April weather forecast
Prospect Harbor, ME

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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).

Temperature

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). April's nights in Prospect Harbor observe an average temperature of 35.6°F (2°C).

Humidity

In Prospect Harbor, the average relative humidity in April is 77%.

Rainfall

In Prospect Harbor, in April, during 15.5 rainfall days, 3.5" (89mm) of precipitation is typically accumulated. In Prospect Harbor, Maine, during the entire year, the rain falls for 142.1 days and collects up to 32.28" (820mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Prospect Harbor, in April, during 3.1 snowfall days, 2.44" (62mm) of snow is typically accumulated. Throughout the year, in Prospect Harbor, there are 48.1 snowfall days, and 23.82" (605mm) of snow is accumulated.

Daylight

In Prospect Harbor, Maine, the average length of the day in April is 13h and 30min.
On the first day of the month, sunrise is at 6:11 am and sunset at 6:59 pm. On the last day of April, in Prospect Harbor, sunrise is at 5:22 am and sunset at 7:35 pm EDT.

Sunshine

In April, the average sunshine in Prospect Harbor is 7.2h.

UV index

In April, the average daily maximum UV index in Prospect Harbor is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high daily UV index of 3 during April translates into the following directions:
Ensure safety - Imperative it is to shield skin and eyes from damage. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What are the temperatures in Prospect Harbor in April?

In April, the average high-temperature and low-temperature in Prospect Harbor are 48.6°F (9.2°C) and 35.6°F (2°C) respectively.

What is the average humidity in April in Prospect Harbor?

In Prospect Harbor, Maine, the average relative humidity in April is 77%.

How much does it rain in Prospect Harbor in April?

In Prospect Harbor, during April, the rain falls for 15.5 days and regularly aggregates up to 3.5" (89mm) of precipitation.

How many days does it snow in April in Prospect Harbor?

In Prospect Harbor, in April, snow falls for 3.1 days, with typically accumulated 2.44" (62mm) of snow.

What is the average length of the day in April in Prospect Harbor?

The average day length in April in Prospect Harbor is 13h and 30min.

When are sunrise and sunset in April in Prospect Harbor?

In April, on the first day of the month, sunrise is at 6:11 am and sunset at 6:59 pm. On the last day of the month, in Prospect Harbor, sunrise is at 5:22 am and sunset at 7:35 pm EDT.

How long on average sun shines in April in Prospect Harbor?

In Prospect Harbor, the average sunshine duration in April is 7.2h.

What is the UV index reading in April in Prospect Harbor?

In April, the average daily maximum UV index in Prospect Harbor is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Prospect Harbor, ME

Average temperature in April - Prospect Harbor, ME
  • Average high temperature in April: 48.6°F

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).

  • Average low temperature in April: 35.6°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 in April
Prospect Harbor, ME

Average pressure in April - Prospect Harbor, ME
  • Average pressure in April: 29.95"Hg

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 in April
Prospect Harbor, ME

Average wind speed in April - Prospect Harbor, ME
  • Average wind speed in April: 9.2mph

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 in April
Prospect Harbor, ME

Average humidity in April - Prospect Harbor, ME
  • Average humidity in April: 77%

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 in April
Prospect Harbor, ME

Average rainfall in April - Prospect Harbor, ME
  • Average rainfall in April: 3.5"

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 in April
Prospect Harbor, ME

Average rainfall days in April - Prospect Harbor, ME
  • Average rainfall days in April: 15.5 days

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 in April
Prospect Harbor, ME

Average snowfall in April - Prospect Harbor, ME
  • Average snowfall in April: 2.44"

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 in April
Prospect Harbor, ME

Average snowfall days in April - Prospect Harbor, ME
  • Average snowfall days in April: 3.1 days

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 in April /
Average sunshine in April
Prospect Harbor, ME

Average daylight in April / Average sunshine in April - Prospect Harbor, ME
  • Average daylight in April: 13h and 3min

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).

  • Average sunshine in April: 7h and 1min

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 in April
Prospect Harbor, ME

Average sunshine days in April - Prospect Harbor, ME
  • Average sunshine days in April: 11.2 days

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 in April
Prospect Harbor, ME

Average UV index in April - Prospect Harbor, ME
  • Average UV index in April: 3

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 cloud cover in April
Prospect Harbor, ME

Average cloud cover in April - Prospect Harbor, ME
  • Average cloud cover in April: 54

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 35).

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Average visibility in April
Prospect Harbor, ME

Average visibility in April - Prospect Harbor, ME
  • Average visibility in April: 6mi

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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