January weather forecast
Somerset, MA

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Weather in January

January, the same as December, is another cold winter month in Somerset, Massachusetts, with an average temperature fluctuating between 36°F (2.2°C) and 25.2°F (-3.8°C).

Temperature

January is the coldest month of the year, registering average temperatures as high as 36°F (2.2°C) and as low as 25.2°F (-3.8°C).

Humidity

The average relative humidity in January is 76%.

Rainfall

In Somerset, during January, the rain falls for 7.7 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, there are 135.4 rainfall days, and 18.31" (465mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. In January, it is snowing for 5.9 days. Throughout January, 1.61" (41mm) of snow is accumulated. In Somerset, during the entire year, snow falls for 21.2 days and aggregates up to 7.17" (182mm) of snow.

Daylight

The average length of the day in January is 9h and 34min.
On the first day of January, sunrise is at 7:11 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:57 pm EST.

Sunshine

In January, the average sunshine is 5.2h.

UV index

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index in Somerset. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. When the Sun is at its strongest around midday, find shade and limit exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

January is the coldest month, with an average high-temperature of 36°F (2.2°C) and an average low-temperature of 25.2°F (-3.8°C).

How cold is January in Somerset?

The high-temperature, in January, in Somerset, is 36°F (2.2°C), while the low-temperature averages to 25.2°F (-3.8°C).

What is the average humidity in January in Somerset?

The average relative humidity in January is 76%.

How much does it rain in January?

In January, the rain falls for 7.7 days. Throughout January, 1.46" (37mm) of precipitation is accumulated.

How much does it snow in Somerset in January?

In Somerset, Massachusetts, during January, snow falls for 5.9 days and regularly aggregates up to 1.61" (41mm) of snow.

How many hours of daylight does Somerset have in January?

In January, the average day length in Somerset is 9h and 34min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:11 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:57 pm EST.

How long on average sun shines in January?

In January, the average sunshine duration is 5.2h.

What are the months with the lowest UV index?

The months with the lowest UV index are January through March and December, with an average maximum UV index of 2.

What is the UV index reading in January?

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to 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 January
Somerset, MA

Average temperature in January - Somerset, MA
  • Average high temperature in January: 36°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in January: 25.2°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).

Average pressure in January
Somerset, MA

Average pressure in January - Somerset, MA
  • Average pressure in January: 30.01"Hg

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

Average wind speed in January
Somerset, MA

Average wind speed in January - Somerset, MA
  • Average wind speed in January: 10.9mph

The windiest months (with the highest average wind speed) are January, February and March (10.9mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

Average humidity in January
Somerset, MA

Average humidity in January - Somerset, MA
  • Average humidity in January: 76%

The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is April (73%).

Average rainfall in January
Somerset, MA

Average rainfall in January - Somerset, MA
  • Average rainfall in January: 1.46"

The wettest month (with the highest rainfall) is October (1.97").
The driest month (with the least rainfall) is September (1.06").

Average rainfall days in January
Somerset, MA

Average rainfall days in January - Somerset, MA
  • Average rainfall days in January: 7.7 days

The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is February (6.9 days).

Average snowfall in January
Somerset, MA

Average snowfall in January - Somerset, MA
  • Average snowfall in January: 1.61"

The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Somerset, MA

Average snowfall days in January - Somerset, MA
  • Average snowfall days in January: 5.9 days

The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Somerset, MA

Average daylight in January / Average sunshine in January - Somerset, MA
  • Average daylight in January: 9h and 4min

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 12min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

Average sunshine days in January
Somerset, MA

Average sunshine days in January - Somerset, MA
  • Average sunshine days in January: 17.8 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is April (13.6 days).

Average UV index in January
Somerset, MA

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

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 and December (UV index 2).

Average cloud cover in January
Somerset, MA

Average cloud cover in January - Somerset, MA
  • Average cloud cover in January: 44

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in January
Somerset, MA

Average visibility in January - Somerset, MA
  • Average visibility in January: 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).

Somerset, Massachusetts, USA

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