Fort Greely, AK Climate


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Fort Greely, AK has a subarctic climate that is characterized by long, cold winters and short, mild summers. Winters have an average temperature of -13°F and can reach as low as -50°F at times. Summers are much milder with average temperatures ranging between 45°-60°F. Despite the warm summers there is very little precipitation in this region, averaging around 15 inches per year. Snowfall is more common and usually lasts from October through April. The extreme cold temperatures and lack of moisture make Fort Greely an ideal location for military testing.

Fort Greely, Alaska gets 12 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Fort Greely averages 46 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 Fort Greely. The US average is 205 sunny days.

Fort Greely 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


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Fort Greely is 5.1 (10=best), which means it is more comfortable than most places in Alaska.

8.4 Summer - 2.1 Winter
July, June and August are the most pleasant months in Fort Greely, while December and January are the least comfortable months.

  ClimateFort Greely, AlaskaUnited States
  12.2 in.38.1 in.
  46.0 in.27.8 in.
  92.7 days106.2 days
  153 days205 days
  71.0°85.8°
  -11.5°21.7°
  5.17
  1.54.3
  1570 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 Fort Greely with an average high temperature of 71.0°, which ranks it as warmer than most places in Alaska. In Fort Greely, there are 1 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Fort Greely are July, June and August.
In Fort Greely, there are 0.2 days annually when the high temperature is over 90°, which is one of the hottest places in Alaska.
January has the coldest nighttime temperatures for Fort Greely with an average of -11.5°. This is colder than most places in Alaska.
In Fort Greely, there are 236.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Alaska.
In Fort Greely, there are 97.7 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Alaska.
Humidity is low in Fort Greely, 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.
July is the wettest month in Fort Greely with 2.7 inches of rain, and the driest month is March with 0.2 inches. The wettest season is Autumn with 56% of yearly precipitation and 11% occurs in Spring, which is the driest season. The annual rainfall of 12.2 inches in Fort Greely means that it is drier than most places in Alaska.
July is the rainiest month in Fort Greely with 14.1 days of rain, and April is the driest month with only 3.1 rainy days. There are 92.7 rainy days annually in Fort Greely, which is less rainy than most places in Alaska. The rainiest season is Autumn when it rains 42% of the time and the driest is Summer with only a 16% chance of a rainy day.
An annual snowfall of 46.0 inches in Fort Greely means that it is less snowy than most places in Alaska. October is the snowiest month in Fort Greely with 9.8 inches of snow, and 9 months of the year have significant snowfall.
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