Zip 99577 (Anchorage, AK) Climate

99577 Anchorage, AK has a subarctic climate with cool summers and cold winters. The average annual temperature is 33°F (1°C) and the area experiences a large amount of snowfall during the winter months. Summers are generally mild in temperature, although temperatures can rise into the high 70s for brief periods of time. Precipitation is evenly distributed throughout the year, with an average total of 19 inches (483 mm). The region has short days and long nights in winter and long days and short nights in summer, which adds to its unique charm.

Anchorage (zip 99577), Alaska gets 17 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Anchorage (zip 99577) averages 75 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 126 sunny days per year in Anchorage (zip 99577). The US average is 205 sunny days.

Anchorage (zip 99577) gets some kind of precipitation, on average, 107 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 68 degrees
Winter Low: the January low is 8
Rain: averages 17 inches of rain a year
Snow: averages 75 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 99577 zip code is 5.6 (10=best), which means it is one of the most pleasant places in Alaska.

8.3 Summer - 2.8 Winter

July, June and August are the most pleasant months in the 99577 zip code, while December and January are the least comfortable months.

Climate	Anchorage, Alaska	United States
	17.2 in.	38.1 in.
	74.9 in.	27.8 in.
	106.6 days	106.2 days
	126 days	205 days
	68.1°	85.8°
	8.2°	21.7°
	5.6	7
	1.4	4.3
	670 ft.	2443 ft.

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 99577 zip code with an average high temperature of 68.1°, which ranks it as warmer than most places in Alaska. In the 99577 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 99577 zip code are July, June and August.

In the 99577 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 99577 zip code with an average of 8.2°. This is about average compared to other places in Alaska.

In the 99577 zip code, there are 200.3 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Alaska.

In the 99577 zip code, there are 27.9 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Alaska.

Humidity in the 99577 zip code is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are July, August and June.

August is the wettest month in the 99577 zip code with 3.0 inches of rain, and the driest month is April with 0.5 inches. The wettest season is Autumn with 37% of yearly precipitation and 12% occurs in Summer, which is the driest season. The annual rainfall of 17.2 inches in the 99577 zip code means that it is about average compared to other places in Alaska.

August is the rainiest month in the 99577 zip code with 14.3 days of rain, and April is the driest month with only 3.6 rainy days. There are 106.6 rainy days annually in the 99577 zip code, which is less rainy than most places in Alaska. The rainiest season is Autumn when it rains 33% of the time and the driest is Summer with only a 15% chance of a rainy day.

An annual snowfall of 74.9 inches in the 99577 zip code means that it is snowier than most places in Alaska. December is the snowiest month in the 99577 zip code with 16.5 inches of snow, and 7 months of the year have significant snowfall.

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