Zip 80302 (Boulder, CO) Climate

Boulder, Colorado is situated at an elevation of 5,430 feet and has a relatively mild climate. Summers are warm with temperatures often reaching the mid-80s (°F) and winters tend to be cold with temperatures averaging in the low-30s (°F). Precipitation is abundant throughout the year with snowfall occurring from late October through early April on average. The city also experiences about 300 days of sunshine per year which makes it a popular destination for outdoor activities and recreation.

Boulder (zip 80302), Colorado gets 19 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Boulder (zip 80302) averages 79 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 245 sunny days per year in Boulder (zip 80302). The US average is 205 sunny days.

Boulder (zip 80302) gets some kind of precipitation, on average, 90 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 85 degrees
Winter Low: the January low is 18
Rain: averages 19 inches of rain a year
Snow: averages 79 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 80302 zip code is 7.0 (10=best), which means it is less comfortable than most places in Colorado.

8.8 Summer - 5.4 Winter

August, June and September are the most pleasant months in the 80302 zip code, while December and February are the least comfortable months.

Climate	Boulder, Colorado	United States
	Unlock	38.1 in.
	78.5 in.	Unlock
	Unlock	106.2 days
	245 days	Unlock
	84.7°	85.8°
	Unlock	21.7°
	7	Unlock
	Unlock	4.3
	6684 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 80302 zip code with an average high temperature of 84.7°, which ranks it as cooler than most places in Colorado. In the 80302 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 80302 zip code are June, September and August.

In the 80302 zip code, there are 15.3 days annually when the high temperature is over 90°, which is about average compared to other places in Colorado.

December has the coldest nighttime temperatures for the 80302 zip code with an average of 18.0°. This is warmer than most places in Colorado.

In the 80302 zip code, there are 160.5 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Colorado.

In the 80302 zip code, there are 6.3 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Colorado.

Humidity is low in the 80302 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.

May is the wettest month in the 80302 zip code with 2.6 inches of rain, and the driest month is January with 0.6 inches. The wettest season is Summer with 37% of yearly precipitation and 11% occurs in Spring, which is the driest season. The annual rainfall of 19.4 inches in the 80302 zip code means that it is wetter than most places in Colorado.

August is the rainiest month in the 80302 zip code with 10.9 days of rain, and January is the driest month with only 4.6 rainy days. There are 90.1 rainy days annually in the 80302 zip code, which is rainier than most places in Colorado. The rainiest season is Autumn when it rains 34% of the time and the driest is Spring with only a 16% chance of a rainy day.

An annual snowfall of 78.5 inches in the 80302 zip code means that it is snowier than most places in Colorado. March is the snowiest month in the 80302 zip code with 17.2 inches of snow, and 9 months of the year have significant snowfall.

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