April weather forecast
Southborough, MA

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Weather in April

April is a mild spring month in Southborough, Massachusetts, with temperature in the range of an average low of 39°F (3.9°C) and an average high of 55.9°F (13.3°C).

Temperature

Southborough's weather in April shows a rise in the average high-temperature, moving up from March's chilly 43°F (6.1°C) to a moderate 55.9°F (13.3°C). Southborough's temperature in April lowers to a consistent average of 39°F (3.9°C) during the nights.

Humidity

April is the least humid month, with an average relative humidity of 71%.

Rainfall

In Southborough, Massachusetts, in April, it is raining for 13.5 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, in Southborough, Massachusetts, there are 140.8 rainfall days, and 26.34" (669mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Southborough, in April, snow falls for 1.5 days, with typically accumulated 1.69" (43mm) of snow. Throughout the year, there are 32.4 snowfall days, and 21.61" (549mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 24min.
On the first day of the month, sunrise is at 6:27 am and sunset at 7:12 pm. On the last day of April, sunrise is at 5:41 am and sunset at 7:44 pm EDT.

Sunshine

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

UV index

The average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: In April, the UV index of 3 transforms into the following advice:
Heed the precautions - It is counselled to guard against solar damage. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

What are April temperatures in Southborough?

In Southborough, in April, the average high-temperature is 55.9°F (13.3°C), and the average low-temperature is 39°F (3.9°C).

What is the least humid month in Southborough?

April is the least humid month, with an average relative humidity of 71%.

What is the average humidity in April in Southborough?

The average relative humidity in April in Southborough is 71%.

How many days does it rain in April in Southborough?

In Southborough, in April, it is raining for 13.5 days, with typically 2.52" (64mm) of accumulated precipitation.

How much does it snow in Southborough in April?

In Southborough, Massachusetts, during April, snow falls for 1.5 days and regularly aggregates up to 1.69" (43mm) of snow.

How many hours of daylight does Southborough have in April?

In Southborough, the average day length in April is 13h and 24min.

When is the sunrise / sunset in April in Southborough?

On the first day of April in Southborough, sunrise is at 6:27 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 7:44 pm EDT.

How long on average sun shines in April in Southborough?

In Southborough, the average sunshine duration in April is 8.1h.

What is the UV index reading in April in Southborough?

The average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Southborough, MA

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

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in April: 39°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in April
Southborough, MA

Average pressure in April - Southborough, MA
  • Average pressure in April: 29.97"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in April
Southborough, MA

Average wind speed in April - Southborough, MA
  • Average wind speed in April: 8mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in April
Southborough, MA

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

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in April
Southborough, MA

Average rainfall in April - Southborough, MA
  • Average rainfall in April: 2.52"

The wettest months (with the highest rainfall) are March, November and December (2.56").
The driest month (with the least rainfall) is September (1.34").

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Average rainfall days in April
Southborough, MA

Average rainfall days in April - Southborough, MA
  • Average rainfall days in April: 13.5 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (6.8 days).

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Average snowfall in April
Southborough, MA

Average snowfall in April - Southborough, MA
  • Average snowfall in April: 1.69"

The month with the highest snowfall is February (5.24").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in April
Southborough, MA

Average snowfall days in April - Southborough, MA
  • Average snowfall days in April: 1.5 days

The month with the highest number of snowfall days is February (7.8 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
Southborough, MA

Average daylight in April / Average sunshine in April - Southborough, MA
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in April: 8h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in April
Southborough, MA

Average sunshine days in April - Southborough, MA
  • Average sunshine days in April: 13.4 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is April (13.4 days).

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Average UV index in April
Southborough, MA

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

The months with the highest UV index are June, July and August (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
Southborough, MA

Average cloud cover in April - Southborough, MA
  • Average cloud cover in April: 46

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
Southborough, MA

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

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

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Southborough, Massachusetts, USA

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