April weather forecast
Newcastle, ME

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Weather in April

April is a frosty spring month in Newcastle, Maine, with an average temperature ranging between min 36°F (2.2°C) and max 47.8°F (8.8°C).

Temperature

With the onset of April, Newcastle's average high-temperature experiences a rise, moving from March's cold 37.6°F (3.1°C) to a frosty 47.8°F (8.8°C). An average low-temperature of 36°F (2.2°C) is recorded in the month of April in Newcastle.

Humidity

The average relative humidity in April in Newcastle is 78%.

Rainfall

In April, the rain falls for 15.3 days. Throughout April, 2.99" (76mm) of precipitation is accumulated. Throughout the year, there are 144.1 rainfall days, and 29.29" (744mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Newcastle. April is the last month it regularly snows. During 2.6 snowfall days, in April, Newcastle aggregates 1.93" (49mm) of snow. Throughout the year, there are 40 snowfall days, and 18.27" (464mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 29min.
On the first day of April in Newcastle, sunrise is at 6:17 am and sunset at 7:05 pm. On the last day of the month, sunrise is at 5:29 am and sunset at 7:40 pm EDT.

Sunshine

The average sunshine in April in Newcastle is 7.5h.

UV index

In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 3 in April leads to these recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the temperature in April in Newcastle?

The high-temperature, in April, in Newcastle, is 47.8°F (8.8°C), while the low-temperature averages to 36°F (2.2°C).

What is the average humidity in April in Newcastle?

The average relative humidity in April in Newcastle is 78%.

How many days does it rain in April in Newcastle?

In Newcastle, in April, it is raining for 15.3 days, with typically 2.99" (76mm) of accumulated precipitation.

What is the last month it snows in Newcastle?

April is the last month it regularly snows. During 2.6 snowfall days, in April, Newcastle aggregates 1.93" (49mm) of snow.

How many hours of daylight does Newcastle have in April?

In Newcastle, the average day length in April is 13h and 29min.

When are sunrise and sunset in April in Newcastle?

In April, on the first day of the month, sunrise is at 6:17 am and sunset at 7:05 pm. On the last day of the month, in Newcastle, Maine, sunrise is at 5:29 am and sunset at 7:40 pm EDT.

How many hours of sunshine does Newcastle have in April?

In April, the average sunshine duration in Newcastle is 7.5h.

What is the UV index intensity in April in Newcastle?

In Newcastle, Maine, the average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium health risk from 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
Newcastle, ME

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

The warmest month (with the highest average high temperature) is August (72.7°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in April: 36°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in April
Newcastle, ME

Average pressure in April - Newcastle, 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
Newcastle, ME

Average wind speed in April - Newcastle, ME
  • Average wind speed in April: 10.1mph

The windiest month (with the highest average wind speed) is January (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in April
Newcastle, ME

Average humidity in April - Newcastle, ME
  • Average humidity in April: 78%

The months with the highest relative humidity are June and July (83%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in April
Newcastle, ME

Average rainfall in April - Newcastle, ME
  • Average rainfall in April: 2.99"

The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is July (1.57").

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Average rainfall days in April
Newcastle, ME

Average rainfall days in April - Newcastle, ME
  • Average rainfall days in April: 15.3 days

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

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Average snowfall in April
Newcastle, ME

Average snowfall in April - Newcastle, ME
  • Average snowfall in April: 1.93"

The month with the highest snowfall is January (4.37").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Newcastle, ME

Average snowfall days in April - Newcastle, ME
  • Average snowfall days in April: 2.6 days

The month with the highest number of snowfall days is January (9.3 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
Newcastle, ME

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in April: 7h and 3min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

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Average sunshine days in April
Newcastle, ME

Average sunshine days in April - Newcastle, ME
  • Average sunshine days in April: 11.4 days

The month with the most sunshine days is September (18.3 days).
The month with the least sunshine days is April (11.4 days).

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Average UV index in April
Newcastle, ME

Average UV index in April - Newcastle, 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
Newcastle, ME

Average cloud cover in April - Newcastle, ME
  • Average cloud cover in April: 51

The months with the most cloud cover are February, March, April and December (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in April
Newcastle, ME

Average visibility in April - Newcastle, ME
  • Average visibility in April: 6mi

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).

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Newcastle, Maine, USA

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