Zip 99620 (Kotlik, AK) Climate

The climate in 99620 Kotlik, AK is a subarctic climate characterized by cool summers and cold winters. Summer temperatures typically range from 50 to 70 degrees Fahrenheit, while winter temperatures can drop as low as -20 degrees Fahrenheit. The area receives an average of 15 inches of snowfall each year and sees precipitation throughout the year with an average of 20 inches annually. Kotlik's coastal location makes it prone to storms, which often bring high winds and heavy rain.

Kotlik (zip 99620), Alaska gets 17 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Kotlik (zip 99620) averages 76 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 159 sunny days per year in Kotlik (zip 99620). The US average is 205 sunny days.

Kotlik (zip 99620) gets some kind of precipitation, on average, 133 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 58 degrees
Winter Low: the January low is -3
Rain: averages 17 inches of rain a year
Snow: averages 76 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 99620 zip code is 4.3 (10=best), which means it is less comfortable than most places in Alaska.

7.3 Summer - 2 Winter

July, June and August are the most pleasant months in the 99620 zip code, while January and December are the least comfortable months.

Climate	Kotlik, Alaska	United States
	Unlock	38.1 in.
	75.7 in.	Unlock
	Unlock	106.2 days
	159 days	Unlock
	58.2°	85.8°
	Unlock	21.7°
	4.3	Unlock
	Unlock	4.3
	5 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 99620 zip code with an average high temperature of 58.2°, which ranks it as cooler than most places in Alaska. In the 99620 zip code, there are 0 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 99620 zip code are July, August and June.

In the 99620 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 99620 zip code with an average of -2.8°. This is about average compared to other places in Alaska.

In the 99620 zip code, there are 229.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Alaska.

In the 99620 zip code, there are 72.1 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Alaska.

Humidity is low in the 99620 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 99620 zip code with 3.2 inches of rain, and the driest month is March with 0.7 inches. The wettest season is Autumn with 37% of yearly precipitation and 14% occurs in Summer, which is the driest season. The annual rainfall of 16.8 inches in the 99620 zip code means that it is about average compared to other places in Alaska.

August is the rainiest month in the 99620 zip code with 15.5 days of rain, and April is the driest month with only 8.5 rainy days. There are 132.5 rainy days annually in the 99620 zip code, which is about average compared to other places in Alaska. The rainiest season is Winter when it rains 29% of the time and the driest is Summer with only a 19% chance of a rainy day.

An annual snowfall of 75.7 inches in the 99620 zip code means that it is snowier than most places in Alaska. December is the snowiest month in the 99620 zip code with 14.5 inches of snow, and 9 months of the year have significant snowfall.

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