Best time to visit — month‑by‑month guide for Denver and airport stays

Best times to visit Denver for a stay at The Westin Denver International Airport are the shoulder seasons—April–May and September–October—when temperatures are comfortable, crowds are lighter, and downtown sightseeing is easier. If you need the quietest airport stay, consider midweek shoulder-season nights; for skiing or mountain trips, winter stays make sense but expect variable weather and possible travel delays.
In this guide
Month‑by‑month snapshot
This table summarizes typical conditions for each month in Denver and what that means for airport stays at The Westin Denver International Airport.
Weather and crowd patterns below are general; local conditions can vary and winter storms sometimes cause travel disruptions.
| Month | Typical weather & crowds | Why stay at The Westin |
|---|---|---|
| January | Cold; winter conditions and lowest tourist volume. | Good for early‑morning/overnight connections; expect possible snow-related delays. |
| February | Cold with still-winter conditions; ski-season activity continues. | Useful base for mountain travel; indoor heated saline pool and late arrivals. |
| March | Very changeable—late-season snow possible; March is statistically Denver's snowiest month. | Plan extra travel time; hotel connectivity to Jeppesen Terminal helps quick transfers. |
| April | Shoulder season with improving temperatures and fewer crowds. | One of the best months for lower rates and calmer airport traffic. |
| May | Mild, spring weather; tourist numbers rise toward summer. | Good balance of weather and access to downtown via RTD A Line. |
| June | Warmer; start of peak season for Denver and concert season at Red Rocks. | Expect fuller hotels — book early for preferred rooms and times. |
| July | Warmest month and peak summer tourism. | Busy travel days and higher rates; convenient for families and summer events. |
| August | Warm, still busy with summer travelers. | Good for late-summer departures; plan on typical airport crowds. |
September–October: ideal shoulder-season stays
September and October often deliver comfortable daytime temperatures and lower hotel occupancy than summer, making them good months for both quick airport layovers and longer Denver trips.
RTD A Line service beneath the hotel provides a consistent 30–40 minute connection to Union Station, helping you use these months to explore downtown without driving.
- Less chance of summer heat; good foliage color in late September/early October.
- Fewer crowds at airport and downtown attractions, compared with June–August.
- Book early for weekend events (sports, concerts) that can still raise demand.
| Tip | Practical note |
|---|---|
| Arrival timing | Midweek arrivals are usually quieter than Friday–Sunday. |
| Room choice | Deluxe Room (High Floor) or Room for runway/mountain views and quieter nights. |
| Dining | Grill & Vine serves all three meal periods; Sky Lounge opens afternoons for pre-flight drinks. |

Winter travel and potential delays (November–March)
Winter covers November through March. Denver proper gets less snow than nearby mountains, but March is statistically the snowiest month and storms can affect arrivals and departures.
If you travel in winter, allow extra connection time, monitor flight status, and consider booking a Day Use Room or late check‑out if you face delays.
- Expect variable weather—temperatures can swing and sudden snow is possible.
- Hotel is connected to Jeppesen Terminal—useful for quick transfers during snow events.
- Day Pass and Day Use Room options can provide a dry, warm place during long delays.
| Service | Relevant hotel detail |
|---|---|
| Pool & whirlpool | Indoor heated saline pool is available year‑round; one aggregator lists hours 5:00 AM–11:00 PM. |
| Fitness | WestinWORKOUT® Fitness Studio is complimentary and reported as 24-hour. |
| Dining | Grill & Vine runs breakfast through dinner; Sky Lounge opens daily from 3:00 PM–12:00 AM. |
Summer travel (June–August): plan for peak volumes
June–August are peak months for Denver tourism. If your travel includes concerts at Red Rocks or summer events, hotel and airport traffic can be heavier.
For short airport stays, midweek nights or very late/early flights help avoid the busiest times.
- Book preferred rooms early—Deluxe Room (High Floor) and Room options often have runway and mountain views.
- Expect higher room rates and busier dining periods; reservations at Grill & Vine are available.
- Allow extra time for check-in and security on busy travel days.
| When to use the hotel | Why |
|---|---|
| Pre-flight nights before early departures | Walkable access to Jeppesen Terminal reduces transfer time. |
| Post-arrival first night | Direct connection to the airport simplifies arrivals after long flights. |
| Event nights (concerts/sports) | Book early and confirm amenity hours for late returns. |

Choosing a room for an airport stay
Pick a room based on the length and purpose of your stay—overnight transit, family stopover, or a business night before meetings.
Rooms with runway or terminal views can help you keep an eye on airport activity; longer-stay travelers may prefer a suite for separate living space.
- Short layover or single night: Room or Deluxe Room (High Floor) for straightforward sleeping and views.
- Family stopover: Grand Studio, Multiple Beds or Grand Studio, Multiple Beds (Transfer Shower) to use the Murphy bed layout.
- Longer stays or work needs: Premier Suite, 1 Bedroom (High Floor) or Junior Suite, 1 Bedroom (High Floor) for more living and work space.
| Stay type | Room examples |
|---|---|
| Quick overnight | Room; Deluxe Room (High Floor) |
| Family | Grand Studio, Multiple Beds; Grand Studio, Multiple Beds (Transfer Shower) |
| Business / longer stay | Premier Suite, 1 Bedroom (High Floor); Junior Suite, 1 Bedroom (High Floor) |

Practical tips for airport‑centric stays
A few operational details to know before you go: standard check-in is 4:00 PM and check-out is 11:00 AM, though the hotel advertises early check-in (room access from 9:00 AM) and a guaranteed late check-out program. Confirm times with the hotel for your specific reservation.
Plan parking, in-room internet, and pet needs in advance since these services can have fees.
- Parking: self parking and covered valet are offered; sources list approximate fees (confirm current rates with the hotel).
- Wi‑Fi: free in public areas; in-room wireless internet is listed with a daily fee (approx. $14.95 per day per one source).
- Pets: The Westin Denver International Airport is pet-friendly; a $50 per pet per stay fee is listed on Marriott's page (service animals exempt).
- Transport: RTD A Line beneath the hotel connects to Union Station (about 37 minutes); taxis and rideshares load from terminal-level pick-up islands.
| Need | Hotel note |
|---|---|
| Day-use room | Available from 9:00 AM–6:00 PM (bookable option) with amenities like mini fridge and work desk. |
| Pool & fitness access | Indoor heated saline pool and WestinWORKOUT® Fitness Studio available; day passes also offered. |
| Valet/parking | Valet and self parking available; hotel is DIA's sole valet provider. |


