Climate and monthly weather forecast
Plymouth, ME

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Weather in January

January, like December, is a freezing cold winter month in Plymouth, Maine, with temperature in the range of an average high of 25.3°F (-3.7°C) and an average low of 11.8°F (-11.2°C). Plymouth records the coldest temperatures in January, averaging a high of 25.3°F (-3.7°C) and a low of 11.8°F (-11.2°C). Weather in January »

Weather in February

February, the last month of the winter in Plymouth, is another freezing cold month, with temperature in the range of an average low of 13.3°F (-10.4°C) and an average high of 27.7°F (-2.4°C). The shift to February signals an average high-temperature of a still subzero cold 27.7°F (-2.4°C), subtly varied from January's 25.3°F (-3.7°C). Weather in February »

Weather in March

March, the first month of the spring in Plymouth, is a cold month, with temperature in the range of an average low of 21°F (-6.1°C) and an average high of 36°F (2.2°C). March witnesses a subtle temperature ascent, adjusting from a subzero cold 27.7°F (-2.4°C) in February to a wintry 36°F (2.2°C). Weather in March »

Weather in April

April in Plymouth, Maine, is a frosty spring month, with temperature in the range of an average low of 32.5°F (0.3°C) and an average high of 49.3°F (9.6°C). Plymouth's weather in April shows a rise in the average high-temperature, moving up from March's wintry 36°F (2.2°C) to a chilly 49.3°F (9.6°C). Weather in April »

Weather in May

May, the last month of the spring in Plymouth, is a refreshing month, with an average temperature ranging between max 62.2°F (16.8°C) and min 42.6°F (5.9°C). Plymouth's transition into May is marked by a temperature shift, moving from a frosty 49.3°F (9.6°C) in April to an enjoyable 62.2°F (16.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a pleasant month in Plymouth, Maine, with temperature in the range of an average low of 50°F (10°C) and an average high of 69.4°F (20.8°C). June's arrival brings a slight change in high-temperatures, adjusting from an enjoyable 62.2°F (16.8°C) in May to a pleasant 69.4°F (20.8°C). Weather in June »

Weather in July

July is a warm summer month in Plymouth, Maine, with temperature in the range of an average high of 76.8°F (24.9°C) and an average low of 56.5°F (13.6°C). In Plymouth, the average temperatures in July are the highest, with a peak at 76.8°F (24.9°C) and a low of 56.5°F (13.6°C). Weather in July »

Weather in August

August, the last month of the summer in Plymouth, is another warm month, with temperature in the range of an average high of 76.1°F (24.5°C) and an average low of 55.2°F (12.9°C). A minimal variation is noted in Plymouth's average high-temperature at the onset of August, reaching a still moderately hot 76.1°F (24.5°C) from July's 76.8°F (24.9°C). Weather in August »

Weather in September

September, the first month of the autumn in Plymouth, is still a pleasant month, with temperature in the range of an average low of 48.9°F (9.4°C) and an average high of 68.9°F (20.5°C). September's arrival signals a moderate reduction in the average high-temperature, easing from a warm 76.1°F (24.5°C) in August to an agreeable 68.9°F (20.5°C). Weather in September »

Weather in October

October, like September, is another mild autumn month in Plymouth, Maine, with an average temperature ranging between max 55.6°F (13.1°C) and min 40.3°F (4.6°C). The shift from September to October corresponds with a decrease in the average high-temperature, down to a mild 55.6°F (13.1°C) from an agreeable 68.9°F (20.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Plymouth, is also an icy month, with an average temperature fluctuating between 30°F (-1.1°C) and 42.6°F (5.9°C). The commencement of November involves a temperature shift, with the average high-temperature dropping from a mild 55.6°F (13.1°C) in October to a wintry 42.6°F (5.9°C). Weather in November »

Weather in December

The first month of the winter, December, is also a subzero cold month in Plymouth, Maine, with an average temperature fluctuating between 20.3°F (-6.5°C) and 31.1°F (-0.5°C). December involves a decrease in temperature, down from an icy 42.6°F (5.9°C) in November to a subzero cold 31.1°F (-0.5°C). Weather in December »
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in Plymouth?

