021: Annual mean of daily highs 65.1°F 2022: Annual mean of daily highs 64.3°F 2023: Annual mean of daily highs 65.8°F 2024: Annual mean of daily highs 65.7°F 2025: Annual mean of daily highs 63.6°F 2020: Annual mean of daily lows 46.3°F 2021: Annual mean of daily lows 46.1°F 2022: Annual mean of daily lows 44.3°F 2023: Annual mean of daily lows 45.8°F 2024: Annual mean of daily lows 46.4°F 2025: Annual mean of daily lows 44.6°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 Unavailable Unavailable Unavailable
2011 Unavailable Unavailable Unavailable
2012 Unavailable Unavailable Unavailable
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 55.7 65.2 46.3
2021 55.6 65.1 46.1
2022 54.3 64.3 44.3
2023 55.8 65.8 45.8
2024 56.0 65.7 46.4
2025 54.1 63.6 44.6
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.