January weather forecast
Gloucester, MA

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Weather in January

January, the same as December, is a wintry winter month in Gloucester, Massachusetts, with an average temperature ranging between min 26.1°F (-3.3°C) and max 34.9°F (1.6°C).

Temperature

With average high and low temperatures of 34.9°F (1.6°C) and 26.1°F (-3.3°C) respectively, January is Gloucester's coldest month.

Humidity

In Gloucester, the average relative humidity in January is 75%.

Rainfall

In January, the rain falls for 8.3 days. Throughout January, 2.28" (58mm) of precipitation is accumulated. Throughout the year, there are 150.9 rainfall days, and 30.75" (781mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In Gloucester, during January, snow falls for 7.8 days and regularly aggregates up to 1.93" (49mm) of snow. In Gloucester, during the entire year, snow falls for 27.4 days and aggregates up to 9.17" (233mm) of snow.

Ocean temperature

In January, the average ocean temperature is 41.5°F (5.3°C).
Note: Beware when you're in 41.5°F (5.3°C) waters; 55.4°F (13°C) is chilling and anything below 50°F (10°C) could cause breathing hindrance and a sudden cold shock, given your physical condition.

Daylight

In Gloucester, the average length of the day in January is 9h and 29min.
On the first day of January, sunrise is at 7:12 am and sunset at 4:19 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:54 pm EST.

Sunshine

In Gloucester, the average sunshine in January 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 in Gloucester, Massachusetts. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.

Frequently asked questions

What is the coldest time of year?

The coldest period tends to be January, when average temperatures fluctuate between a high of 34.9°F (1.6°C) and a low of 26.1°F (-3.3°C).

How cold is it in January?

Gloucester in January has an average high-temperature of 34.9°F (1.6°C) and an average low-temperature of 26.1°F (-3.3°C).

What is the average humidity in January?

The average relative humidity in January is 75%.

How many days does it rain in January?

In Gloucester, Massachusetts, during January, the rain falls for 8.3 days and regularly aggregates up to 2.28" (58mm) of precipitation.

How much does it snow in January?

In Gloucester, during January, snow falls for 7.8 days and regularly aggregates up to 1.93" (49mm) of snow.

How cold is the water in January?

In Gloucester, in January, the average water temperature is 41.5°F (5.3°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Gloucester have in January?

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

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:12 am and sunset at 4:19 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 4:54 pm EST.

How long on average sun shines in January?

The average sunshine duration in January in Gloucester, Massachusetts, is 5h.

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 reading in January in Gloucester?

The average daily maximum UV index in January in Gloucester, Massachusetts, is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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 January
Gloucester, MA

Average temperature in January - Gloucester, MA
  • Average high temperature in January: 34.9°F

The warmest month (with the highest average high temperature) is August (73°F).
The month with the lowest average high temperature is January (34.9°F).

  • Average low temperature in January: 26.1°F

The month with the highest average low temperature is August (65.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in January
Gloucester, MA

Average pressure in January - Gloucester, MA
  • Average pressure in January: 29.99"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Gloucester, MA

Average wind speed in January - Gloucester, MA
  • Average wind speed in January: 15.2mph

The windiest month (with the highest average wind speed) is January (15.2mph).
The calmest months (with the lowest average wind speed) are July and August (8.9mph).

Average humidity in January
Gloucester, MA

Average humidity in January - Gloucester, MA
  • Average humidity in January: 75%

The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is November (73%).

Average rainfall in January
Gloucester, MA

Average rainfall in January - Gloucester, MA
  • Average rainfall in January: 2.28"

The wettest month (with the highest rainfall) is December (3.23").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in January
Gloucester, MA

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

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (8.2 days).

Average snowfall in January
Gloucester, MA

Average snowfall in January - Gloucester, MA
  • Average snowfall in January: 1.93"

The month with the highest snowfall is February (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Gloucester, MA

Average snowfall days in January - Gloucester, MA
  • Average snowfall days in January: 7.8 days

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average sea temperature in January
Gloucester, MA

Average sea temperature in January - Gloucester, MA
  • Average sea temperature in January: 41.6°F

The best month for swimming (with the highest average sea temperature) is August (66.4°F).
The coldest month (with the lowest average sea temperature) is March (38.8°F).

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

Average daylight in January / Average sunshine in January - Gloucester, 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 48min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

Average sunshine days in January
Gloucester, MA

Average sunshine days in January - Gloucester, MA
  • Average sunshine days in January: 15.7 days

The months with the most sunshine days are September and November (16.7 days).
The month with the least sunshine days is February (13.1 days).

Average UV index in January
Gloucester, MA

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

The months with the highest UV index are 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
Gloucester, MA

Average cloud cover in January - Gloucester, 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 27).

Average visibility in January
Gloucester, MA

Average visibility in January - Gloucester, 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).

Gloucester, Massachusetts, USA

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