10 All-Time Hottest Weather Temperature Days in Denver

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The all-time hottest weather temperatures ever recorded in Denver, Colorado dating back to 1872.

These are the all-time ten hottest weather temperature days recorded in the city of Denver, Colorado. The temperature data for Denver dates back to 1872.

The hottest month of the year in Denver is July, with an mean temperature of 73.4. The second hottest month in Denver is August at 71.7 degrees, followed by June at 67.6 degrees and September at 62.4 degrees.

Denver has had 69 days of 100 degree or hotter weather days in its history. The earliest 100 degree day in Denver history was recorded on June 14, 2006, when the temperature reached 102 degrees. The latest date that it was ever 100 degrees in Denver was August 16, 2002, when it was exactly 100 degrees.

By far, the most 100 degree weather temperature days occurred in Denver in July with 47. There have been fourteen 100 degree weather temperature days in August, and 8 in June in Denver since 1872. The hottes temperature ever recorded in Denver is 105 degrees, which occurred on both July 20, 2005 and August 8, 1878.

Image Source

10 All-Time Hottest Weather Temperature Days in Denver

T-1. July 20, 2005 - 105 degrees

T-1. August 8, 1878 - 105 degrees

T-3. June 26, 1994 - 104 degrees

T-3. July 21, 2005 - 104 dgrees

T-3. August 1, 2008 - 104 degrees

Image Source by David Shankbone

T-6. July 6, 1973 - 103 degrees

T-6. July 8, 1989 - 103 degrees

T-6. July 16, 2006 - 103 degrees

T-6. August 2, 2008 - 103 degrees

10. It has been 102 degrees in Denver 15 times, with most recent being July 17, 2010

Denver is the capital city of Colorado. Located in the eastern foothills of the Rocky Mountains, Denver is known as the Mile High City because it has an elevation of 5,280 feet.

Some 600,000 people live in Denver, making it the most populous city in Colorado, and 26th largest in the United States.The Denver Metro area, is populated by some 3.2 million people, making it the 16th largest metro area in the United States.


Denver normally does not get above 100 every summer, but in 2012, Denver officially had their hottest summer ever. On August 27, 2012, the high temperature in Denver reached 98 degrees Fahrenheit. This set a record in Denver for 73 days at or above 90 degrees, breaking the old record of 61 days set in 2000.

The temperature in Denver hit 105 on two consecutive days on June 25th and June 26, 2012. Making it the hottest summer ever in Denver’s history. On June 23, 2012, the temperature hit 102 and 104 degrees on June 23, 2012. In fact, Denver had 13 days of 100 degrees or above that summer of 2012, something never seen before in the Mile High City.  

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Posted on Jul 31, 2011
Abdel-moniem El-Shorbagy
Posted on Jul 30, 2011