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Climate and Average Weather Year Round in Portland. Maine, United States. In Portland, the summers are comfortable; the winters are freezing, snowy, and windy; and it is partly cloudy year round. Over the course of the year, the temperature typically varies from 16°F to 78°F and is rarely below 1°F or above 87°F .
Portland Climate Graph - Maine Climate Chart. Portland weather averages and climate Portland, Maine. Monthly temperature, precipitation and hours of sunshine. A climate graph showing rainfall, temperatures and normals.
Feb 12, 2024 · Portland, Maine - Climate and weather forecast by month. Detailed climate information with charts - average monthly weather with temperature, pressure, humidity, precipitation, wind, daylight, sunshine, visibility, and UV index data.
- What is the coldest time of year in Portland?Portland's coldest weather arrives in January , when temperatures average a high of 31.1°F and a low of 20.7°F .
- How many days does it rain in Portland?Throughout the year, there are 127 rainfall days , and 21.93" of precipitation is accumulated.
- When does it snow in Portland?Months with snowfall are January through April , October through December .
- How much does it snow in Portland?In Portland, during the entire year, snow falls for 29.7 days and aggregates up to 11.73" of snow .
- When is the lowest UV index in Portland?The months with the lowest UV index in Portland are January through March , November and December , with an average maximum UV index of 2 .
- When does it snow the most in Portland?The month with the most snowfall is February , when snow falls for 6.8 days and typically aggregates up to 2.91" of snow .
- What is the month with the coldest ocean in Portland?March is the month with the coldest seawater in Portland, with an average ocean temperature of 37.9°F .
- When is Daylight Saving Time (DST) in Portland?On Sunday, March 12. 2023 , at 2:00 am, Daylight Saving Time starts in Portland, Maine, and the time zone changes from EST to EDT. Daylight Savi...
- When it does not snow in Portland?May through September are months without snowfall .
Portland Temperatures: Averages by Month. The numbers here tell you how hot and cold the weather usually is in Portland, Maine during each month of the year. The average high and low temperatures are listed below monthly and annually for the city, in both degrees Fahrenheit and Celsius.
The Weather of Portland, Maine. The above weather chart of Portland, Maine summarises the monthly averages and season trends. Sunshine and Rainfall for Portland, Maine. The average hours of sunshine per day verses the amount of rainfall for Portland, Maine. The Maximum and Minimum Temperature of Portland, Maine.
46.6. In Portland, the annual water temperature (Gulf of Maine) is on average 9.70°C | 49.46°F. In August, the highest average water temperature for this place is reached with on average 17.70°C | 63.86°F. Whereas in March the lowest average water temperature is measured at 2.70°C | 36.86°F.
Portland, Maine gets 49 inches of rain, on average, per year. The US average is 38 inches of rain per year. Portland averages 61 inches of snow per year. The US average is 28 inches of snow per year. On average, there are 203 sunny days per year in Portland. The US average is 205 sunny days.
