January weather - Winter 2025

Weather in January
Frequently asked questions
Average temperature in January
Average pressure in January
Average wind speed in January
Average humidity in January
Average rainfall in January
Average rainfall days in January
Average snowfall in January
Average snowfall days in January
Average daylight in January
Average sunshine in January
Average sunshine days in January
Average UV index in January
Average cloud cover in January
Average visibility in January

The White Pass & Yukon Route Railroad heading to Skagway in Alaska

Weather in January

The first month of the year presents a rather crisp and frosty environment in Skagway. January weather shows the lowest highs and lows of the year, starting from the temperature range from 9°F (-12.8°C) to 18.3°F (-7.6°C). Snowfall remains a significant feature of the city's weather, covering the ground on most days. Additionally, the limited daylight hours keep the weather quite chilly. Strong winter winds are also a signature of January's weather profile in Skagway, Alaska.

Temperature

Skagway, Alaska, observes an average high-temperature of a still subzero cold 18.3°F (-7.6°C) in January, barely different from 17.8°F (-7.9°C) in December. In Skagway, the expected average low-temperature for January is an extreme cold 9°F (-12.8°C).

Humidity

The most humid month is January, with an average relative humidity of 94%.

Rainfall

January is the month with the most rainfall. Rain falls for 11.3 days and accumulates 4.13" (105mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. January is the month with the most snowfall. Snow falls for 18.7 days and accumulates 19.69" (500mm) of snow.

Daylight

In January, the average length of the day is 7h and 2min.
On the first day of January, sunrise is at 8:58 am and sunset at 3:11 pm. On the last day of the month, sunrise is at 8:14 am and sunset at 4:15 pm AKST.

Sunshine

In Skagway, the average sunshine in January is 3.2h.

UV index

January, February, April, September through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 1 in January, converts into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.

Updated: Jun 3, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is January?

In January, in Skagway, the average high-temperature is 18.3°F (-7.6°C), and the average low-temperature is 9°F (-12.8°C).

What is the most humid month?

The most humid month is January, with an average relative humidity of 94%.

What is the average humidity in January in Skagway?

In January, the average relative humidity is 94%.

What is the rainiest month?

The month with the most rainfall is January, when the rain falls for 11.3 days and typically aggregates up to 4.13" (105mm) of precipitation.

How much does it rain in January?

In Skagway, during January, the rain falls for 11.3 days and regularly aggregates up to 4.13" (105mm) of precipitation.

When does it snow the most?

January is the month with the most snowfall. Snow falls for 18.7 days and accumulates 19.69" (500mm) of snow.

How much does it snow in January?

In Skagway, in January, snow falls for 18.7 days, with typically accumulated 19.69" (500mm) of snow.

What is the average length of the day in January?

In Skagway, the average day length in January is 7h and 2min.

When is the sunrise / sunset in January?

On the first day of January in Skagway, Alaska, sunrise is at 8:58 am and sunset at 3:11 pm. On the last day of the month, sunrise is at 8:14 am and sunset at 4:15 pm AKST.

How long on average sun shines in January?

In January, the average sunshine duration is 3.2h.

When is the lowest UV index?

January, February, April, September through December, with an average maximum UV index of 1, are months with the lowest UV index.

How high is the UV index in January?

The average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year January F M A M J J A S O N D

Dec

January

Feb

Average high temperature

17.8°F -7.9°C

18.3°F -7.6°C

20.3°F -6.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.5mph 12.1km/h

7.8mph 12.6km/h

7.1mph 11.4km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

10.2

8.3

11.3

Average UV index

Average cloud cover

Average visibility

Average temperature in January
Skagway, AK

Average high temperature in January: 18.3°F

The warmest month (with the highest average high temperature) is July (54.9°F).
The month with the lowest average high temperature is December (17.8°F).

Average low temperature in January: 9°F

The month with the highest average low temperature is July (42.6°F).
The coldest month (with the lowest average low temperature) is February (7°F).

Average pressure in January
Skagway, AK

Average pressure in January: 29.89"Hg

The month with the highest atmospheric pressure is July (30"Hg).
The month with the lowest atmospheric pressure is November (29.83"Hg).

Average wind speed in January
Skagway, AK

Average wind speed in January: 7.3mph

The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest months (with the lowest average wind speed) are April and May (5.5mph).

Average humidity in January
Skagway, AK

Average humidity in January: 94%

The month with the highest relative humidity is January (94%).
The months with the lowest relative humidity are June and July (80%).

Average rainfall in January
Skagway, AK

Average rainfall in January: 4.13"

The wettest month (with the highest rainfall) is January (4.13").
The driest month (with the least rainfall) is May (1.54").

Average rainfall days in January
Skagway, AK

Average rainfall days in January: 11.3 days

The month with the highest number of rainy days is August (19.6 days).
The month with the least rainy days is February (7.2 days).

Average snowfall in January
Skagway, AK

Average snowfall in January: 19.69"

The month with the highest snowfall is January (19.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Skagway, AK

Average snowfall days in January: 18.7 days

The month with the highest number of snowfall days is January (18.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Skagway, AK

Average daylight in January: 7h and 0min

The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).

Average sunshine in January: 3h and 1min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).

Average sunshine days in January
Skagway, AK

Average sunshine days in January: 8.3 days

The month with the most sunshine days is March (12.3 days).
The month with the least sunshine days is June (8 days).

Average UV index in January
Skagway, AK

Average UV index in January: 1

The month with the highest UV index is July (UV index 3).
The months with the lowest UV index are January, February, April, September, October, November and December (UV index 1).

Average cloud cover in January
Skagway, AK

Average cloud cover in January: 68

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is May (Cloud cover 51).

Average visibility in January
Skagway, AK

Average visibility in January: 4mi

The months with the highest visibility are May, June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).

January weather forecast
Skagway, AK

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