Deltana, AK has a subarctic climate, which results in long, cold winters and short, relatively mild summers. During the winter months, temperatures can drop to as low as -50 degrees Fahrenheit and snowfall is common. Summers are usually cool and pleasant with temperatures rarely exceeding 70 degrees Fahrenheit. Precipitation levels tend to be fairly low year-round, although rainfall does increase during the spring and summer months. Overall, Deltana enjoys a milder climate than many other parts of Alaska.
Deltana, Alaska gets 12 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Deltana averages 46 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 154 sunny days per year in Deltana. The US average is 205 sunny days.
Deltana gets some kind of precipitation, on average, 93 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 71 degrees
Winter Low: the January low is -12
Rain: averages 12 inches of rain a year
Snow: averages 46 inches of snow a year