Climate and monthly weather forecast
Prospect Harbor, ME

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Weather in January

January, the same as December, in Prospect Harbor, Maine, is another subzero cold winter month, with an average temperature varying between 29.7°F (-1.3°C) and 18.5°F (-7.5°C). In Prospect Harbor, the month of January is known for its lowest average temperatures, reaching a high of 29.7°F (-1.3°C) and a low of 18.5°F (-7.5°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Prospect Harbor, Maine, with temperature in the range of an average low of 18.9°F (-7.3°C) and an average high of 30.7°F (-0.7°C). With February's advent, Prospect Harbor sees an average high-temperature of a still subzero cold 30.7°F (-0.7°C), subtly shifted from January's 29.7°F (-1.3°C). Weather in February »

Weather in March

March, the first month of the spring in Prospect Harbor, is an icy month, with an average temperature ranging between max 37.2°F (2.9°C) and min 25.9°F (-3.4°C). March witnesses a minor rise in the average high-temperature, transitioning from a subzero cold 30.7°F (-0.7°C) in February to an icy 37.2°F (2.9°C). Weather in March »

Weather in April

April in Prospect Harbor, Maine, is a chilly spring month, with an average temperature fluctuating between 48.6°F (9.2°C) and 35.6°F (2°C). With the beginning of April, Prospect Harbor's average high-temperature sees an increase, transitioning from a wintry 37.2°F (2.9°C) in March to a chilly 48.6°F (9.2°C). Weather in April »

Weather in May

The last month of the spring, May, is a refreshing month in Prospect Harbor, Maine, with an average temperature varying between 58.6°F (14.8°C) and 44.2°F (6.8°C). May's arrival coincides with a rise in the average high-temperature, moving from April's frosty 48.6°F (9.2°C) to a refreshing 58.6°F (14.8°C). Weather in May »

Weather in June

June, the first month of the summer in Prospect Harbor, is a comfortable month, with an average temperature ranging between min 51.4°F (10.8°C) and max 66°F (18.9°C). Prospect Harbor in June denotes a subtle temperature transition, adjusting from an average high of a mild 58.6°F (14.8°C) in May to a comfortable 66°F (18.9°C). Weather in June »

Weather in July

July in Prospect Harbor, Maine, is an agreeable summer month, with an average temperature varying between 73.2°F (22.9°C) and 58.1°F (14.5°C). The shift from June to July introduces a subtle increase in the average high-temperature, moving from an enjoyable 66°F (18.9°C) to a pleasant 73.2°F (22.9°C). Weather in July »

Weather in August

The last month of the summer, August, is a warm month in Prospect Harbor, Maine, with temperature in the range of an average high of 73.4°F (23°C) and an average low of 57.7°F (14.3°C). August is the warmest month, exhibiting average temperatures of 73.4°F (23°C) at the peak and 57.7°F (14.3°C) at the base. Weather in August »

Weather in September

The first month of the autumn, September, is also an enjoyable month in Prospect Harbor, Maine, with an average temperature fluctuating between 52.7°F (11.5°C) and 67.1°F (19.5°C). In Prospect Harbor, the average high-temperature in September slightly decreases from a warm 73.4°F (23°C) in August to a comfortable 67.1°F (19.5°C). Weather in September »

Weather in October

October, like September, is another mild autumn month in Prospect Harbor, Maine, with an average temperature varying between 45°F (7.2°C) and 55.9°F (13.3°C). October brings a decrease in the average high-temperature, falling from September's comfortable 67.1°F (19.5°C) to a mild 55.9°F (13.3°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Prospect Harbor, Maine, with an average temperature varying between 44.8°F (7.1°C) and 34.7°F (1.5°C). The onset of November coincides with a reduction in the average high-temperature, falling from a refreshing 55.9°F (13.3°C) in October to a frosty 44.8°F (7.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Prospect Harbor, Maine, with an average temperature ranging between min 25.7°F (-3.5°C) and max 35.1°F (1.7°C). The arrival of December indicates a decrease in the average high-temperature, moving from a frosty 44.8°F (7.1°C) in November to an icy 35.1°F (1.7°C). Weather in December »
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Frequently asked questions

What time of the year is the coldest in Prospect Harbor?

