Grand Junction, Colorado 

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Climate in Grand Junction, Colorado

BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for Grand Junction is 7.4 (10=best), which means it is one of the most pleasant places in Colorado.

7.4 / 10
September, May and June are the most pleasant months in Grand Junction, while January and December are the least comfortable months.

Climate Averages
  Grand Junction, ColoradoUnited States
  9.9 in.38.1 in.
  15.8 in.27.8 in.
  68.9 days106.2 days
  245 days205 days
  92.8°85.8°
  17.8°21.7°
  7.47
  5.84.3
  4593 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 Junction with an average high temperature of 92.8°, which ranks it as one of the hottest places in Colorado. In Grand Junction, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Grand Junction are May, September and June.


January has the coldest nighttime temperatures for Grand Junction with an average of 17.8°. This is warmer than most places in Colorado.


In Grand Junction, there are 54.9 days annually when the high temperature is over 90°, which is one of the hottest places in Colorado.


In Grand Junction, there are 130.1 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Colorado.


In Grand Junction, there are 2.1 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in Colorado.


September is the wettest month in Grand Junction with 1.2 inches of rain, and the driest month is January with 0.5 inches. The wettest season is Winter with 32% of yearly precipitation and 16% occurs in Spring, which is the driest season. The annual rainfall of 9.9 inches in Grand Junction means that it is one of the driest places in Colorado.


April is the rainiest month in Grand Junction with 6.9 days of rain, and June is the driest month with only 3.8 rainy days. There are 68.9 rainy days annually in Grand Junction, which is less rainy than most places in Colorado. The rainiest season is Summer when it rains 28% of the time and the driest is Spring with only a 22% chance of a rainy day.


An annual snowfall of 15.8 inches in Grand Junction means that it is one of the least snowy places in Colorado. December is the snowiest month in Grand Junction with 4.3 inches of snow, and 6 months of the year have significant snowfall.





  • Annual Rainfall (US Avg: 36.5")
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    Reviews for Grand Junction    50 Reviews
    No Occupancy, Over crowded, High Cost of living - 2/16/2021
    As a GJ Native, BORN HERE, (clarification for the transplants who ask what tribe) it used to be a great place to live. Unfortunately too many people from outside have... Read More

    Start Your Review of Grand Junction


    Just keep driving until you get to Utah. - 1/22/2021
    I lived in grand junction for 7 years. So glad to get out. Fun fact, there are stories about how you have to collect dirt from all four corners or you’ll never leave.... Read More

    BIGGER THAN YOU THINK! - 9/25/2020
    It markets itself as a small town but it is really not so small. It is maybe closer to a small city than a small town. I found it to be very likable with some growing... Read More


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