January weather forecast
Port Alsworth, AK

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Weather in January

January, like December, is another subzero cold winter month in Port Alsworth, Alaska, with temperature in the range of an average high of 15.4°F (-9.2°C) and an average low of 5.2°F (-14.9°C).

Temperature

In Port Alsworth, January is the month with the lowest recorded average temperatures, measuring a high of 15.4°F (-9.2°C) and a low of 5.2°F (-14.9°C).

Humidity

In January, the average relative humidity in Port Alsworth is 86%.

Rainfall

The month with the least rainfall is January, when the rain falls for 10.1 days and typically collects 1.42" (36mm) of precipitation.

Snowfall

January through May, August through December are months with snowfall. In Port Alsworth, Alaska, in January, during 15.5 snowfall days, 7.68" (195mm) of snow is typically accumulated. In Port Alsworth, during the entire year, snow falls for 104.8 days and aggregates up to 70.24" (1784mm) of snow.

Daylight

In January, the average length of the day is 6h and 51min.
On the first day of the month, sunrise is at 10:21 am and sunset at 4:20 pm. On the last day of January, sunrise is at 9:34 am and sunset at 5:27 pm AKST.

Sunshine

The average sunshine in January is 3.6h.

UV index

The average daily maximum UV index in January in Port Alsworth, Alaska, is 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In January, the UV index of 2 transforms into the following advice:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Boost your sun resistance with garments that are densely woven yet spacious. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Frequently asked questions

What time of the year is the coldest in Port Alsworth?

Port Alsworth's temperature records reveal January as the coldest month, marked by average highs of 15.4°F (-9.2°C) and lows of 5.2°F (-14.9°C).

How cold is January in Port Alsworth?

In Port Alsworth, 15.4°F (-9.2°C) is the average high-temperature and 5.2°F (-14.9°C) is the average low-temperature during January.

What is the average humidity in January in Port Alsworth?

In January, the average relative humidity in Port Alsworth is 86%.

What is the driest month in Port Alsworth?

January is the month with the least rainfall. Rain falls for 10.1 days and accumulates 1.42" (36mm) of precipitation.

How many days does it rain in January in Port Alsworth?

In Port Alsworth, Alaska, in January, during 10.1 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

How much does it snow in Port Alsworth in January?

In Port Alsworth, Alaska, in January, during 15.5 snowfall days, 7.68" (195mm) of snow is typically accumulated.

What is the average length of the day in January in Port Alsworth?

The average day length in January is 6h and 51min.

When are sunrise and sunset in January in Port Alsworth?

In January, on the first day of the month, sunrise is at 10:21 am and sunset at 4:20 pm. On the last day of the month, in Port Alsworth, sunrise is at 9:34 am and sunset at 5:27 pm AKST.

How many hours of sunshine does Port Alsworth have in January?

The average sunshine duration in January in Port Alsworth is 3.6h.

What is the UV index reading in January in Port Alsworth?

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to 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
Port Alsworth, AK

Average temperature in January - Port Alsworth, AK
  • Average high temperature in January: 15.4°F

The warmest month (with the highest average high temperature) is July (58.3°F).
The month with the lowest average high temperature is January (15.4°F).

  • Average low temperature in January: 5.2°F

The month with the highest average low temperature is July (46°F).
The coldest month (with the lowest average low temperature) is January (5.2°F).

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Average pressure in January
Port Alsworth, AK

Average pressure in January - Port Alsworth, AK
  • Average pressure in January: 29.69"Hg

The month with the highest atmospheric pressure is July (29.95"Hg).
The month with the lowest atmospheric pressure is December (29.65"Hg).

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Average wind speed in January
Port Alsworth, AK

Average wind speed in January - Port Alsworth, AK
  • Average wind speed in January: 6.6mph

The windiest month (with the highest average wind speed) is December (6.8mph).
The calmest month (with the lowest average wind speed) is June (5mph).

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Average humidity in January
Port Alsworth, AK

Average humidity in January - Port Alsworth, AK
  • Average humidity in January: 86%

The month with the highest relative humidity is March (90%).
The months with the lowest relative humidity are May and June (74%).

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Average rainfall in January
Port Alsworth, AK

Average rainfall in January - Port Alsworth, AK
  • Average rainfall in January: 1.42"

The wettest month (with the highest rainfall) is September (4.21").
The driest month (with the least rainfall) is January (1.42").

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Average rainfall days in January
Port Alsworth, AK

Average rainfall days in January - Port Alsworth, AK
  • Average rainfall days in January: 10.1 days

The month with the highest number of rainy days is August (23.6 days).
The month with the least rainy days is December (8.4 days).

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Average snowfall in January
Port Alsworth, AK

Average snowfall in January - Port Alsworth, AK
  • Average snowfall in January: 7.68"

The month with the highest snowfall is December (15.63").
The months with the least snowfall are June and July (0").

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Average snowfall days in January
Port Alsworth, AK

Average snowfall days in January - Port Alsworth, AK
  • Average snowfall days in January: 15.5 days

The month with the highest number of snowfall days is December (18.5 days).
The months with the least snowfall days are June and July (0 days).

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Average daylight in January /
Average sunshine in January
Port Alsworth, AK

Average daylight in January / Average sunshine in January - Port Alsworth, AK
  • Average daylight in January: 6h and 5min

The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).

  • Average sunshine in January: 3h and 4min

The month with the most sunshine is May (Average sunshine: 9h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).

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Average sunshine days in January
Port Alsworth, AK

Average sunshine days in January - Port Alsworth, AK
  • Average sunshine days in January: 12.7 days

The month with the most sunshine days is January (12.7 days).
The month with the least sunshine days is June (4.8 days).

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Average UV index in January
Port Alsworth, AK

Average UV index in January - Port Alsworth, AK
  • Average UV index in January: 2

The months with the highest UV index are May, June and July (UV index 3).
The months with the lowest UV index are November and December (UV index 1).

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Average cloud cover in January
Port Alsworth, AK

Average cloud cover in January - Port Alsworth, AK
  • Average cloud cover in January: 47

The month with the most cloud cover is August (Cloud cover 63).
The month with the least cloud cover is January (Cloud cover 47).

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Average visibility in January
Port Alsworth, AK

Average visibility in January - Port Alsworth, AK
  • Average visibility in January: 5mi

The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are March and April (4mi).

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Port Alsworth, Alaska, USA

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