Yukon-Koyukuk, AK County has a subarctic climate with long, cold winters and short, warm summers. The area typically receives about 10 inches of precipitation each year, mostly in the form of snow. Temperatures can reach lows of -50 degrees Fahrenheit during the winter months and highs of 86 degrees Fahrenheit during the summer months. The area is known for its extreme weather changes throughout the year, with temperatures sometimes changing by up to 40 degrees in one day.
Yukon-Koyukuk Census Area County, Alaska gets 15 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Yukon-Koyukuk Census Area County averages 67 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 153 sunny days per year in Yukon-Koyukuk Census Area County. The US average is 205 sunny days.
Yukon-Koyukuk Census Area County gets some kind of precipitation, on average, 113 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 70 degrees
Winter Low: the January low is -17
Rain: averages 15 inches of rain a year
Snow: averages 67 inches of snow a year