April weather forecast
Walpole, ME

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Weather in April

April in Walpole, Maine, is a chilly spring month, with temperature in the range of an average low of 36.1°F (2.3°C) and an average high of 49.1°F (9.5°C).

Temperature

Walpole experiences a temperature shift with the start of April, with average high-temperatures moving from a cold 37.9°F (3.3°C) in March to a frosty 49.1°F (9.5°C). Throughout April, the temperature in Walpole falls to an average low of 36.1°F (2.3°C).

Humidity

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

Rainfall

In April, the rain falls for 15.1 days. Throughout April, 3.07" (78mm) of precipitation is accumulated. Throughout the year, in Walpole, there are 142.1 rainfall days, and 30.51" (775mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. In April, in Walpole, it is snowing for 2.7 days. Throughout April, 1.54" (39mm) of snow is accumulated. Throughout the year, in Walpole, there are 40 snowfall days, and 20.08" (510mm) of snow is accumulated.

Daylight

In Walpole, the average length of the day in April is 13h and 28min.
On the first day of the month, sunrise is at 6:18 am and sunset at 7:05 pm. On the last day of April, in Walpole, sunrise is at 5:30 am and sunset at 7:40 pm EDT.

Sunshine

In April, the average sunshine in Walpole, Maine, is 7.6h.

UV index

In April, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 3 in April interprets into the following advice:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Direct Sun exposure should be minimized especially during midday when radiation is most intense. During bright days, sunglasses that offer UVA and UVB defense are recommended. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Frequently asked questions

What is the average April temperature in Walpole?

An average high-temperature, in April, in Walpole, is 49.1°F (9.5°C) and the average low-temperature is 36.1°F (2.3°C).

What is the average humidity in April in Walpole?

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

How much does it rain in Walpole in April?

In April, the rain falls for 15.1 days. Throughout April, 3.07" (78mm) of precipitation is accumulated.

How many days does it snow in April in Walpole?

In Walpole, in April, snow falls for 2.7 days, with typically accumulated 1.54" (39mm) of snow.

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

The average day length in April is 13h and 28min.

When is the sunrise / sunset in April in Walpole?

In April, on the first day of the month, sunrise is at 6:18 am and sunset at 7:05 pm. On the last day of the month, in Walpole, sunrise is at 5:30 am and sunset at 7:40 pm EDT.

How long on average sun shines in April in Walpole?

The average sunshine duration in April is 7.6h.

How high is the UV index in April in Walpole?

The average daily maximum UV index in April in Walpole is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
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
Walpole, ME

Average temperature in April - Walpole, ME
  • Average high temperature in April: 49.1°F

The warmest months (with the highest average high temperature) are July and August (74.1°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in April: 36.1°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure in April
Walpole, ME

Average pressure in April - Walpole, 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 (29.91"Hg).

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Average wind speed in April
Walpole, ME

Average wind speed in April - Walpole, ME
  • Average wind speed in April: 9.6mph

The windiest months (with the highest average wind speed) are January and March (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in April
Walpole, ME

Average humidity in April - Walpole, ME
  • Average humidity in April: 77%

The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in April
Walpole, ME

Average rainfall in April - Walpole, ME
  • Average rainfall in April: 3.07"

The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in April
Walpole, ME

Average rainfall days in April - Walpole, ME
  • Average rainfall days in April: 15.1 days

The month with the highest number of rainy days is April (15.1 days).
The month with the least rainy days is January (6.6 days).

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Average snowfall in April
Walpole, ME

Average snowfall in April - Walpole, ME
  • Average snowfall in April: 1.54"

The month with the highest snowfall is January (5.28").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in April
Walpole, ME

Average snowfall days in April - Walpole, ME
  • Average snowfall days in April: 2.7 days

The month with the highest number of snowfall days is February (9.5 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
Walpole, ME

Average daylight in April / Average sunshine in April - Walpole, 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

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Average sunshine days in April
Walpole, ME

Average sunshine days in April - Walpole, ME
  • Average sunshine days in April: 11.7 days

The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is April (11.7 days).

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Average UV index in April
Walpole, ME

Average UV index in April - Walpole, ME
  • Average UV index in April: 3

The month with the highest UV index is July (UV index 6).
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
Walpole, ME

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

The months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in April
Walpole, ME

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

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

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Walpole, Maine, USA

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