January weather forecast and climate
Ruby, AK

Weather in January

January, the same as December, in Ruby, Alaska, is a polar cold winter month, with average temperature fluctuating between -0.8°F (-18.2°C) and -10.5°F (-23.6°C).

Temperature

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

Humidity

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

Rainfall

The month with the least rainfall in Ruby is January when the rain falls for 2.3 days and typically collects 0.59" (15mm) of precipitation.

Snowfall

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

Daylight

In January, the average length of the day in Ruby, Alaska, is 5.4h.

Sunshine

In January, the average sunshine in Ruby 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 reading of 2, and below, represents a low threat to health from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 1 interpret into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Ruby?

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

What is the temperature in January in Ruby?

The average high-temperature, in January, in Ruby, is -0.8°F (-18.2°C), while the average low-temperature is -10.5°F (-23.6°C).

What are the most humid months in Ruby?

January through March, with an average relative humidity of 96%, are most humid months in Ruby.

What is the average humidity in January in Ruby?

The average relative humidity in January in Ruby, Alaska, is 96%.

How many days does it rain in January in Ruby?

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

What is the driest month in Ruby?

The month with the least rainfall is January when the rain falls for 2.3 days and typically collects 0.59" (15mm) of precipitation.

How much does it snow in Ruby in January?

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

How many hours of daylight does Ruby have in January?

In January, the average length of the day in Ruby, Alaska, is 5.4h.

How many hours of sunshine does Ruby have in January?

The average sunshine in January is 2.8h.

What are the months with the lowest UV index in Ruby?

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

What is the UV index intensity in January in Ruby?

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

Average temperature in January
Ruby, AK

Average temperature in January - Ruby, 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
Ruby, AK

Average pressure in January - Ruby, 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
Ruby, AK

Average wind speed in January - Ruby, 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
Ruby, AK

Average humidity in January - Ruby, 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
Ruby, AK

Average rainfall in January - Ruby, 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
Ruby, AK

Average rainfall days in January - Ruby, 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
Ruby, AK

Average snowfall in January - Ruby, 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
Ruby, AK

Average snowfall days in January - Ruby, 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
Ruby, AK

Average daylight in January / Average sunshine in January - Ruby, 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
Ruby, AK

Average sunshine days in January - Ruby, 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
Ruby, AK

Average UV index in January - Ruby, 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
Ruby, AK

Average cloud cover in January - Ruby, 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
Ruby, AK

Average visibility in January - Ruby, 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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