January weather forecast
Gustavus, AK

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Brown sand and water on a section of the Gustavus Beach, Alaska, and snow-peaked mountains in the far view
Brown sand and water on a section of the Gustavus Beach, Alaska, and snow-peaked mountains in the far view

Weather in January

In January, Gustavus, Alaska experiences chilly weather with frequent snowfall, making it a winter wonderland. There's a decline in temperature this month, marking it as one of the coldest times of the year. The combination of snowfall approximately 11.22" (285mm), along with more than 10 days of snow, renders January as the busiest month in terms of snowfall. Wind speeds remain moderate providing a slight respite from the falling snow. The presence of clouds adds to the majesty of the landscape, creating a picturesque view for the onlookers.

Temperature

During the coldest month in Gustavus, January, temperatures average a high of 30.7°F (-0.7°C) and a low of 26.2°F (-3.2°C).

Humidity

In Gustavus, the average relative humidity in January is 89%.

Rainfall

In Gustavus, in January, it is raining for 13.6 days, with typically 4.02" (102mm) of accumulated precipitation. Throughout the year, in Gustavus, there are 182.7 rainfall days, and 37.4" (950mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Gustavus. January is the month with the most snowfall in Gustavus, Alaska. Snow falls for 10.9 days and accumulates 11.22" (285mm) of snow.

Daylight

In January, the average length of the day in Gustavus is 7h and 16min.
On the first day of the month, sunrise is at 8:51 am and sunset at 3:21 pm. On the last day of January, in Gustavus, sunrise is at 8:10 am and sunset at 4:22 pm AKST.

Sunshine

The months with the least sunshine in Gustavus are January and December, with an average of 2.9h of sunshine.

UV index

In Gustavus, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Frequently asked questions

What are the coldest months in Gustavus?

January, noted for its average high-temperature of 30.7°F (-0.7°C) and an average low-temperature of 26.2°F (-3.2°C), is considered the coldest month in Gustavus.

How cold is it in Gustavus in January?

January temperatures in Gustavus vary between a high-temperature of 30.7°F (-0.7°C) and a low-temperature of 26.2°F (-3.2°C).

What is the average humidity in January in Gustavus?

The average relative humidity in January is 89%.

How many days does it rain in January in Gustavus?

In Gustavus, during January, the rain falls for 13.6 days and regularly aggregates up to 4.02" (102mm) of precipitation.

When does it snow the most in Gustavus?

The month with the most snowfall in Gustavus is January, when snow falls for 10.9 days and typically aggregates up to 11.22" (285mm) of snow.

How many days does it snow in January in Gustavus?

In Gustavus, Alaska, in January, during 10.9 snowfall days, 11.22" (285mm) of snow is typically accumulated.

How many hours of daylight does Gustavus have in January?

In Gustavus, Alaska, the average day length in January is 7h and 16min.

What time are sunrise and sunset in January in Gustavus?

On the first day of January, sunrise is at 8:51 am and sunset at 3:21 pm. On the last day of the month, sunrise is at 8:10 am and sunset at 4:22 pm AKST.

What are the months with the least sunshine in Gustavus?

The months with the least sunshine in Gustavus, Alaska, are January and December, with an average of 2.9h of sunshine.

How long on average sun shines in January in Gustavus?

The average sunshine duration in January is 2.9h.

What is the UV index reading in January in Gustavus?

In Gustavus, the average daily maximum UV index in January 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
Gustavus, AK

Average temperature in January - Gustavus, AK
  • Average high temperature in January: 30.7°F

The warmest month (with the highest average high temperature) is July (57.2°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in January: 26.2°F

The month with the highest average low temperature is July (49.5°F).
The coldest month (with the lowest average low temperature) is February (25.9°F).

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Average pressure in January
Gustavus, AK

Average pressure in January - Gustavus, AK
  • Average pressure in January: 29.82"Hg

The month with the highest atmospheric pressure is July (30.03"Hg).
The month with the lowest atmospheric pressure is November (29.77"Hg).

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Average wind speed in January
Gustavus, AK

Average wind speed in January - Gustavus, AK
  • Average wind speed in January: 7mph

The windiest month (with the highest average wind speed) is January (7mph).
The calmest months (with the lowest average wind speed) are June and July (3.7mph).

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Average humidity in January
Gustavus, AK

Average humidity in January - Gustavus, AK
  • Average humidity in January: 89%

The month with the highest relative humidity is August (90%).
The month with the lowest relative humidity is November (84%).

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Average rainfall in January
Gustavus, AK

Average rainfall in January - Gustavus, AK
  • Average rainfall in January: 4.02"

The wettest months (with the highest rainfall) are October and November (4.21").
The driest month (with the least rainfall) is May (1.61").

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Average rainfall days in January
Gustavus, AK

Average rainfall days in January - Gustavus, AK
  • Average rainfall days in January: 13.6 days

The month with the highest number of rainy days is June (18.9 days).
The month with the least rainy days is February (8.2 days).

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Average snowfall in January
Gustavus, AK

Average snowfall in January - Gustavus, AK
  • Average snowfall in January: 11.22"

The month with the highest snowfall is January (11.22").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in January
Gustavus, AK

Average snowfall days in January - Gustavus, AK
  • Average snowfall days in January: 10.9 days

The month with the highest number of snowfall days is March (13.2 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
Gustavus, AK

Average daylight in January / Average sunshine in January - Gustavus, AK
  • Average daylight in January: 7h and 2min

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

  • Average sunshine in January: 2h and 5min

The month with the most sunshine is June (Average sunshine: 7h and 42min).
The months with the least sunshine are January and December (Average sunshine: 2h and 54min).

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Average sunshine days in January
Gustavus, AK

Average sunshine days in January - Gustavus, AK
  • Average sunshine days in January: 9.6 days

The months with the most sunshine days are February and May (12.5 days).
The month with the least sunshine days is June (7.7 days).

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Average UV index in January
Gustavus, AK

Average UV index in January - Gustavus, AK
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are November and December (UV index 1).

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Average cloud cover in January
Gustavus, AK

Average cloud cover in January - Gustavus, AK
  • Average cloud cover in January: 70

The month with the most cloud cover is November (Cloud cover 71).
The month with the least cloud cover is May (Cloud cover 56).

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Average visibility in January
Gustavus, AK

Average visibility in January - Gustavus, AK
  • Average visibility in January: 5mi

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

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Gustavus, Alaska, USA

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