Climate and monthly weather forecast
Little Deer Isle, ME

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Weather in January

January, like December, is another subzero cold winter month in Little Deer Isle, Maine, with an average temperature ranging between min 21°F (-6.1°C) and max 31.5°F (-0.3°C). Little Deer Isle notes the coldest temperatures in January, with a high average of 31.5°F (-0.3°C) and a low of 21°F (-6.1°C). Weather in January »

Weather in February

The last month of the winter, February, is an icy month in Little Deer Isle, Maine, with an average temperature ranging between max 32.4°F (0.2°C) and min 22.1°F (-5.5°C). At the start of February, Little Deer Isle's average high-temperature reaches an icy 32.4°F (0.2°C), subtly different from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is still a cold month in Little Deer Isle, Maine, with temperature in the range of an average high of 37°F (2.8°C) and an average low of 27.9°F (-2.3°C). As March takes hold, the average high-temperature is a still wintry 37°F (2.8°C), nearly mirroring that of the previous month. Weather in March »

Weather in April

April is a chilly spring month in Little Deer Isle, Maine, with an average temperature ranging between max 46°F (7.8°C) and min 37.2°F (2.9°C). The rise of average high-temperatures is seen in April, with an increase from a wintry 37°F (2.8°C) in March to a frosty 46°F (7.8°C). Weather in April »

Weather in May

May, the last month of the spring in Little Deer Isle, is a cool month, with an average temperature ranging between max 55°F (12.8°C) and min 45.5°F (7.5°C). May brings a rise in the average high-temperature, transitioning from April's frosty 46°F (7.8°C) 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 Little Deer Isle, Maine, with an average temperature varying between 53.1°F (11.7°C) and 62.2°F (16.8°C). The embrace of June brings a minor uplift in the average high-temperature, shifting from a cool 55°F (12.8°C) in May to a refreshing 62.2°F (16.8°C). Weather in June »

Weather in July

July is an agreeable summer month in Little Deer Isle, 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). July brings a slight rise in Little Deer Isle's average high-temperature, moving from an enjoyable 62.2°F (16.8°C) in June to a pleasant 68.7°F (20.4°C). Weather in July »

Weather in August

The last month of the summer, August, is another pleasant month in Little Deer Isle, Maine, with temperature in the range of an average high of 68.9°F (20.5°C) and an average low of 59.9°F (15.5°C). In Little Deer Isle, August is the month with the highest recorded average temperatures, measuring a high of 68.9°F (20.5°C) and a low of 59.9°F (15.5°C). Weather in August »

Weather in September

September, the first month of the autumn in Little Deer Isle, is also an enjoyable month, with an average temperature varying between 63.9°F (17.7°C) and 54.7°F (12.6°C). Little Deer Isle experiences a minor change to a comfortable 63.9°F (17.7°C) in average high-temperature during September, closely reflecting August. Weather in September »

Weather in October

October, like September, in Little Deer Isle, Maine, is a cool autumn month, with temperature in the range of an average high of 54.9°F (12.7°C) and an average low of 47.1°F (8.4°C). October implies a gentle temperature shift, with average high-temperatures reducing from September's enjoyable 63.9°F (17.7°C) to a cool 54.9°F (12.7°C). Weather in October »

Weather in November

November, the last month of the autumn in Little Deer Isle, is also a frosty month, with an average temperature fluctuating between 37.4°F (3°C) and 45.3°F (7.4°C). Little Deer Isle's progression into November involves a drop in the average high-temperature, receding from a fresh 54.9°F (12.7°C) in October to a chilly 45.3°F (7.4°C). Weather in November »

Weather in December

December, the first month of the winter in Little Deer Isle, is also an icy month, with temperature in the range of an average high of 36.7°F (2.6°C) and an average low of 27.7°F (-2.4°C). As November shifts into December, a minor alteration in temperatures is observed, with average highs reducing from a frosty 45.3°F (7.4°C) to a cold 36.7°F (2.6°C). Weather in December »

Frequently asked questions

What are the coldest months?

Little Deer Isle's January weather reaches an average high of 31.5°F (-0.3°C) and an average low of 21°F (-6.1°C), making it the coldest month.

How many days does it rain?

Throughout the year, in Little Deer Isle, there are 115.5 rainfall days, and 17.95" (456mm) of precipitation is accumulated.

When does it snow?

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

How many days does it snow?

Throughout the year, there are 29.2 snowfall days, and 9.65" (245mm) of snow is accumulated.

When is the lowest UV index?

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

What is the snowiest month?

February is the month with the most snowfall. Snow falls for 6.6 days and accumulates 2.32" (59mm) of snow.

When is Daylight Saving Time (DST)?

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?

May through September are months without snowfall.

When are the longest days?

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

What is the month with the highest UV index?

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

What is the most humid month?

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

What month is the hottest?

In Little Deer Isle, August is the warmest month, with temperatures averaging a high of 68.9°F (20.5°C) and a low of 59.9°F (15.5°C).

What month has the most sunshine?

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

What is the driest month?

September is the month with the least rainfall. Rain falls for 8.7 days and accumulates 0.91" (23mm) of precipitation.

What is the rainiest month?

October is the month with the most rainfall. Rain falls for 10.6 days and accumulates 2.09" (53mm) of precipitation.

What is the least humid month?

November is the least humid month, with an average relative humidity of 76%.

What is the month with the shortest days in Little Deer Isle?

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

What is the month with the least sunshine?

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

Average temperature
Little Deer Isle, ME

Average temperature - Little Deer Isle, 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).

Average pressure
Little Deer Isle, ME

Average pressure - Little Deer Isle, 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
Little Deer Isle, ME

Average wind speed - Little Deer Isle, 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).

Average humidity
Little Deer Isle, ME

Average humidity - Little Deer Isle, ME

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (76%).

Average rainfall
Little Deer Isle, ME

Average rainfall - Little Deer Isle, ME

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

Average rainfall days
Little Deer Isle, ME

Average rainfall days - Little Deer Isle, 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).

Average snowfall
Little Deer Isle, ME

Average snowfall - Little Deer Isle, 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").

Average snowfall days
Little Deer Isle, ME

Average snowfall days - Little Deer Isle, 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).

Average daylight / Average sunshine
Little Deer Isle, ME

Average daylight / Average sunshine - Little Deer Isle, 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: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).

Average sunshine days
Little Deer Isle, ME

Average sunshine days - Little Deer Isle, 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).

Average UV index
Little Deer Isle, ME

Average UV index - Little Deer Isle, 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).

Average visibility
Little Deer Isle, ME

Average visibility - Little Deer Isle, 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).

Little Deer Isle, Maine, USA

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