January weather forecast
Lowell, MA

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Weather in January

Lowell, Massachusetts, experiences low temperatures and cold gusty winds during January making it one of the coldest months. Unpredictable snowfalls, high relative humidity, and slightly over a week of expected rain differentiate the climate in January. With temperatures ranging between 19.9°F (-6.7°C) and 32.5°F (0.3°C), snowfall reaching up to 4.06" (103mm), and wind gust speeds peaking around 14.2mph (22.9km/h), January brings a pronounced winter weather to the region. January’s weather significantly contrasts the climatic conditions in the approaching months as the area transition into spring.

Temperature

January is the coldest month of the year, registering average temperatures as high as 32.5°F (0.3°C) and as low as 19.9°F (-6.7°C).

Humidity

In Lowell, the average relative humidity in January is 78%.

Rainfall

In Lowell, in January, during 8 rainfall days, 2.2" (56mm) of precipitation is typically accumulated. In Lowell, during the entire year, the rain falls for 145.9 days and collects up to 27.48" (698mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Lowell, in January, during 8.2 snowfall days, 4.06" (103mm) of snow is typically accumulated. In Lowell, during the entire year, snow falls for 32.6 days and aggregates up to 21.61" (549mm) of snow.

Daylight

The average length of the day in January is 9h and 29min.
On the first day of the month, sunrise is at 7:15 am and sunset at 4:22 pm. On the last day of January, sunrise is at 7:00 am and sunset at 4:56 pm EST.

Sunshine

The average sunshine in January is 5.2h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 2 during January translates into the following directions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. To guard against the harmful effects of the Sun, minimize exposure during midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.

Frequently asked questions

What time of the year is the coldest?

January proves to be the coldest month, recording an average maximum temperature of 32.5°F (0.3°C) and a minimum temperature of 19.9°F (-6.7°C).

How cold is it in January?

In January, the average high-temperature and low-temperature are 32.5°F (0.3°C) and 19.9°F (-6.7°C) respectively.

What is the average humidity in January?

In Lowell, the average relative humidity in January is 78%.

How much does it rain in January?

In Lowell, Massachusetts, during January, the rain falls for 8 days and regularly aggregates up to 2.2" (56mm) of precipitation.

How many days does it snow in January?

In January, it is snowing for 8.2 days. Throughout January, 4.06" (103mm) of snow is accumulated.

What is the average length of the day in January?

The average day length in January is 9h and 29min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:15 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 4:56 pm EST.

How many hours of sunshine does Lowell have in January?

In January, the average sunshine duration is 5.2h.

What are the months with the lowest UV index?

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

What is the UV index intensity in January?

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

Average temperature in January - Lowell, MA
  • Average high temperature in January: 32.5°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in January: 19.9°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

Average pressure in January
Lowell, MA

Average pressure in January - Lowell, 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 (29.92"Hg).

Average wind speed in January
Lowell, MA

Average wind speed in January - Lowell, MA
  • Average wind speed in January: 8.8mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in January
Lowell, MA

Average humidity in January - Lowell, MA
  • Average humidity in January: 78%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (70%).

Average rainfall in January
Lowell, MA

Average rainfall in January - Lowell, MA
  • Average rainfall in January: 2.2"

The wettest month (with the highest rainfall) is December (2.87").
The driest month (with the least rainfall) is September (1.46").

Average rainfall days in January
Lowell, MA

Average rainfall days in January - Lowell, MA
  • Average rainfall days in January: 8 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (6.9 days).

Average snowfall in January
Lowell, MA

Average snowfall in January - Lowell, MA
  • Average snowfall in January: 4.06"

The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Lowell, MA

Average snowfall days in January - Lowell, MA
  • Average snowfall days in January: 8.2 days

The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Lowell, MA
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in January
Lowell, MA

Average sunshine days in January - Lowell, MA
  • Average sunshine days in January: 17.2 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (13.6 days).

Average UV index in January
Lowell, MA

Average UV index in January - Lowell, 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, November and December (UV index 2).

Average cloud cover in January
Lowell, MA

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

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in January
Lowell, MA

Average visibility in January - Lowell, MA
  • Average visibility in January: 6mi

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

Lowell, Massachusetts, USA

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