The time of day when most car accidents occur in Denver, Colorado may vary depending on the source and the year of the data analyzed. However, according to the Colorado Department of Transportation's Crash Data and Analysis website, the most common time of day for car accidents in Denver in 2020 was between 3:00 PM and 6:59 PM, accounting for around 28% of all crashes. This was followed by the time period between 7:00 AM and 10:59 AM, which accounted for around 22% of all crashes. The least common time of day for car accidents in Denver in 2020 was between 3:00 AM and 6:59 AM, accounting for around 3% of all crashes.