Climate and monthly weather forecast
Stonington, ME

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Weather in January

January, like December, is a freezing cold winter month in Stonington, Maine, with an average temperature varying between 31.5°F (-0.3°C) and 21°F (-6.1°C). January stands out as Stonington's coldest month, with temperatures ranging between an average high of 31.5°F (-0.3°C) and a low of 21°F (-6.1°C). Weather in January »

Weather in February

February, the last month of the winter in Stonington, is a cold month, with an average temperature varying between 32.4°F (0.2°C) and 22.1°F (-5.5°C). The ushering in of February brings an average high-temperature of a cold 32.4°F (0.2°C), closely mirroring the 31.5°F (-0.3°C) of January. Weather in February »

Weather in March

March, the first month of the spring in Stonington, is also a wintry month, with temperature in the range of an average low of 27.9°F (-2.3°C) and an average high of 37°F (2.8°C). Stonington marks the onset of March with an average high-temperature of a still icy 37°F (2.8°C), a subtle shift from February's 32.4°F (0.2°C). Weather in March »

Weather in April

April is a chilly spring month in Stonington, Maine, with an average temperature fluctuating between 46°F (7.8°C) and 37.2°F (2.9°C). April shows a rise in the average high-temperature, moving from March's wintry 37°F (2.8°C) to a frosty 46°F (7.8°C). Weather in April »

Weather in May

May, the last month of the spring in Stonington, is a fresh month, with an average temperature fluctuating between 55°F (12.8°C) and 45.5°F (7.5°C). May sees a temperature increase, moving from a frosty 46°F (7.8°C) in April to a fresh 55°F (12.8°C). Weather in May »

Weather in June

The first month of the summer, June, is an enjoyable month in Stonington, Maine, with temperature in the range of an average low of 53.1°F (11.7°C) and an average high of 62.2°F (16.8°C). The beginning of June marks a minor shift in the average high-temperature, moving from May's fresh 55°F (12.8°C) to a refreshing 62.2°F (16.8°C). Weather in June »

Weather in July

July is an agreeable summer month in Stonington, Maine, with temperature in the range of an average low of 59.5°F (15.3°C) and an average high of 68.7°F (20.4°C). In Stonington, stepping into July brings a gentle temperature nudge, moving slightly up from June's enjoyable 62.2°F (16.8°C) to a pleasant 68.7°F (20.4°C). Weather in July »

Weather in August

August, the last month of the summer in Stonington, is also an agreeable month, with an average temperature ranging between max 68.9°F (20.5°C) and min 59.9°F (15.5°C). August is the month when Stonington's temperatures reach their peak, with averages of 68.9°F (20.5°C) and lows of 59.9°F (15.5°C). Weather in August »

Weather in September

September, the first month of the autumn in Stonington, is also an enjoyable month, with temperature in the range of an average high of 63.9°F (17.7°C) and an average low of 54.7°F (12.6°C). The arrival of September marks a slight shift to an average high-temperature of an enjoyable 63.9°F (17.7°C) from August's 68.9°F (20.5°C). Weather in September »

Weather in October

October, like September, in Stonington, Maine, is a cool autumn month, with an average temperature ranging between min 47.1°F (8.4°C) and max 54.9°F (12.7°C). The onset of October is marked by a decrease in temperature, transitioning from a comfortable 63.9°F (17.7°C) in September to a fresh 54.9°F (12.7°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Stonington, Maine, with temperature in the range of an average low of 37.4°F (3°C) and an average high of 45.3°F (7.4°C). The start of November involves a temperature drop, moving from a cool 54.9°F (12.7°C) in October to a frosty 45.3°F (7.4°C). Weather in November »

Weather in December

The first month of the winter, December, is also an icy month in Stonington, Maine, with an average temperature ranging between min 27.7°F (-2.4°C) and max 36.7°F (2.6°C). December's arrival comes with a mild decrease in the average high-temperature, moving subtly from a chilly 45.3°F (7.4°C) in November to a cold 36.7°F (2.6°C). Weather in December »
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Frequently asked questions

What part of the year is the coldest in Stonington?

