Grand County, CO Climate

Grand County, CO has a unique climate due to its mountainous geography. The summers in Grand County are warm and often dry, with temperatures usually ranging between 60 and 80 degrees Fahrenheit. Winters in the area are cold and snowy, with average temperatures ranging between 10 and 40 degrees Fahrenheit. Due to the cold winter temperatures, snowfall averages range from 160 to 220 inches each year. The amount of precipitation in the Grand County area varies over the course of a year, but is generally lower than other areas of Colorado due to its high elevation. Overall, Grand County offers an interesting and diverse climate with a range of temperatures throughout the year.

Grand County, Colorado gets 19 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Grand County averages 130 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 244 sunny days per year in Grand County. The US average is 205 sunny days.

Grand County gets some kind of precipitation, on average, 116 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 77 degrees
Winter Low: the January low is 2
Rain: averages 19 inches of rain a year
Snow: averages 130 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Grand County is 5.6 (10=best), which means it is one of the least comfortable places in Colorado.

8.4 Summer - 3.3 Winter

July, August and June are the most pleasant months in Grand County, while January and December are the least comfortable months.

Climate	Grand, Colorado	United States
	18.8 in.	38.1 in.
	130.1 in.	27.8 in.
	115.7 days	106.2 days
	244 days	205 days
	76.6°	85.8°
	2.1°	21.7°
	5.6	7
	6	4.3
	9265 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 Grand County with an average high temperature of 76.6°, which ranks it as cooler than most places in Colorado. In Grand County, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Grand County are July, August and June.

In Grand County, there are 0.2 days annually when the high temperature is over 90°, which is cooler than most places in Colorado.

January has the coldest nighttime temperatures for Grand County with an average of 2.1°. This is one of the coldest places in Colorado.

In Grand County, there are 251.7 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Colorado.

In Grand County, there are 42.8 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Colorado.

Humidity is very low in Grand County, so low that the dry air may be uncomfortable for some people. There are few days during the year when the humidity is even noticable. A very dry climate can lead to cracked, itchy skin and dry eyes.

April is the wettest month in Grand County with 2.0 inches of rain, and the driest month is January with 1.3 inches. The wettest season is Summer with 29% of yearly precipitation and 21% occurs in Spring, which is the driest season. The annual rainfall of 18.8 inches in Grand County means that it is wetter than most places in Colorado.

August is the rainiest month in Grand County with 12.2 days of rain, and October is the driest month with only 7.5 rainy days. There are 115.7 rainy days annually in Grand County, which is one of the rainiest places in Colorado. The rainiest season is Autumn when it rains 27% of the time and the driest is Winter with only a 22% chance of a rainy day.

An annual snowfall of 130.1 inches in Grand County means that it is one of the snowiest places in Colorado. December is the snowiest month in Grand County with 20.5 inches of snow, and 9 months of the year have significant snowfall.

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