Climate and monthly weather forecast
Bangor, ME

The neon-lit city of Bangor, Maine, at night with the clear sky and neon lights reflected in the water below
The neon-lit city of Bangor, Maine, at night with the clear sky and neon lights reflected in the water below

Weather in January

January, the same as December, in Bangor, Maine, is another subzero cold winter month, with temperature in the range of an average high of 26.6°F (-3°C) and an average low of 13.6°F (-10.2°C). January is the coldest month, with an average high-temperature of 26.6°F (-3°C) and an average low-temperature of 13.6°F (-10.2°C). Weather in January »

Weather in February

February, the last month of the winter in Bangor, is also a subzero cold month, with an average temperature ranging between max 28.8°F (-1.8°C) and min 14.9°F (-9.5°C). In February, the average high-temperature is essentially the same as in January - a still freezing cold 28.8°F (-1.8°C). Weather in February »

Weather in March

The first month of the spring, March, is a wintry month in Bangor, Maine, with an average temperature ranging between max 36.7°F (2.6°C) and min 22.3°F (-5.4°C). In Bangor, the average high-temperature in March marginally rises from a freezing cold 28.8°F (-1.8°C) in February to a wintry 36.7°F (2.6°C). Weather in March »

Weather in April

April in Bangor, Maine, is a fresh spring month, with an average temperature fluctuating between 33.6°F (0.9°C) and 50°F (10°C). In Bangor, Maine, the average high-temperature in April increases from a cold 36.7°F (2.6°C) in March to a fresh 50°F (10°C). Weather in April »

Weather in May

May, the last month of the spring in Bangor, is an enjoyable month, with an average temperature ranging between min 43.3°F (6.3°C) and max 62.4°F (16.9°C). In May, the average high-temperature rises from a cool 50°F (10°C) in April to an enjoyable 62.4°F (16.9°C). Weather in May »

Weather in June

June, the first month of the summer in Bangor, is a pleasant month, with an average temperature varying between 50.2°F (10.1°C) and 69.8°F (21°C). In Bangor, the average high-temperature in June slightly increases from a comfortable 62.4°F (16.9°C) in May to an agreeable 69.8°F (21°C). Weather in June »

Weather in July

July is a warm summer month in Bangor, Maine, with an average temperature fluctuating between 77.2°F (25.1°C) and 57°F (13.9°C). The warmest month is July, with an average high-temperature of 77.2°F (25.1°C) and an average low-temperature of 57°F (13.9°C). Weather in July »

Weather in August

August, the last month of the summer in Bangor, is another warm month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 56.1°F (13.4°C). In August, the average high-temperature is essentially the same as in July - a still moderately hot 76.6°F (24.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a pleasant month in Bangor, Maine, with an average temperature varying between 50°F (10°C) and 68.9°F (20.5°C). In Bangor, the average high-temperature in September slightly decreases from a moderately hot 76.6°F (24.8°C) in August to an agreeable 68.9°F (20.5°C). Weather in September »

Weather in October

October, the same as September, in Bangor, Maine, is another mild autumn month, with temperature in the range of an average low of 41.9°F (5.5°C) and an average high of 55.8°F (13.2°C). In Bangor, the average high-temperature in October decreases from a pleasant 68.9°F (20.5°C) in September to a moderate 55.8°F (13.2°C). Weather in October »

Weather in November

November, the last month of the autumn in Bangor, is another chilly month, with an average temperature ranging between max 43.3°F (6.3°C) and min 30.9°F (-0.6°C). In Bangor, the average high-temperature in November decreases from a mild 55.8°F (13.2°C) in October to a frosty 43.3°F (6.3°C). Weather in November »

Weather in December

December, the first month of the winter in Bangor, is also a wintry month, with an average temperature varying between 32.4°F (0.2°C) and 21.9°F (-5.6°C). In December, the average high-temperature decreases from a chilly 43.3°F (6.3°C) in November to a wintry 32.4°F (0.2°C). Weather in December »
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FAQ

What is the coldest month in Bangor?

The coldest month in Bangor, Maine, is January, with an average high-temperature of 26.6°F (-3°C) and an average low-temperature of 13.6°F (-10.2°C).

How many days does it rain in Bangor?

Throughout the year, there are 148.5 rainfall days, and 29.8" (757mm) of precipitation is accumulated.

When does it snow in Bangor?

Months with snowfall are January through May, October through December.

When does it snow the most in Bangor?

The month with the most snowfall is January, when snow falls for 13.2 days and typically aggregates up to 8.43" (214mm) of snow.

How many days does it snow in Bangor?

Throughout the year, in Bangor, Maine, there are 58 snowfall days, and 34.09" (866mm) of snow is accumulated.

When is the lowest UV index in Bangor?

The months with the lowest UV index in Bangor are January through March, October through December, with an average maximum UV index of 2.

What is the most humid month in Bangor?

The most humid month is February, with an average relative humidity of 85%.

What is the month with the least sunshine in Bangor?

With an average of 4h of sunshine, February has the least sunshine of the year in Bangor.

When is Daylight Saving Time (DST) in Bangor?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What are the least humid months in Bangor?

April and May, with an average relative humidity of 77%, are the least humid months in Bangor, Maine.

When it does not snow in Bangor?

June through September are months without snowfall in Bangor.

When are the longest days in Bangor?

The month with the longest days is June, with an average of 15h and 32min of daylight.

When is the highest UV index in Bangor?

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

What is the warmest month in Bangor?

July is the warmest month in Bangor, Maine, with an average high-temperature of 77.2°F (25.1°C) and an average low-temperature of 57°F (13.9°C).

What is the driest month in Bangor?

The month with the least rainfall in Bangor is July, when the rain falls for 13.6 days and typically collects 1.61" (41mm) of precipitation.

What month has the most sunshine in Bangor?

The month with the most sunshine in Bangor, Maine, is August, with an average of 9.9h of sunshine.

What is the rainiest month in Bangor?

The month with the most rainfall is December, when the rain falls for 11 days and typically aggregates up to 3.27" (83mm) of precipitation.

What is the month with the shortest days in Bangor?

December has the shortest days of the year, with an average of 8h and 52min of daylight.

Average pressure
Bangor, ME

Average pressure - Bangor, 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).

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Average wind speed
Bangor, ME

Average wind speed - Bangor, ME

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity
Bangor, ME

Average humidity - Bangor, ME

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April and May (77%).

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Average rainfall
Bangor, ME

Average rainfall - Bangor, ME

The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is July (1.61").

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Average rainfall days
Bangor, ME

Average rainfall days - Bangor, ME

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (8.1 days).

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Average snowfall
Bangor, ME

Average snowfall - Bangor, ME

The month with the highest snowfall is January (8.43").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Bangor, ME

Average snowfall days - Bangor, ME

The month with the highest number of snowfall days is February (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Bangor, ME

Average daylight / Average sunshine - Bangor, ME

The month with the longest days is June (Average daylight: 15h and 32min).
The month with the shortest days is December (Average daylight: 8h and 52min).

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 0min).

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Average sunshine days
Bangor, ME

Average sunshine days - Bangor, ME

The month with the most sunshine days is September (17.3 days).
The month with the least sunshine days is April (10.3 days).

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Average UV index
Bangor, ME

Average UV index - Bangor, ME

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average visibility
Bangor, ME

Average visibility - Bangor, ME

The months with the highest visibility are October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August and September (5mi).

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