January brings the lowest temperatures in Stonington, Maine, with an average high of 31.5°F (-0.3°C) and an average low of 21°F (-6.1°C).

How much does it rain in Stonington?

In Stonington, during the entire year, the rain falls for 115.5 days and collects up to 17.95" (456mm) of precipitation.

When does it snow in Stonington?

Months with snowfall in Stonington, Maine, are January through April, October through December.

How much does it snow in Stonington?

In Stonington, during the entire year, snow falls for 29.2 days and aggregates up to 9.65" (245mm) of snow.

When is the lowest UV index in Stonington?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Stonington.

When does it snow the most in Stonington?

The month with the most snowfall in Stonington, Maine, is February, when snow falls for 6.6 days and typically aggregates up to 2.32" (59mm) of snow.

What is the month with the coldest ocean in Stonington?

March is the month with the coldest seawater in Stonington, Maine, with an average ocean temperature of 38.3°F (3.5°C).

When is Daylight Saving Time (DST) in Stonington?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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.

When it does not snow in Stonington?

May through September are months without snowfall in Stonington, Maine.

When are the longest days in Stonington?

With an average of 15h and 24min of daylight, June has the longest days of the year in Stonington, Maine.

What is the month with the highest UV index in Stonington?

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

What is the most humid month in Stonington?

July is the most humid month in Stonington, Maine, with an average relative humidity of 85%.

What part of the year is the hottest in Stonington?

August stands out as Stonington's warmest month, with an average high-temperature of 68.9°F (20.5°C) and a low-temperature of 59.9°F (15.5°C).

What month is the ocean warmest in Stonington?

August is the month with the warmest seawater, with an average ocean temperature of 58.6°F (14.8°C).

What month has the most sunshine in Stonington?

With an average of 10.4h of sunshine, August has the most sunshine of the year.

What is the driest month in Stonington?

The month with the least rainfall in Stonington, Maine, is September, when the rain falls for 8.7 days and typically collects 0.91" (23mm) of precipitation.

What is the wettest month in Stonington?

The month with the most rainfall in Stonington is October, when the rain falls for 10.6 days and typically aggregates up to 2.09" (53mm) of precipitation.

What is the least humid month in Stonington?

With an average relative humidity of 76%, November is the least humid month in Stonington.

What is the month with the shortest days in Stonington?

The month with the shortest days in Stonington is December, with an average of 8h and 54min of daylight.

What is the month with the least sunshine in Stonington?

December has the least sunshine of the year in Stonington, with an average of 4.5h of sunshine.

Average temperature
Stonington, ME

Average temperature - Stonington, ME

The warmest month (with the highest average high temperature) is August (68.9°F).
The month with the lowest average high temperature is January (31.5°F).

The month with the highest average low temperature is August (59.9°F).
The coldest month (with the lowest average low temperature) is January (21°F).

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Average pressure
Stonington, ME

Average pressure - Stonington, 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
Stonington, ME

Average wind speed - Stonington, ME

The windiest month (with the highest average wind speed) is January (14.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).

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Average rainfall
Stonington, ME

Average rainfall - Stonington, ME

The wettest month (with the highest rainfall) is October (2.09").
The driest month (with the least rainfall) is September (0.91").

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Average rainfall days
Stonington, ME

Average rainfall days - Stonington, ME

The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is February (5.3 days).

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Average snowfall
Stonington, ME

Average snowfall - Stonington, ME

The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Stonington, ME

Average snowfall days - Stonington, ME

The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature
Stonington, ME

Average sea temperature - Stonington, ME

The best month for swimming (with the highest average sea temperature) is August (58.6°F).
The coldest month (with the lowest average sea temperature) is March (38.2°F).

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Average daylight / Average sunshine
Stonington, ME

Average daylight / Average sunshine - Stonington, ME

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).

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Average sunshine days
Stonington, ME

Average sunshine days - Stonington, ME

The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is July (15.4 days).

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Average UV index
Stonington, ME

Average UV index - Stonington, 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, November and December (UV index 2).

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Average visibility
Stonington, ME

Average visibility - Stonington, ME

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

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Stonington, Maine, USA

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