January weather forecast
Tyonek, AK

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Weather in January

January, like December, is another subzero cold winter month in Tyonek, Alaska, with an average temperature varying between 16.2°F (-8.8°C) and 8.4°F (-13.1°C).

Temperature

Tyonek's coldest temperatures are experienced in January, with average high temperatures of 16.2°F (-8.8°C) and lows of 8.4°F (-13.1°C).

Humidity

In January, the average relative humidity is 83%.

Rainfall

In January, in Tyonek, the rain falls for 4.2 days. Throughout January, 2.13" (54mm) of precipitation is accumulated. In Tyonek, during the entire year, the rain falls for 139.5 days and collects up to 31.89" (810mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. In January, in Tyonek, it is snowing for 14.5 days. Throughout January, 14.69" (373mm) of snow is accumulated. In Tyonek, during the entire year, snow falls for 99.7 days and aggregates up to 99.45" (2526mm) of snow.

Daylight

In Tyonek, the average length of the day in January is 6h and 37min.
On the first day of the month, sunrise is at 10:16 am and sunset at 3:59 pm. On the last day of January, in Tyonek, sunrise is at 9:26 am and sunset at 5:09 pm AKST.

Sunshine

The average sunshine in January is 3.3h.

UV index

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 2 during January leads to these advisories:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

The coldest period tends to be January, when average temperatures fluctuate between a high of 16.2°F (-8.8°C) and a low of 8.4°F (-13.1°C).

How cold is January?

The high-temperature, in January, in Tyonek, records 16.2°F (-8.8°C), while the low-temperature is 8.4°F (-13.1°C).

What is the average humidity in January?

The average relative humidity in January is 83%.

How much does it rain in January?

In January, the rain falls for 4.2 days. Throughout January, 2.13" (54mm) of precipitation is accumulated.

How many days does it snow in January?

In Tyonek, in January, snow falls for 14.5 days, with typically accumulated 14.69" (373mm) of snow.

How many hours of daylight does Tyonek have in January?

In Tyonek, Alaska, the average day length in January is 6h and 37min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 10:16 am and sunset at 3:59 pm. On the last day of the month, sunrise is at 9:26 am and sunset at 5:09 pm AKST.

How many hours of sunshine does Tyonek have in January?

In January, the average sunshine duration is 3.3h.

What is the UV index intensity in January?

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe 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
Tyonek, AK

Average temperature in January - Tyonek, AK
  • Average high temperature in January: 16.2°F

The warmest month (with the highest average high temperature) is July (63.1°F).
The month with the lowest average high temperature is January (16.2°F).

  • Average low temperature in January: 8.4°F

The month with the highest average low temperature is July (47.1°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).

Average pressure in January
Tyonek, AK

Average pressure in January - Tyonek, AK
  • Average pressure in January: 29.72"Hg

The month with the highest atmospheric pressure is July (29.95"Hg).
The month with the lowest atmospheric pressure is December (29.68"Hg).

Average wind speed in January
Tyonek, AK

Average wind speed in January - Tyonek, AK
  • Average wind speed in January: 7.7mph

The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).

Average humidity in January
Tyonek, AK

Average humidity in January - Tyonek, AK
  • Average humidity in January: 83%

The months with the highest relative humidity are March and April (86%).
The months with the lowest relative humidity are May and June (69%).

Average rainfall in January
Tyonek, AK

Average rainfall in January - Tyonek, AK
  • Average rainfall in January: 2.13"

The wettest month (with the highest rainfall) is October (4.61").
The driest month (with the least rainfall) is June (1.38").

Average rainfall days in January
Tyonek, AK

Average rainfall days in January - Tyonek, AK
  • Average rainfall days in January: 4.2 days

The month with the highest number of rainy days is August (20.2 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in January
Tyonek, AK

Average snowfall in January - Tyonek, AK
  • Average snowfall in January: 14.69"

The month with the highest snowfall is December (24.17").
The months with the least snowfall are June, July and August (0").

Average snowfall days in January
Tyonek, AK

Average snowfall days in January - Tyonek, AK
  • Average snowfall days in January: 14.5 days

The month with the highest number of snowfall days is December (17.7 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in January / Average sunshine in January - Tyonek, AK
  • Average daylight in January: 6h and 4min

The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 42min).

  • Average sunshine in January: 3h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).

Average sunshine days in January
Tyonek, AK

Average sunshine days in January - Tyonek, AK
  • Average sunshine days in January: 15.8 days

The month with the most sunshine days is January (15.8 days).
The month with the least sunshine days is September (8.4 days).

Average UV index in January
Tyonek, AK

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

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are March, October and December (UV index 1).

Average cloud cover in January
Tyonek, AK

Average cloud cover in January - Tyonek, AK
  • Average cloud cover in January: 51

The month with the most cloud cover is December (Cloud cover 59).
The month with the least cloud cover is June (Cloud cover 48).

Average visibility in January
Tyonek, AK

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

The months with the highest visibility are May, June and July (6mi).
The month with the lowest visibility is April (4mi).

Tyonek, Alaska, USA

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