Maine Weather Averages
Select a link for the average weather, by month or year, in cities, towns and parks throughout Maine. The links take you to data for normal temperatures, precipitation, snowfall, sunshine and humidity.
Farther down the page you'll find links to in-depth weather information for Portland and other places in the state.
- Amount of Sunshine Maine Gets Each Month
- Humidity Averages for Maine
- Portland Temperature Averages by Month
- Portland Snowfall Totals and Snow Accumulation Averages
- Average Ocean Temperatures on the Maine Coast
Typical sunshine by month in Maine: average number of sunny days, hours of sun and percent sunshine.
Maine's typical morning and afternoon relative humidity levels for each month.
In-depth Weather Information
Detailed temperature information for Portland, Maine with data on average monthly highs and lows plus number of days with hot or cold weather.
Monthly and yearly averages for Atlantic water temperatures from Portland to Eastport.