April weather forecast
Greenville, ME

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Weather in April

April in Greenville, Maine, is a frosty spring month, with an average temperature fluctuating between 44.6°F (7°C) and 28.8°F (-1.8°C).

Temperature

Noticing a change, the average high-temperature during April moves from March's freezing cold 31.1°F (-0.5°C) to a frosty 44.6°F (7°C). April's nights in Greenville observe an average temperature of 28.8°F (-1.8°C).

Humidity

In Greenville, the average relative humidity in April is 83%.

Rainfall

April is the month with the most rainfall. Rain falls for 14.4 days and accumulates 3.54" (90mm) of precipitation.

Snowfall

Months with snowfall in Greenville are January through May, October through December. In Greenville, Maine, in April, during 11.7 snowfall days, 8.74" (222mm) of snow is typically accumulated. In Greenville, Maine, during the entire year, snow falls for 104.3 days and aggregates up to 76.26" (1937mm) of snow.

Daylight

In Greenville, the average length of the day in April is 13h and 33min.
On the first day of the month, sunrise is at 6:17 am and sunset at 7:06 pm. On the last day of April, sunrise is at 5:26 am and sunset at 7:44 pm EDT.

Sunshine

In April, the average sunshine is 5.7h.

UV index

The average daily maximum UV index in April is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In April, a daily maximum UV index of 2 leads to the following instructions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. To protect against the Sun's most potent rays, avoid direct exposure around midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is April in Greenville?

April temperatures in Greenville, Maine, vary between a high-temperature of 44.6°F (7°C) and a low-temperature of 28.8°F (-1.8°C).

What is the average humidity in April in Greenville?

In Greenville, the average relative humidity in April is 83%.

What is the rainiest month in Greenville?

The month with the most rainfall in Greenville is April, when the rain falls for 14.4 days and typically aggregates up to 3.54" (90mm) of precipitation.

How much does it rain in Greenville in April?

In Greenville, in April, during 14.4 rainfall days, 3.54" (90mm) of precipitation is typically accumulated.

How many days does it snow in April in Greenville?

In Greenville, Maine, in April, during 11.7 snowfall days, 8.74" (222mm) of snow is typically accumulated.

What is the average length of the day in April in Greenville?

In Greenville, Maine, the average day length in April is 13h and 33min.

When is the sunrise / sunset in April in Greenville?

On the first day of April in Greenville, sunrise is at 6:17 am and sunset at 7:06 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 7:44 pm EDT.

How long on average sun shines in April in Greenville?

In April, the average sunshine duration in Greenville is 5.7h.

What is the UV index intensity in April in Greenville?

In Greenville, Maine, the average daily maximum UV index in April is 2. A UV Index of 2, and less, symbolizes a minimal 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
Greenville, ME

Average temperature in April - Greenville, ME
  • Average high temperature in April: 44.6°F

The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is January (20.8°F).

  • Average low temperature in April: 28.8°F

The month with the highest average low temperature is July (54.5°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).

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Average pressure in April
Greenville, ME

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

The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in April
Greenville, ME

Average wind speed in April - Greenville, ME
  • Average wind speed in April: 7.5mph

The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in April
Greenville, ME

Average humidity in April - Greenville, ME
  • Average humidity in April: 83%

The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (77%).

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Average rainfall in April
Greenville, ME

Average rainfall in April - Greenville, ME
  • Average rainfall in April: 3.54"

The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is February (2.24").

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Average rainfall days in April
Greenville, ME

Average rainfall days in April - Greenville, ME
  • Average rainfall days in April: 14.4 days

The months with the highest number of rainy days are July and August (17.8 days).
The month with the least rainy days is February (4.4 days).

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Average snowfall in April
Greenville, ME

Average snowfall in April - Greenville, ME
  • Average snowfall in April: 8.74"

The month with the highest snowfall is January (14.33").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Greenville, ME

Average snowfall days in April - Greenville, ME
  • Average snowfall days in April: 11.7 days

The month with the highest number of snowfall days is February (20.6 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
Greenville, ME

Average daylight in April / Average sunshine in April - Greenville, ME
  • Average daylight in April: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in April: 5h and 4min

The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).

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Average sunshine days in April
Greenville, ME

Average sunshine days in April - Greenville, ME
  • Average sunshine days in April: 9 days

The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is February (8.1 days).

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Average UV index in April
Greenville, ME

Average UV index in April - Greenville, ME
  • Average UV index in April: 2

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

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Average cloud cover in April
Greenville, ME

Average cloud cover in April - Greenville, ME
  • Average cloud cover in April: 63

The month with the most cloud cover is February (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 45).

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Average visibility in April
Greenville, ME

Average visibility in April - Greenville, ME
  • Average visibility in April: 4mi

The months with the highest visibility are May, July, October and November (5mi).
The months with the lowest visibility are January, February, March, April, June, August, September and December (4mi).

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Greenville, Maine, USA

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