January weather forecast
Carlisle, MA

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Weather in January

January, the same as December, is a wintry winter month in Carlisle, Massachusetts, with an average temperature fluctuating between 20.1°F (-6.6°C) and 32.5°F (0.3°C).

Temperature

January, known for its average high temperature of 32.5°F (0.3°C) and an average low temperature of 20.1°F (-6.6°C), is the coldest month.

Humidity

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

Rainfall

In Carlisle, in January, it is raining for 5.5 days, with typically 1.18" (30mm) of accumulated precipitation. In Carlisle, during the entire year, the rain falls for 116.3 days and collects up to 15.87" (403mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Carlisle, in January, during 6.4 snowfall days, 2.05" (52mm) of snow is typically accumulated. Throughout the year, there are 25.5 snowfall days, and 11.42" (290mm) of snow is accumulated.

Daylight

In Carlisle, 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 4:57 pm EST.

Sunshine

In January, the average sunshine is 5h.

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 of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 2 during January translates into the following directions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Carlisle?

Carlisle's coldest weather arrives in January, when temperatures average a high of 32.5°F (0.3°C) and a low of 20.1°F (-6.6°C).

How cold is January?

During January, Carlisle experiences an average high-temperature of 32.5°F (0.3°C) and a low-temperature of 20.1°F (-6.6°C).

What is the average humidity in January?

The average relative humidity in January is 78%.

How much does it rain in January?

In Carlisle, in January, during 5.5 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.

How many days does it snow in January?

In Carlisle, Massachusetts, in January, snow falls for 6.4 days, with typically accumulated 2.05" (52mm) of snow.

What is the average length of the day in January?

In Carlisle, 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 4:57 pm EST.

How long on average sun shines in January?

In January, the average sunshine duration is 5h.

What are the months with the lowest UV index?

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

What is the UV index reading in January?

In Carlisle, Massachusetts, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Carlisle, MA

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

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in January: 20.1°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

Average pressure in January
Carlisle, MA

Average pressure in January - Carlisle, 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
Carlisle, MA

Average wind speed in January - Carlisle, MA
  • Average wind speed in January: 8.6mph

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).

Average humidity in January
Carlisle, MA

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

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (70%).

Average rainfall in January
Carlisle, MA

Average rainfall in January - Carlisle, MA
  • Average rainfall in January: 1.18"

The wettest month (with the highest rainfall) is October (1.65").
The driest month (with the least rainfall) is September (0.79").

Average rainfall days in January
Carlisle, MA

Average rainfall days in January - Carlisle, MA
  • Average rainfall days in January: 5.5 days

The month with the highest number of rainy days is July (13.2 days).
The month with the least rainy days is February (5.4 days).

Average snowfall in January
Carlisle, MA

Average snowfall in January - Carlisle, MA
  • Average snowfall in January: 2.05"

The month with the highest snowfall is February (2.87").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Carlisle, MA

Average snowfall days in January - Carlisle, MA
  • Average snowfall days in January: 6.4 days

The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Carlisle, 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 0min

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 30min).

Average sunshine days in January
Carlisle, MA

Average sunshine days in January - Carlisle, MA
  • Average sunshine days in January: 19.4 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is April (15.8 days).

Average UV index in January
Carlisle, MA

Average UV index in January - Carlisle, 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
Carlisle, MA

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

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in January
Carlisle, MA

Average visibility in January - Carlisle, 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).

Carlisle, Massachusetts, USA

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