January weather forecast and climate
Galena, AK

Weather in January

January, like December, is a polar cold winter month in Galena, Alaska, with average temperature varying between -10.5°F (-23.6°C) and -0.8°F (-18.2°C).

Temperature

January is the coldest month, with an average high-temperature of -0.8°F (-18.2°C) and an average low-temperature of -10.5°F (-23.6°C).

Humidity

Months with the highest humidity are January through March, with an average relative humidity of 96%.

Rainfall

January is the month with the least rainfall. Rain falls for 2.3 days and accumulates 0.59" (15mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In Galena, during 14.2 snowfall days, 4.49" (114mm) of snow is typically accumulated. In Galena, during the entire year, snow falls for 115.2 days, and aggregates up to 43.07" (1094mm) of snow.

Daylight

The average length of the day is 5.4h.

Sunshine

The average sunshine in Galena is 2.8h.

UV index

Months with the lowest UV index are January through March, October through December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 1 interpret into the following advice:
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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Galena?

January is the coldest month in Galena, Alaska, with an average high-temperature of -0.8°F (-18.2°C) and an average low-temperature of -10.5°F (-23.6°C).

What is the temperature in January in Galena?

In Galena, in January, the average high-temperature is -0.8°F (-18.2°C), and the average low-temperature is -10.5°F (-23.6°C).

What is the most humid month in Galena?

Months with the highest humidity in Galena, Alaska, are January through March, with an average relative humidity of 96%.

What is the average humidity in January in Galena?

In January, the average relative humidity in Galena, Alaska, is 96%.

How many days does it rain in January in Galena?

In January, in Galena, the rain falls for 2.3 days. Throughout January, 0.59" (15mm) of precipitation is accumulated.

What is the driest month in Galena?

January is the month with the least rainfall in Galena, Alaska. Rain falls for 2.3 days and accumulates 0.59" (15mm) of precipitation.

How much does it snow in Galena in January?

In Galena, during January, snow falls for 14.2 days and regularly aggregates up to 4.49" (114mm) of snow.

How many hours of daylight does Galena have in January?

The average length of the day in January in Galena is 5.4h.

How long on average sun shines in January in Galena?

In January, the average sunshine is 2.8h.

What is the month with the lowest UV index in Galena?

Months with the lowest UV index in Galena, Alaska, are January through March, October through December, with an average maximum UV index of 1.

What is the UV index intensity in January in Galena?

In Galena, the average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health from the exposure to the Sun's UV radiation.

Average temperature in January
Galena, AK

Average temperature in January - Galena, AK
  • Average high temperature in January: -0.8°F

The warmest month (with the highest average high temperature) is July (67.3°F).
The month with the lowest average high temperature is January (-0.8°F).

  • Average low temperature in January: -10.5°F

The month with the highest average low temperature is July (49.5°F).
The coldest month (with the lowest average low temperature) is January (-10.5°F).

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Average pressure in January
Galena, AK

Average pressure in January - Galena, AK
  • Average pressure in January: 29.91"

The month with the highest atmospheric pressure is February (29.93").
Months with the lowest atmospheric pressure are September and October (29.76").

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Average wind speed in January
Galena, AK

Average wind speed in January - Galena, AK
  • Average wind speed in January: 4.6mph

The windiest month (with the highest average wind speed) is September (5.2mph).
The calmest month (with the lowest average wind speed) is January (4.6mph).

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Average humidity in January
Galena, AK

Average humidity in January - Galena, AK
  • Average humidity in January: 96%

Months with the highest relative humidity are January, February and March (96%).
The month with the lowest relative humidity is June (59%).

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Average rainfall in January
Galena, AK

Average rainfall in January - Galena, AK
  • Average rainfall in January: 0.59"

The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in January
Galena, AK

Average rainfall days in January - Galena, AK
  • Average rainfall days in January: 2.3 days

The month with the highest number of rainy days is August (19 days).
Months with the least rainy days are January and February (2.3 days).

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Average snowfall in January
Galena, AK

Average snowfall in January - Galena, AK
  • Average snowfall in January: 4.49"

The month with the highest snowfall is December (8.62").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in January
Galena, AK

Average snowfall days in January - Galena, AK
  • Average snowfall days in January: 14.2 days

The month with the highest number of snowfall days is March (20.3 days).
Months with the least snowfall days are June and July (0 days).

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

Average daylight in January / Average sunshine in January - Galena, AK
  • Average daylight in January: 5.4h

The month with the longest days is June (Average daylight: 21.4h).
The month with the shortest days is December (Average daylight: 4h).

  • Average sunshine in January: 2.8h

The month with the most sunshine is May (Average sunshine: 8.1h).
The month with the least sunshine is December (Average sunshine: 2.3h).

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Average sunshine days in January
Galena, AK

Average sunshine days in January - Galena, AK
  • Average sunshine days in January: 18 days

The month with the most sunshine days is January (18 days).
The month with the least sunshine days is April (6.5 days).

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Average UV index in January
Galena, AK

Average UV index in January - Galena, AK
  • Average UV index in January: 1

Months with the highest UV index are May, June and July (UV index 4).
Months with the lowest UV index are January, February, March, October, November and December (UV index 1).

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Average cloud cover in January
Galena, AK

Average cloud cover in January - Galena, AK
  • Average cloud cover in January: 58

The month with the most cloud cover is April (Cloud cover 77).
The month with the least cloud cover is June (Cloud cover 47).

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Average visibility in January
Galena, AK

Average visibility in January - Galena, AK
  • Average visibility in January: 2mi

Months with the highest visibility are June and July (6mi).
Months with the lowest visibility are January, February, March, April and December (2mi).

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