Zip 99777 (Tanana, AK) Climate

99777 Tanana, AK has a humid continental climate with warm summers and cold winters. Summers can be quite rainy and temperatures range from an average high of 68°F to an average low of 43°F. Winters are long and cold, with temperatures averaging between -15°F and 16°F. The area receives about 10 inches of snow annually, making it ideal for winter activities such as skiing or snowshoeing. Tanana is also one of the sunniest cities in Alaska, receiving over 2200 hours of sunshine per year.

Tanana (zip 99777), Alaska gets 13 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Tanana (zip 99777) averages 42 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 179 sunny days per year in Tanana (zip 99777). The US average is 205 sunny days.

Tanana (zip 99777) gets some kind of precipitation, on average, 101 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 72 degrees
Winter Low: the January low is -17
Rain: averages 13 inches of rain a year
Snow: averages 42 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 99777 zip code is 5.0 (10=best), which means it is about average compared to other places in Alaska.

8.4 Summer - 1.9 Winter

July, June and August are the most pleasant months in the 99777 zip code, while December and January are the least comfortable months.

Climate	Tanana, Alaska	United States
	Unlock	38.1 in.
	42.4 in.	Unlock
	Unlock	106.2 days
	179 days	Unlock
	72.1°	85.8°
	Unlock	21.7°
	5	Unlock
	Unlock	4.3
	197 ft.	Unlock

Climate

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for the 99777 zip code with an average high temperature of 72.1°, which ranks it as warmer than most places in Alaska. In the 99777 zip code, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 99777 zip code are July, June and August.

In the 99777 zip code, there are 0.0 days annually when the high temperature is over 90°, which is about average compared to other places in Alaska.

January has the coldest nighttime temperatures for the 99777 zip code with an average of -17.0°. This is colder than most places in Alaska.

In the 99777 zip code, there are 235.8 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Alaska.

In the 99777 zip code, there are 114.4 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Alaska.

Humidity is low in the 99777 zip code, and some people might find the dryness to be uncomfortable. Days with noticeable humidity are rare throughout the year. A very dry climate can lead to cracked, itchy skin and dry eyes.

August is the wettest month in the 99777 zip code with 2.6 inches of rain, and the driest month is April with 0.4 inches. The wettest season is Autumn with 51% of yearly precipitation and 12% occurs in Summer, which is the driest season. The annual rainfall of 12.6 inches in the 99777 zip code means that it is drier than most places in Alaska.

August is the rainiest month in the 99777 zip code with 14.3 days of rain, and April is the driest month with only 4.1 rainy days. There are 100.9 rainy days annually in the 99777 zip code, which is less rainy than most places in Alaska. The rainiest season is Autumn when it rains 38% of the time and the driest is Summer with only a 15% chance of a rainy day.

An annual snowfall of 42.4 inches in the 99777 zip code means that it is one of the least snowy places in Alaska. December is the snowiest month in the 99777 zip code with 10.1 inches of snow, and 8 months of the year have significant snowfall.

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