January weather forecast
Stonington, ME

Weather in January

January, like December, is a freezing cold winter month in Stonington, Maine, with temperature in the range of an average high of 31.5°F (-0.3°C) and an average low of 21°F (-6.1°C).

Temperature

The coldest month is January, with an average high-temperature of 31.5°F (-0.3°C) and an average low-temperature of 21°F (-6.1°C).

Humidity

In January, the average relative humidity is 79%.

Rainfall

In January, the rain falls for 5.8 days. Throughout January, 1.54" (39mm) of precipitation is accumulated. Throughout the year, in Stonington, Maine, there are 115.5 rainfall days, and 17.95" (456mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Stonington are January through April, October through December. In Stonington, Maine,, snow falls for 7.7 days, with typically accumulated 1.89" (48mm) of snow. Throughout the year, there are 29.2 snowfall days, and 9.65" (245mm) of snow is accumulated.

Ocean temperature

In January, the average ocean temperature is 41.7°F (5.4°C).
Note: 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.

Daylight

In Stonington, the average length of the day is 9.3h.

Sunshine

In Stonington, Maine, the average sunshine is 4.8h.

UV index

Months with the lowest UV index in Stonington are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 2 in January transform into the following instructions:
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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Stonington?

January is the coldest month in Stonington, Maine, with an average high-temperature of 31.5°F (-0.3°C) and an average low-temperature of 21°F (-6.1°C).

What is the average humidity in January in Stonington?

In January, the average relative humidity in Stonington, Maine, is 79%.

How many days does it rain in January in Stonington?

In Stonington, Maine, during January, the rain falls for 5.8 days and regularly aggregates up to 1.54" (39mm) of precipitation.

How much does it snow in Stonington in January?

In Stonington, Maine, during January, snow falls for 7.7 days and regularly aggregates up to 1.89" (48mm) of snow.

What is the water temperature in January in Stonington?

In Stonington, Maine, the average seawater temperature in January is 41.7°F (5.4°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 Stonington have in January?

In Stonington, Maine, the average length of the day in January is 9.3h.

How many hours of sunshine does Stonington have in January?

In Stonington, the average sunshine in January is 4.8h.

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

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

What is the UV index reading in January in Stonington?

In Stonington, Maine, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to the Sun's UV rays.

Average temperature in January
Stonington, ME

Average temperature in January - Stonington, ME
  • Average high temperature in January: 31.5°F

The warmest month (with the highest average high temperature) is August (68.9°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in January: 21°F

The month with the highest average low temperature is August (59.9°F).
The coldest month (with the lowest average low temperature) is January (21°F).

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Average pressure in January
Stonington, ME

Average pressure in January - Stonington, ME
  • Average pressure in January: 29.96"

The month with the highest atmospheric pressure is September (30.04").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in January
Stonington, ME

Average wind speed in January - Stonington, ME
  • Average wind speed in January: 14.4mph

The windiest month (with the highest average wind speed) is January (14.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).

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Average humidity in January
Stonington, ME

Average humidity in January - Stonington, ME
  • Average humidity in January: 79%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in January
Stonington, ME

Average rainfall in January - Stonington, ME
  • Average rainfall in January: 1.54"

The wettest month (with the highest rainfall) is October (2.09").
The driest month (with the least rainfall) is September (0.91").

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Average rainfall days in January
Stonington, ME

Average rainfall days in January - Stonington, ME
  • Average rainfall days in January: 5.8 days

The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is February (5.3 days).

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Average snowfall in January
Stonington, ME

Average snowfall in January - Stonington, ME
  • Average snowfall in January: 1.89"

The month with the highest snowfall is February (2.32").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Stonington, ME

Average snowfall days in January - Stonington, ME
  • Average snowfall days in January: 7.7 days

The month with the highest number of snowfall days is January (7.7 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature in January
Stonington, ME

Average sea temperature in January - Stonington, ME
  • Average sea temperature in January: 41.8°F

The best month for swimming (with the highest average sea temperature) is August (58.6°F).
The coldest month (with the lowest average sea temperature) is March (38.2°F).

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Average daylight in January /
Average sunshine in January
Stonington, ME

Average daylight in January / Average sunshine in January - Stonington, ME
  • Average daylight in January: 9.3h

The month with the longest days is June (Average daylight: 15.5h).
The month with the shortest days is December (Average daylight: 8.9h).

  • Average sunshine in January: 4.8h

The month with the most sunshine is August (Average sunshine: 10.4h).
The month with the least sunshine is December (Average sunshine: 4.5h).

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Average sunshine days in January
Stonington, ME

Average sunshine days in January - Stonington, ME
  • Average sunshine days in January: 17.9 days

The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is July (15.4 days).

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Average UV index in January
Stonington, ME

Average UV index in January - Stonington, ME
  • Average UV index in January: 2

Months with the highest UV index are June, July and August (UV index 5).
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
Stonington, ME

Average cloud cover in January - Stonington, ME
  • Average cloud cover in January: 49

Months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in January
Stonington, ME

Average visibility in January - Stonington, ME
  • Average visibility in January: 6mi

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

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