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Best time to visit Denver
Month-by-month weather, crowds, prices, and festival calendar — so you know exactly when to book.
Best time to visit Denver, United States
Month-by-month breakdown of weather, crowds, prices, and seasonal highlights.
| Month | Score | Weather | Crowds | Prices | Highlights |
|---|---|---|---|---|---|
| January | -3-7°C, sunny with occasional snow | low | low |
⚠ High altitude can cause altitude sickness; acclimatize. | |
| February | 0-10°C, sunny with light snow | low | low |
| |
| March | 4-15°C, variable sun and snow | low | low |
⚠ Weather can be unpredictable, with late-season snowstorms possible. | |
| April | 7-18°C, sunny with rain and snow showers | moderate | moderate |
⚠ Spring snow can still impact outdoor activities. | |
| May | 12-22°C, mostly sunny with occasional rain | moderate | moderate |
| |
| June | 17-27°C, mostly sunny and dry | high | high |
| |
| July | 19-30°C, sunny with afternoon thunderstorms | peak | peak |
⚠ Afternoon thunderstorms are common; seek shelter. | |
| August | 19-29°C, sunny with occasional afternoon thunderstorms | high | high |
| |
| September | 14-25°C, mostly sunny and dry | moderate | high |
| |
| October | 8-19°C, sunny with crisp air | moderate | moderate |
⚠ Snow is possible, especially later in the month. | |
| November | 1-11°C, sunny with increasing snow chances | low | low |
⚠ Temperatures drop significantly; snow can accumulate. | |
| December | -2-8°C, sunny with snow possible | high | high |
⚠ Holiday travel can increase crowds and prices. |
Annual events worth timing your trip around
A week-long culinary event featuring prix-fixe menus at various Denver restaurants.
A free, one-day music festival held in downtown Denver.
An outdoor festival showcasing juried artists from across the country.
A major food and music festival held in Civic Center Park.
Catch a Major League Baseball game at Coors Field.
One of the nation's largest beer festivals, featuring hundreds of breweries.
An annual film festival showcasing independent and international cinema.
Traditional European-style Christmas markets pop up around the city.
Insider timing tips
- •The 'Mile High City' altitude requires acclimatization for many visitors; plan for a slower pace upon arrival.
- •While summer is popular, late spring (May) and early fall (September) offer pleasant weather with fewer peak-season crowds and slightly lower prices.
- •Denver experiences a semi-arid climate; expect significant temperature swings between day and night, even in summer.
- •Afternoon thunderstorms are common during the summer monsoon season (July-August), so plan outdoor activities for mornings.
- •Ski season typically kicks off in November, but reliable snow conditions for higher resorts are more common from December through March.
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