April weather forecast
Long Island, ME

Weather in April

April is a chilly spring month in Long Island, Maine, with average temperature fluctuating between 38.1°F (3.4°C) and 47.8°F (8.8°C).

Temperature

In Long Island, the average high-temperature in April increases, from a cold 38.3°F (3.5°C) in March, to a frosty 47.8°F (8.8°C). In Long Island, Maine,, the average low-temperature is 38.1°F (3.4°C).

Humidity

The average relative humidity in Long Island is 77%.

Rainfall

In Long Island, in April, it is raining for 13.2 days, with typically 2.05" (52mm) of accumulated precipitation. Throughout the year, there are 127 rainfall days, and 21.93" (557mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Long Island. April is the last month it regularly snows in Long Island. During 1.6 snowfall days, Long Island aggregates 0.67" (17mm) of snow. Throughout the year, there are 29.7 snowfall days, and 11.73" (298mm) of snow is accumulated.

Daylight

The average length of the day in April is 13.5h.

Sunshine

The average sunshine in April is 8.1h.

UV index

In April, the average daily maximum UV index in Long Island, Maine, is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 3 in April transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in April in Long Island?

In April, the average relative humidity in Long Island, Maine, is 77%.

How much does it rain in Long Island in April?

In Long Island, during April, the rain falls for 13.2 days and regularly aggregates up to 2.05" (52mm) of precipitation.

What is the last month it snows in Long Island?

April is the last month it regularly snows. During 1.6 snowfall days, in April, Long Island aggregates 0.67" (17mm) of snow.

How many hours of daylight does Long Island have in April?

In Long Island, the average length of the day in April is 13.5h.

How many hours of sunshine does Long Island have in April?

The average sunshine in April is 8.1h.

How high is the UV index in April in Long Island?

In Long Island, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV rays.

Average temperature in April
Long Island, ME

Average temperature in April - Long Island, ME
  • Average high temperature in April: 47.8°F

The warmest month (with the highest average high temperature) is July (72.5°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in April: 38.1°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in April
Long Island, ME

Average pressure in April - Long Island, ME
  • Average pressure in April: 29.96"

Months with the highest atmospheric pressure are September and November (30.05").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in April
Long Island, ME

Average wind speed in April - Long Island, ME
  • Average wind speed in April: 10.4mph

The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).

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Average humidity in April
Long Island, ME

Average humidity in April - Long Island, ME
  • Average humidity in April: 77%

Months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (74%).

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Average rainfall in April
Long Island, ME

Average rainfall in April - Long Island, ME
  • Average rainfall in April: 2.05"

The wettest month (with the highest rainfall) is October (2.36").
The driest month (with the least rainfall) is September (1.18").

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Average rainfall days in April
Long Island, ME

Average rainfall days in April - Long Island, ME
  • Average rainfall days in April: 13.2 days

The month with the highest number of rainy days is July (14.7 days).
The month with the least rainy days is January (5.7 days).

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Average snowfall in April
Long Island, ME

Average snowfall in April - Long Island, ME
  • Average snowfall in April: 0.67"

The month with the highest snowfall is February (2.91").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Long Island, ME

Average snowfall days in April - Long Island, ME
  • Average snowfall days in April: 1.6 days

The month with the highest number of snowfall days is January (7.9 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Long Island, ME

Average daylight in April / Average sunshine in April - Long Island, ME
  • Average daylight in April: 13.5h

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in April: 8.1h

The month with the most sunshine is August (Average sunshine: 10.7h).
The month with the least sunshine is December (Average sunshine: 4.8h).

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Average sunshine days in April
Long Island, ME

Average sunshine days in April - Long Island, ME
  • Average sunshine days in April: 14.3 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (13.8 days).

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Average UV index in April
Long Island, ME

Average UV index in April - Long Island, ME
  • Average UV index in April: 3

Months with the highest UV index are June, July and August (UV index 5).
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
Long Island, ME

Average cloud cover in April - Long Island, ME
  • Average cloud cover in April: 47

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in April
Long Island, ME

Average visibility in April - Long Island, ME
  • Average visibility in April: 6mi

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

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