The month of January, characterized by an average high of 25.3°F (-3.7°C) and a low of 11.8°F (-11.2°C), is recognized as the coldest.

How many days does it rain in Plymouth?

In Plymouth, Maine, during the entire year, the rain falls for 149.1 days and collects up to 31.22" (793mm) of precipitation.

When does it snow in Plymouth?

January through May, October through December are months with snowfall in Plymouth, Maine.

When does it snow the most in Plymouth?

January is the month with the most snowfall. Snow falls for 12.8 days and accumulates 9.49" (241mm) of snow.

How much does it snow in Plymouth?

Throughout the year, in Plymouth, there are 58.6 snowfall days, and 42.32" (1075mm) of snow is accumulated.

What is the most humid month in Plymouth?

February is the most humid month in Plymouth, with an average relative humidity of 86%.

What is the month with the least sunshine in Plymouth?

With an average of 4.2h of sunshine, February has the least sunshine of the year.

When is the lowest UV index in Plymouth?

February is the month with the lowest UV index in Plymouth, Maine, with an average maximum UV index of 1.

When is Daylight Saving Time (DST) in Plymouth?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Plymouth, Maine, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

What are the least humid months in Plymouth?

The months with the lowest humidity in Plymouth, Maine, are April, May and November, with an average relative humidity of 78%.

What is the wettest month in Plymouth?

The months with the most rainfall are April and October, with an average 3.31" (84mm) of precipitation.

When it does not snow in Plymouth?

In Plymouth, snow does not fall in June through September.

When are the longest days in Plymouth?

With an average of 15h and 30min of daylight, June has the longest days of the year in Plymouth.

When is the highest UV index in Plymouth?

The months with the highest UV index are June through August, with an average maximum UV index of 5.

What time of the year is the hottest in Plymouth?

With average high temperatures of 76.8°F (24.9°C) and lows of 56.5°F (13.6°C), July is the warmest month in Plymouth, Maine.

What is the driest month in Plymouth?

July is the month with the least rainfall in Plymouth. Rain falls for 16.6 days and accumulates 1.77" (45mm) of precipitation.

What month has the most sunshine in Plymouth?

August has the most sunshine of the year, with an average of 9.9h of sunshine.

What is the month with the shortest days in Plymouth?

December has the shortest days of the year in Plymouth, Maine, with an average of 8h and 54min of daylight.

Average temperature
Plymouth, ME

Average temperature - Plymouth, ME

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (25.3°F).

The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (11.8°F).

Average pressure
Plymouth, ME

Average pressure - Plymouth, ME

The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed
Plymouth, ME

Average wind speed - Plymouth, ME

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity
Plymouth, ME

Average humidity - Plymouth, ME

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May and November (78%).

Average rainfall
Plymouth, ME

Average rainfall - Plymouth, ME

The wettest months (with the highest rainfall) are April and October (3.31").
The driest month (with the least rainfall) is July (1.77").

Average rainfall days
Plymouth, ME

Average rainfall days - Plymouth, ME

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (7 days).

Average snowfall
Plymouth, ME

Average snowfall - Plymouth, ME

The month with the highest snowfall is January (9.49").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Plymouth, ME

Average snowfall days - Plymouth, ME

The month with the highest number of snowfall days is February (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine
Plymouth, ME

Average daylight / Average sunshine - Plymouth, ME

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days
Plymouth, ME

Average sunshine days - Plymouth, ME

The month with the most sunshine days is September (16.7 days).
The month with the least sunshine days is April (11.2 days).

Average cloud cover
Plymouth, ME

Average cloud cover - Plymouth, ME

The months with the most cloud cover are February, March and April (Cloud cover 54).
The months with the least cloud cover are August and September (Cloud cover 39).

Average visibility
Plymouth, ME

Average visibility - Plymouth, ME

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).

Plymouth, Maine, USA

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