January weather forecast
Cantwell, AK

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Weather in January

January, like December, is a polar cold winter month in Cantwell, Alaska, with an average temperature fluctuating between -8°F (-22.2°C) and 3.4°F (-15.9°C).

Temperature

January is Cantwell's coldest month, registering average high temperatures of 3.4°F (-15.9°C) and lows of -8°F (-22.2°C).

Humidity

The average relative humidity in January is 92%.

Rainfall

In Cantwell, during January, the rain falls for 4.1 days and regularly aggregates up to 0.67" (17mm) of precipitation. Throughout the year, there are 124.9 rainfall days, and 14.88" (378mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, August through December. In Cantwell, during January, snow falls for 17.8 days and regularly aggregates up to 5.28" (134mm) of snow. Throughout the year, there are 145.2 snowfall days, and 58.39" (1483mm) of snow is accumulated.

Daylight

In Cantwell, the average length of the day in January is 5h and 54min.
On the first day of the month, sunrise is at 10:35 am and sunset at 3:22 pm. On the last day of January, sunrise is at 9:33 am and sunset at 4:45 pm AKST.

Sunshine

The average sunshine in January in Cantwell is 3h.

UV index

January through April, October through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: An average UV index of 1 in January transforms into this advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

In Cantwell, January records the average lowest temperatures, peaking at 3.4°F (-15.9°C) and reaching a low of -8°F (-22.2°C).

How cold is it in January?

During January, Cantwell experiences an average high-temperature of 3.4°F (-15.9°C) and a low-temperature of -8°F (-22.2°C).

What is the average humidity in January in Cantwell?

The average relative humidity in January is 92%.

How many days does it rain in January?

In Cantwell, during January, the rain falls for 4.1 days and regularly aggregates up to 0.67" (17mm) of precipitation.

How many days does it snow in January?

In Cantwell, during January, snow falls for 17.8 days and regularly aggregates up to 5.28" (134mm) of snow.

How many hours of daylight does Cantwell have in January?

In Cantwell, the average day length in January is 5h and 54min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 10:35 am and sunset at 3:22 pm. On the last day of the month, sunrise is at 9:33 am and sunset at 4:45 pm AKST.

How many hours of sunshine does Cantwell have in January?

The average sunshine duration in January is 3h.

What are the months with the lowest UV index?

The months with the lowest UV index in Cantwell are January through April, October through December, with an average maximum UV index of 1.

How high is the UV index in January?

In January, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
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
Cantwell, AK

Average temperature in January - Cantwell, AK
  • Average high temperature in January: 3.4°F

The warmest month (with the highest average high temperature) is July (57.7°F).
The month with the lowest average high temperature is January (3.4°F).

  • Average low temperature in January: -8°F

The month with the highest average low temperature is July (41.7°F).
The coldest month (with the lowest average low temperature) is January (-8°F).

Average pressure in January
Cantwell, AK

Average pressure in January - Cantwell, AK
  • Average pressure in January: 29.85"Hg

The month with the highest atmospheric pressure is July (29.92"Hg).
The months with the lowest atmospheric pressure are September and October (29.76"Hg).

Average wind speed in January
Cantwell, AK

Average wind speed in January - Cantwell, AK
  • Average wind speed in January: 5.4mph

The windiest month (with the highest average wind speed) is December (5.5mph).
The calmest months (with the lowest average wind speed) are May and June (4.8mph).

Average humidity in January
Cantwell, AK

Average humidity in January - Cantwell, AK
  • Average humidity in January: 92%

The month with the highest relative humidity is March (94%).
The month with the lowest relative humidity is June (70%).

Average rainfall in January
Cantwell, AK

Average rainfall in January - Cantwell, AK
  • Average rainfall in January: 0.67"

The wettest month (with the highest rainfall) is June (2.13").
The driest month (with the least rainfall) is February (0.63").

Average rainfall days in January
Cantwell, AK

Average rainfall days in January - Cantwell, AK
  • Average rainfall days in January: 4.1 days

The month with the highest number of rainy days is June (20 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in January
Cantwell, AK

Average snowfall in January - Cantwell, AK
  • Average snowfall in January: 5.28"

The month with the highest snowfall is October (10.98").
The month with the least snowfall is July (0").

Average snowfall days in January
Cantwell, AK

Average snowfall days in January - Cantwell, AK
  • Average snowfall days in January: 17.8 days

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

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

Average daylight in January / Average sunshine in January - Cantwell, AK
  • Average daylight in January: 5h and 5min

The month with the longest days is June (Average daylight: 20h and 18min).
The month with the shortest days is December (Average daylight: 4h and 48min).

  • Average sunshine in January: 3h and 0min

The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).

Average sunshine days in January
Cantwell, AK

Average sunshine days in January - Cantwell, AK
  • Average sunshine days in January: 14.8 days

The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is April (6.7 days).

Average UV index in January
Cantwell, AK

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

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

Average cloud cover in January
Cantwell, AK

Average cloud cover in January - Cantwell, AK
  • Average cloud cover in January: 57

The month with the most cloud cover is April (Cloud cover 63).
The month with the least cloud cover is June (Cloud cover 48).

Average visibility in January
Cantwell, AK

Average visibility in January - Cantwell, AK
  • Average visibility in January: 3mi

The months with the highest visibility are June and July (6mi).
The months with the lowest visibility are January, March and November (3mi).

Cantwell, Alaska, USA

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