Maine climate

Historical climate data for 23 cities in Maine — drawn from NOAA 1991-2020 normals at each city's primary weather station.

Warmest city
Augusta
°F annual avg
Coldest city
Caribou
40.7°F annual avg
Wettest city
Rockland
56.2 in/yr
Snowiest city
Caribou
118.2 in/yr
Frost-date data is available for 22 cities in Maine — the average last spring frost, first fall frost, and growing-season length for each. Find your city →

Maine climate rankings

Warmest cities

  1. Augusta — °F
  2. Westbrook — 47.5°F
  3. Saco — 47.5°F
  4. Portland — 47.5°F
  5. South Portland — 47.5°F
  6. Lewiston — 46.3°F
  7. Auburn — 46.3°F
  8. Hallowell — 46.1°F
  9. Gardiner — 45.8°F
  10. Sanford — 45.5°F

Coldest cities

  1. Caribou — 40.7°F
  2. Presque Isle — 41.6°F
  3. Old Town — 43.2°F
  4. Belfast — 44.1°F
  5. Calais — 44.2°F
  6. Ellsworth — 44.5°F
  7. Bath — 44.6°F
  8. Bangor — 45.0°F
  9. Eastport — 45.0°F
  10. Brewer — 45.0°F

Wettest cities

  1. Rockland — 56.2 in/yr
  2. Calais — 54.7 in/yr
  3. Biddeford — 52.0 in/yr
  4. Sanford — 51.3 in/yr
  5. Ellsworth — 49.4 in/yr
  6. Belfast — 48.8 in/yr
  7. Bath — 48.5 in/yr
  8. South Portland — 48.1 in/yr
  9. Portland — 48.1 in/yr
  10. Saco — 48.1 in/yr

Driest cities

  1. Presque Isle — 38.1 in/yr
  2. Caribou — 40.7 in/yr
  3. Bangor — 41.7 in/yr
  4. Brewer — 41.7 in/yr
  5. Hallowell — 41.8 in/yr
  6. Waterville — 43.4 in/yr
  7. Old Town — 44.4 in/yr
  8. Auburn — 45.2 in/yr
  9. Lewiston — 45.2 in/yr
  10. Augusta — 46.2 in/yr

All Maine cities

Weather stations in Maine → National climate rankings →