April weather forecast and climate
Attleboro, MA

Weather in April

April is a mild spring month in Attleboro, Massachusetts, with average temperature varying between 40.3°F (4.6°C) and 55.9°F (13.3°C).

Temperature

In April, the average high-temperature increases, from a frosty 44.2°F (6.8°C) in March, to a mild 55.9°F (13.3°C). In Attleboro, the average low-temperature is 40.3°F (4.6°C).

Humidity

The least humid month in Attleboro is April, with an average relative humidity of 71%.

Rainfall

The month with the most rainfall in Attleboro is April when the rain falls for 15.7 days and typically aggregates up to 3.11" (79mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In Attleboro, in April, during 1.3 snowfall days, 0.83" (21mm) of snow is typically accumulated. Throughout the year, there are 29.8 snowfall days, and 14.13" (359mm) of snow is accumulated.

Daylight

The average length of the day is 13.4h.

Sunshine

In April, the average sunshine in Attleboro is 8.1h.

UV index

The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to the UV radiation for ordinary individuals.
Note: In April, the average maximum UV index of 3 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in April in Attleboro?

In April, the average high-temperature is 55.9°F (13.3°C), and the average low-temperature is 40.3°F (4.6°C).

What is the least humid month in Attleboro?

With an average relative humidity of 71%, April is the least humid month in Attleboro.

What is the average humidity in April in Attleboro?

The average relative humidity in April is 71%.

How much does it rain in Attleboro in April?

In Attleboro, in April, during 15.7 rainfall days, 3.11" (79mm) of precipitation is typically accumulated.

What is the wettest month in Attleboro?

April is the month with the most rainfall in Attleboro. Rain falls for 15.7 days and accumulates 3.11" (79mm) of precipitation.

How much does it snow in Attleboro in April?

In Attleboro, during April, snow falls for 1.3 days and regularly aggregates up to 0.83" (21mm) of snow.

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

In Attleboro, the average length of the day in April is 13.4h.

How long on average sun shines in April in Attleboro?

The average sunshine in April in Attleboro is 8.1h.

What is the UV index intensity in April in Attleboro?

In April, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from the exposure to the Sun's UV rays.

Average temperature in April
Attleboro, MA

Average temperature in April - Attleboro, MA
  • Average high temperature in April: 55.9°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in April: 40.3°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in April
Attleboro, MA

Average pressure in April - Attleboro, MA
  • Average pressure in April: 29.97"

The month with the highest atmospheric pressure is November (30.07").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in April
Attleboro, MA

Average wind speed in April - Attleboro, MA
  • Average wind speed in April: 8.8mph

The windiest months (with the highest average wind speed) are February and March (9.3mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average humidity in April
Attleboro, MA

Average humidity in April - Attleboro, MA
  • Average humidity in April: 71%

Months with the highest relative humidity are February, June, September and October (78%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in April
Attleboro, MA

Average rainfall in April - Attleboro, MA
  • Average rainfall in April: 3.11"

The wettest month (with the highest rainfall) is April (3.11").
The driest month (with the least rainfall) is September (1.34").

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Average rainfall days in April
Attleboro, MA

Average rainfall days in April - Attleboro, MA
  • Average rainfall days in April: 15.7 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in April
Attleboro, MA

Average snowfall in April - Attleboro, MA
  • Average snowfall in April: 0.83"

The month with the highest snowfall is March (4.06").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in April
Attleboro, MA

Average snowfall days in April - Attleboro, MA
  • Average snowfall days in April: 1.3 days

The month with the highest number of snowfall days is January (7.8 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in April /
Average sunshine in April
Attleboro, MA

Average daylight in April / Average sunshine in April - Attleboro, MA
  • Average daylight in April: 13.4h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in April: 8.1h

The month with the most sunshine is August (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.7h).

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Average sunshine days in April
Attleboro, MA

Average sunshine days in April - Attleboro, MA
  • Average sunshine days in April: 12.8 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is April (12.8 days).

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Average UV index in April
Attleboro, MA

Average UV index in April - Attleboro, MA
  • Average UV index in April: 3

Months with the highest UV index are June, July and August (UV index 6).
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
Attleboro, MA

Average cloud cover in April - Attleboro, MA
  • Average cloud cover in April: 47

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in April
Attleboro, MA

Average visibility in April - Attleboro, MA
  • Average visibility in April: 6mi

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

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