January weather forecast
Long Island, AK

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Weather in January

January, like December, in Long Island, Alaska, is a wintry winter month, with an average temperature fluctuating between 38.3°F (3.5°C) and 34.5°F (1.4°C).

Temperature

Long Island, Alaska, experiences a recorded average high-temperature of a still cold 38.3°F (3.5°C) in January, closely aligned with December's 38.1°F (3.4°C). The January average low temperature, marginally lower than the daytime high, records at a still cold 34.5°F (1.4°C).

Humidity

The average relative humidity in January in Long Island is 86%.

Rainfall

In January, the rain falls for 18.8 days. Throughout January, 9.17" (233mm) of precipitation is accumulated. Throughout the year, in Long Island, there are 219.6 rainfall days, and 79.29" (2014mm) of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall in Long Island. In Long Island, in January, during 8.1 snowfall days, 10.59" (269mm) of snow is typically accumulated. In Long Island, during the entire year, snow falls for 45.8 days and aggregates up to 47.48" (1206mm) of snow.

Daylight

In Long Island, Alaska, the average length of the day in January is 7h and 56min.
On the first day of the month, sunrise is at 8:14 am and sunset at 3:33 pm. On the last day of January, in Long Island, Alaska, sunrise is at 7:42 am and sunset at 4:25 pm AKST.

Sunshine

January has the least sunshine of the year, with an average of 2.8h of sunshine.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 1 during January leads to these advisories:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

Is it cold in Long Island during January?

Long Island in January has an average high-temperature of 38.3°F (3.5°C) and an average low-temperature of 34.5°F (1.4°C).

What is the average humidity in January in Long Island?

In January, the average relative humidity in Long Island is 86%.

How much does it rain in Long Island in January?

In January, in Long Island, the rain falls for 18.8 days. Throughout January, 9.17" (233mm) of precipitation is accumulated.

How much does it snow in Long Island in January?

In Long Island, in January, snow falls for 8.1 days, with typically accumulated 10.59" (269mm) of snow.

What is the average length of the day in January in Long Island?

In January, the average day length is 7h and 56min.

When is the sunrise / sunset in January in Long Island?

In January, on the first day of the month, sunrise is at 8:14 am and sunset at 3:33 pm. On the last day of the month, in Long Island, sunrise is at 7:42 am and sunset at 4:25 pm AKST.

What is the month with the least sunshine in Long Island?

January has the least sunshine of the year, with an average of 2.8h of sunshine.

How long on average sun shines in January in Long Island?

The average sunshine duration in January in Long Island is 2.8h.

What is the month with the lowest UV index in Long Island?

The months with the lowest UV index in Long Island, Alaska, are January, November and December, with an average maximum UV index of 1.

How high is the UV index in January in Long Island?

The average daily maximum UV index in January in Long Island is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Long Island, AK

Average temperature in January - Long Island, AK
  • Average high temperature in January: 38.3°F

The warmest month (with the highest average high temperature) is August (59.7°F).
The month with the lowest average high temperature is December (38.1°F).

  • Average low temperature in January: 34.5°F

The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is February (33.3°F).

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Average pressure in January
Long Island, AK

Average pressure in January - Long Island, AK
  • Average pressure in January: 29.84"Hg

The month with the highest atmospheric pressure is July (30.06"Hg).
The month with the lowest atmospheric pressure is November (29.79"Hg).

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Average wind speed in January
Long Island, AK

Average wind speed in January - Long Island, AK
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).

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Average humidity in January
Long Island, AK

Average humidity in January - Long Island, AK
  • Average humidity in January: 86%

The month with the highest relative humidity is August (87%).
The month with the lowest relative humidity is March (80%).

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Average rainfall in January
Long Island, AK

Average rainfall in January - Long Island, AK
  • Average rainfall in January: 9.17"

The wettest month (with the highest rainfall) is November (9.29").
The driest month (with the least rainfall) is May (2.91").

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Average rainfall days in January
Long Island, AK

Average rainfall days in January - Long Island, AK
  • Average rainfall days in January: 18.8 days

The month with the highest number of rainy days is October (21.4 days).
The month with the least rainy days is February (13.8 days).

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Average snowfall in January
Long Island, AK

Average snowfall in January - Long Island, AK
  • Average snowfall in January: 10.59"

The month with the highest snowfall is March (10.94").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in January
Long Island, AK

Average snowfall days in January - Long Island, AK
  • Average snowfall days in January: 8.1 days

The month with the highest number of snowfall days is March (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Long Island, AK

Average daylight in January / Average sunshine in January - Long Island, AK
  • Average daylight in January: 7h and 5min

The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).

  • Average sunshine in January: 2h and 5min

The month with the most sunshine is May (Average sunshine: 7h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in January
Long Island, AK

Average sunshine days in January - Long Island, AK
  • Average sunshine days in January: 7.1 days

The month with the most sunshine days is May (13.6 days).
The month with the least sunshine days is November (5.8 days).

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Average UV index in January
Long Island, AK

Average UV index in January - Long Island, AK
  • Average UV index in January: 1

The months with the highest UV index are July and August (UV index 4).
The months with the lowest UV index are January, November and December (UV index 1).

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Average cloud cover in January
Long Island, AK

Average cloud cover in January - Long Island, AK
  • Average cloud cover in January: 71

The month with the most cloud cover is January (Cloud cover 71).
The months with the least cloud cover are May and September (Cloud cover 54).

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Average visibility in January
Long Island, AK

Average visibility in January - Long Island, AK
  • 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).

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Long Island, Alaska, USA

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