January weather forecastDenali National Park and Preserve, AK

Weather in January

January's weather in Denali National Park and Preserve shows the true strength of Alaskan winters. There is a noticeable difference between high temperatures, which average -15°C, and low temperatures, which can plummet to -25°C. This is the time when visitors can experience the lowest average daylight hours, which is about 6 hours. This month is recognized for its distinct lack of UV exposure and a significant reduction in sunshine hours. The remarkable contrast between frigid temperatures and decreased daylight defines January's Alaskan weather.

Temperature

January is Denali National Park and Preserve's coldest month, registering average high temperatures of -15°C and lows of -25°C.

Rainfall

In January, the rain falls for 9 days. Throughout January, 25mm of precipitation is accumulated. Throughout the year, there are 145 rainfall days, and 428mm of precipitation is accumulated.

Daylight

The average length of the day in January is 5h and 59min.
On the first day of the month, sunrise is at 10:41 am and sunset at 3:35 pm. On the last day of January, sunrise is at 9:40 am and sunset at 4:56 pm AKST.

Sunshine

The months with the least sunshine are January, November and December, with an average of 2h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 0. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: During January, 0 as the daily maximum UV index converts into the following advice:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.