York County Climate
York County, Maine
Avg Annual Temp
45.5°F
Annual Precip
51.0"
Annual Snowfall
63.9"
Extreme Heat Days
6.18
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About York County Weather
Maine's warmest southern gate
York County averages 45.5°F, which is about 8.5 degrees cooler than the national median. While cold by national standards, it is the most temperate region in the state of Maine.
Maine’s highest annual temperatures
York is the warmest county in the state, averaging 45.5°F compared to the Maine average of 43.8°F. Its southern location and coastal proximity provide a significantly milder climate.
Warmer and drier than the north
York is much warmer than inland Oxford County (42.6°F) and experiences far less snow than the state interior. Its 63.9 inches of annual snowfall is the lowest among this group of counties.
Heatwaves and manageable winters
York leads the state in extreme heat with 6 days per year reaching over 90°F. Winters are the mildest in the state, with a January average of 21.1°F and a winter seasonal average of 24.0°F.
Investing in year-round comfort
Air conditioning is more practical here than in northern Maine to handle the 68.8°F July average. For winters, standard snow removal is usually sufficient for the 63.9-inch annual total.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.