Denver, CO – Unseasonably hot weather made history across Colorado on Saturday as Denver International Airport recorded a high of 86°F, setting a new all-time record for the month of March.
According to the National Weather Service in Boulder, the temperature recorded Saturday, March 21, 2026, surpasses the previous record of 85°F, which had been set earlier this week on March 19 and 20. The new mark represents the warmest March temperature ever recorded in Denver since records began in 1872.
The summer-like warmth impacted much of the Denver metro area, with residents experiencing conditions far above typical late-March averages. Clear skies and dry air helped fuel the rapid temperature rise throughout the afternoon, contributing to the record-breaking heat.
According to the National Weather Service, the unusual warmth will be short-lived. A cold front is expected to move through the region Saturday night, bringing cooler temperatures into Sunday. While conditions will ease, temperatures are still forecast to remain above normal for this time of year.
The sudden shift may be noticeable for those with outdoor plans this weekend, especially as cooler mornings follow Saturday’s peak heat.
No major travel impacts have been reported, but the sharp temperature swing serves as a reminder of Colorado’s rapidly changing spring weather patterns.
This article was produced by a journalist and may include AI-assisted input. All content is reviewed for accuracy and fairness.
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