January weather forecast and climate
Attleboro, MA

Weather in January

January, the same as December, is a wintry winter month in Attleboro, Massachusetts, with average temperature ranging between max 34.3°F (1.3°C) and min 22.5°F (-5.3°C).

Temperature

January is the coldest month, with an average high-temperature of 34.3°F (1.3°C) and an average low-temperature of 22.5°F (-5.3°C).

Humidity

The average relative humidity in January is 77%.

Rainfall

In Attleboro, Massachusetts, during January, the rain falls for 8.3 days and regularly aggregates up to 2.48" (63mm) of precipitation. In Attleboro, Massachusetts, during the entire year, the rain falls for 149.9 days and collects up to 29.09" (739mm) of precipitation.

Snowfall

Months with snowfall in Attleboro, Massachusetts, are January through May, November and December. In Attleboro, in January, snow falls for 7.8 days, with typically accumulated 2.72" (69mm) of snow. Throughout the year, in Attleboro, there are 29.8 snowfall days, and 14.13" (359mm) of snow is accumulated.

Daylight

The average length of the day in Attleboro is 9.5h.

Sunshine

In January, the average sunshine is 5.1h.

UV index

Months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Attleboro?

The coldest month in Attleboro, Massachusetts, is January, with an average high-temperature of 34.3°F (1.3°C) and an average low-temperature of 22.5°F (-5.3°C).

What is the temperature in January in Attleboro?

In January, in Attleboro, Massachusetts, the average high-temperature is 34.3°F (1.3°C), and the average low-temperature is 22.5°F (-5.3°C).

What is the average humidity in January in Attleboro?

The average relative humidity in January in Attleboro, Massachusetts, is 77%.

How many days does it rain in January in Attleboro?

In Attleboro, during January, the rain falls for 8.3 days and regularly aggregates up to 2.48" (63mm) of precipitation.

How much does it snow in Attleboro in January?

In Attleboro, in January, during 7.8 snowfall days, 2.72" (69mm) of snow is typically accumulated.

How many hours of daylight does Attleboro have in January?

In Attleboro, the average length of the day in January is 9.5h.

How many hours of sunshine does Attleboro have in January?

In Attleboro, the average sunshine in January is 5.1h.

What are the months with the lowest UV index in Attleboro?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Attleboro, Massachusetts.

What is the UV index intensity in January in Attleboro?

In Attleboro, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays.

Average temperature in January
Attleboro, MA

Average temperature in January - Attleboro, MA
  • Average high temperature in January: 34.3°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 January: 22.5°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 January
Attleboro, MA

Average pressure in January - Attleboro, MA
  • Average pressure in January: 30.01"

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 January
Attleboro, MA

Average wind speed in January - Attleboro, MA
  • Average wind speed in January: 9.2mph

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 January
Attleboro, MA

Average humidity in January - Attleboro, MA
  • Average humidity in January: 77%

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 January
Attleboro, MA

Average rainfall in January - Attleboro, MA
  • Average rainfall in January: 2.48"

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 January
Attleboro, MA

Average rainfall days in January - Attleboro, MA
  • Average rainfall days in January: 8.3 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 January
Attleboro, MA

Average snowfall in January - Attleboro, MA
  • Average snowfall in January: 2.72"

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 January
Attleboro, MA

Average snowfall days in January - Attleboro, MA
  • Average snowfall days in January: 7.8 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 January /
Average sunshine in January
Attleboro, MA

Average daylight in January / Average sunshine in January - Attleboro, MA
  • Average daylight in January: 9.5h

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 January: 5.1h

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 January
Attleboro, MA

Average sunshine days in January - Attleboro, MA
  • Average sunshine days in January: 17.1 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 January
Attleboro, MA

Average UV index in January - Attleboro, MA
  • Average UV index in January: 2

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 January
Attleboro, MA

Average cloud cover in January - Attleboro, MA
  • Average cloud cover in January: 45

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 January
Attleboro, MA

Average visibility in January - Attleboro, MA
  • Average visibility in January: 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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