Golden hail storm history
Jefferson County·NOAA NCEI Storm Events Database·~75-day publication lag
Golden, located in Jefferson County, has experienced 3 documented hail events of 1 inch or larger over the past 10 years, with the largest recorded hailstone reaching 1.5 inches in diameter. The city sits on the Front Range where afternoon convective storms tracking northeast from the Rocky Mountains create conditions favorable for hail formation. At an average of 0.3 events per year, Golden residents face moderate hail risk compared to other Colorado Front Range communities.
Hail risk in Golden peaks between May and July, when afternoon convective storms develop most frequently between 2 p.m. and 7 p.m. Mountain Time. April and August represent secondary risk months as spring and early summer storm systems move through the region. The most recent hail event in Golden occurred on August 23, 2025, demonstrating that significant hail can occur outside peak season.
Annual frequency — last 10 years
When hail hits — monthly pattern
Avg events per month · all years · NOAA data
All recorded hail events
Of 49 recorded events, 17 (35%) reached 1.5" or larger — the threshold for likely functional damage on standard asphalt shingles.
The report was from mPING.
The report was from mping.
Dozens were injured at Red Rocks Park when a severe thunderstorm pummeled the venue with large hail.
Hail event counts for Golden rely on NOAA Storm Data records, which document significant events but may not capture all hail occurrences, particularly smaller stones below 1 inch. Jefferson County has 6 documented hail events in NOAA records, providing regional context for Golden's storm climatology.
NOAA Storm Events Database source