January brings the lowest temperatures, with an average high of 29.7°F (-1.3°C) and an average low of 18.5°F (-7.5°C).

How much does it rain in Prospect Harbor?

Throughout the year, in Prospect Harbor, there are 142.1 rainfall days, and 32.28" (820mm) of precipitation is accumulated.

When does it snow in Prospect Harbor?

Months with snowfall in Prospect Harbor, Maine, are January through May, October through December.

How much does it snow in Prospect Harbor?

In Prospect Harbor, Maine, during the entire year, snow falls for 48.1 days and aggregates up to 23.82" (605mm) of snow.

What are the months with the lowest UV index in Prospect Harbor?

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

What is the most humid month in Prospect Harbor?

February is the most humid month, with an average relative humidity of 83%.

What is the snowiest month in Prospect Harbor?

The month with the most snowfall in Prospect Harbor, Maine, is February, when snow falls for 11.4 days and typically aggregates up to 5.75" (146mm) of snow.

What is the month with the least sunshine in Prospect Harbor?

The month with the least sunshine in Prospect Harbor is February, with an average of 4.1h of sunshine.

When is Daylight Saving Time (DST) in Prospect Harbor?

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 Prospect Harbor?

In Prospect Harbor, Maine, snow does not fall in June through September.

When are the longest days in Prospect Harbor?

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

What are the months with the highest UV index in Prospect Harbor?

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

What is the driest month in Prospect Harbor?

July is the month with the least rainfall. Rain falls for 13 days and accumulates 1.57" (40mm) of precipitation.

What time of the year is the hottest in Prospect Harbor?

Prospect Harbor, Maine, registers the average highest temperatures during August, with peaks of 73.4°F (23°C) and lows of 57.7°F (14.3°C).

What month has the most sunshine in Prospect Harbor?

The month with the most sunshine in Prospect Harbor is August, with an average of 10.1h of sunshine.

What is the least humid month in Prospect Harbor?

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

What is the wettest month in Prospect Harbor?

December is the month with the most rainfall. Rain falls for 11.5 days and accumulates 3.94" (100mm) of precipitation.

What is the month with the shortest days in Prospect Harbor?

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

Average temperature
Prospect Harbor, ME

Average temperature - Prospect Harbor, ME

The warmest month (with the highest average high temperature) is August (73.4°F).
The month with the lowest average high temperature is January (29.7°F).

The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure
Prospect Harbor, ME

Average pressure - Prospect Harbor, 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
Prospect Harbor, ME

Average wind speed - Prospect Harbor, ME

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity
Prospect Harbor, ME

Average humidity - Prospect Harbor, ME

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is November (76%).

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Average rainfall
Prospect Harbor, ME

Average rainfall - Prospect Harbor, ME

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is July (1.57").

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Average rainfall days
Prospect Harbor, ME

Average rainfall days - Prospect Harbor, ME

The month with the highest number of rainy days is April (15.5 days).
The month with the least rainy days is February (7.5 days).

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Average snowfall
Prospect Harbor, ME

Average snowfall - Prospect Harbor, ME

The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Prospect Harbor, ME

Average snowfall days - Prospect Harbor, ME

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Prospect Harbor, ME

Average daylight / Average sunshine - Prospect Harbor, 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 6min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

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Average sunshine days
Prospect Harbor, ME

Average sunshine days - Prospect Harbor, ME

The month with the most sunshine days is August (18.7 days).
The month with the least sunshine days is April (11.2 days).

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Average UV index
Prospect Harbor, ME

Average UV index - Prospect Harbor, 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
Prospect Harbor, ME

Average visibility - Prospect Harbor, ME

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

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Prospect Harbor, Maine, USA

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