- Best time to visit Denver: at a glance
- Best Time to Visit Denver: Month-by-Month Guide
- Best Months to Visit Denver
- Denver Travel Seasons at a Glance
- Festivals & Events in Denver
- When to Visit by Travel Goal
- What to Avoid
- Booking Tips
- When to actually go: why September beats every other month in Denver
- Frequently Asked Questions
- Related Denver Travel Guides
- Related Articles
Best time to visit Denver: at a glance
Short answer: June–September for summer; December–March for nearby skiing.
| Season | Months | What to expect |
|---|---|---|
| Peak | Jul–Aug | Warm, festivals; busiest |
| Shoulder (best value) | May–Jun, Sep–Oct | Mild, fewer crowds |
| Low | Nov, Apr | Quiet shoulder; ski drive-up in winter |
Best Time to Visit Denver: Month-by-Month Guide
Quick take: Denver has a clear sweet spot — But the ‘wrong’ months aren’t always wrong. It depends on what you’re after.
Peak: summer (June-August) · Off-season: winter (December-February)
Knowing the best time to visit Denver can transform your trip — saving you hundreds on flights and hotels while putting you in better weather with fewer crowds. This guide breaks down each season, key events, and what to expect month by month so you can pick the right travel dates.
Best Months to Visit Denver
Top pick: shoulder seasons (typically April-May and September-October). You get the best balance of weather, crowds, and price. Hotels and flights typically run 15-30% below peak season, the weather is comfortable, and major attractions are open without the high-summer chaos.
Denver Travel Seasons at a Glance
| Season | Months | What to Expect |
|---|---|---|
| Peak | summer (June-August) | Best weather (for that region), highest prices, biggest crowds. Book hotels 3-6 months ahead. |
| Shoulder | shoulder seasons (typically April-May and September-October) | Sweet spot: good weather, moderate crowds, 15-30% lower prices than peak. |
| Off-season | winter (December-February) | Cheapest, quietest. Some sights may be closed. Best for budget travelers and shoulder-month flexibility. |
Festivals & Events in Denver
If you’re planning around a specific event, book early — major festivals spike hotel prices 50-200% and sell out 3-6 months ahead.
- National Western Stock Show (Jan)
- Great American Beer Festival (Oct)
- Denver PrideFest (Jun)
- Denver Film Festival (Nov)
When to Visit by Travel Goal
- Best weather: Visit during shoulder seasons (typically April-May and September-October). Comfortable temperatures, low rainfall, manageable crowds.
- Lowest prices: winter (December-February). Hotels and flights cut 30-50%. Trade weather for savings.
- Fewest crowds: Just outside peak season — first 2 weeks before peak begins or last 2 weeks after peak ends.
- Festivals & culture: See the events list above. Book 3-6 months ahead for major dates.
- Outdoor activities: Avoid peak rain/hurricane months. shoulder seasons (typically April-May and September-October) is generally optimal.
- Budget travelers: Mid-week flights in off-season offer the best deals. Set Google Flights alerts 6-8 weeks ahead.
What to Avoid
- Peak crowds: summer (June-August) brings 2-3x the visitors. Major sites require ticket reservations weeks ahead.
- Major holidays: Local school holidays and religious festivals drive domestic travel surges — popular spots fill up.
- Closures: Some sights and restaurants close during deep off-season. Verify business hours before booking.
Booking Tips
- Book flights 8-12 weeks ahead for peak season; 4-6 weeks for off-season usually works.
- Set Google Flights price alerts for your target dates.
- Watch shoulder weeks: the week just before/after peak season often has near-peak weather at 30% lower prices.
- Check local school holidays — these spike domestic travel and crowd major sites.
- Travel insurance is wise for any peak-season trip given high prices and harder-to-rebook flights.
When to actually go: why September beats every other month in Denver
The honest answer is narrower than the spring-or-fall framing suggests. April and May read as shoulder season on paper, but Denver springs flip from snow to near 80F in the same week, so you are gambling on the weather. September is the month that pays off. Days still warm to an average high around 79F, summer crowds thin out, and hotel rates ease back from the June-to-August peak when highs sit near 88F.
September also stacks the events worth planning around:
- Denver Oktoberfest runs two weekends in late September along Larimer Street in the Ballpark neighborhood, with free general admission.
- The aspen groves in the foothills west of the city hit peak gold roughly the third and fourth weeks of September, an easy day trip from downtown.
- The Great American Beer Festival lands in early-to-mid October at the Colorado Convention Center, so book lodging well ahead, since rooms tighten for that weekend.
The stretch to avoid for general sightseeing is deep winter, December through February, unless you are here to ski. December is the coldest month and January lows average around 22F, so plan around the mountains rather than the city if you come then.
Frequently Asked Questions
What is the best month to visit Denver?
The single best time to visit Denver depends on your priorities. For ideal weather plus reasonable crowds, target shoulder seasons (typically April-May and September-October). Peak season is summer (June-August) (busiest, highest prices). Off-season is winter (December-February) (cheapest, least crowded — but check what’s open).
What’s the cheapest time to visit Denver?
The cheapest time to visit Denver is during the off-season: winter (December-February). Flights and hotels drop 30-50%. Trade-offs: some sights/restaurants may close, weather may be less favorable, fewer events.
When should I avoid Denver?
Avoid Denver during peak season (summer (June-August)) if you want fewer crowds and lower prices. Also consider local school holidays (when domestic travel surges) and weather extremes (varies by region during peak heat).
What is the weather like in Denver?
Check regional climate maps for the specific area you plan to visit. Summer highs and winter lows vary by altitude, coast vs. inland, and exact location within Denver. Always check the specific city forecast a week before departure.
Are there major festivals in Denver?
Yes — Denver hosts notable events including: National Western Stock Show (Jan), Great American Beer Festival (Oct), Denver PrideFest (Jun), Denver Film Festival (Nov). Major festivals can spike hotel prices 50-200% — book 3-6 months ahead if attending.
What should I pack for Denver?
Pack for the season you’re visiting and the climate zone. Summer in Denver: lightweight breathable clothes, sunscreen, hat, comfortable walking shoes. Winter: layers, waterproof jacket, warm accessories. Check the 10-day forecast 1-2 weeks before departure and adjust.
Related Denver Travel Guides
- Best Things to Do in Denver
- Where to Stay in Denver
- Best Food in Denver
- How Much Does a Trip to Denver Cost?
- Denver Itinerary Guide
Related Articles
- 15 Best Things to Do in Louisiana
- 15 Best Things to Do in Tennessee
- 15 Best Things to Do in Massachusetts
- 15 Best Things to Do in Oregon
You Might Also Love
Written by
John Morrison is the founder and lead travel writer at Packzup. Over the past decade he has explored destinations across Africa, the Americas, Asia, Europe, the Middle East, and Oceania — always self-funded, never on a press trip.