Best time to visit Denali

June to August. Month by month below, with the weather, what's on and what it costs to fly there from your city.

June to August

Summer, June to August, is named best by several sources for open facilities, warm weather, long days and wildlife. May and September suit fewer crowds.

“The best time to visit Denali National Park is in summer, from June to August” intrepidtravel.com
“the best time to visit is during June, July and August” easeweather.com
“Summer in Denali starts in mid-June and runs through mid-August.” experiencedenali.com

4 of the 9 travel guides we read name these months.

Denali month by month

Average high and low in Denali, and days with rain

January10°F / -6°F · 8 rainy daysChecking fares…Deep winter: dark and cold, with lows near -24 C in the climate table.Almost all area businesses are closed to tourists in winter.
February20°F / -1°F · 6 rainy daysChecking fares…Winter activities include Nordic skiing, winter biking and snowshoeing.
March25°F / 0°F · 5 rainy daysChecking fares…Plowing usually begins on Denali Park Road in mid-March.
April41°F / 17°F · 4 rainy daysChecking fares…March and April can be cold and wet.Spring season starts early or mid-April, with limited services.
May55°F / 31°F · 7 rainy daysChecking fares…May is the driest month for the area, per one source.Park activities and public transport open mid-May; fewer crowds and wildlife birthing season.Mid-May to early June: cooler weather and fewer visitors.
Best timeJune65°F / 41°F · 13 rainy daysChecking fares…Landscape turns from brown to green in a few days at the start of June.Mosquitoes are usually present from June through the end of July.Up to 22 hours of sunlight around the solstice.
Best timeJuly66°F / 45°F · 16 rainy daysChecking fares…July has the warmest temperatures of the year and is prime time.July averages a high of 65 F and low of 51 F.Activities, lodges and tours are usually booked solid.
Best timeAugust61°F / 41°F · 16 rainy daysChecking fares…It has been known to snow in August and evenings are chilly.Fall foliage starts early, usually toward the end of August.Mid to late August can bring cheaper flights and some cheaper lodging.
September51°F / 31°F · 12 rainy daysChecking fares…Denali gets quieter after Labor Day.Day tours and shuttles end in mid-September.Fall colors can reach the valleys by the second week of September.
October34°F / 16°F · 10 rainy daysChecking fares…Lodges, outfitters, shuttle buses and campgrounds close in October.The park road stays open through October 15, weather permitting.
November18°F / 2°F · 10 rainy daysChecking fares…Winter deep freeze dominates, with temperatures that can drop below -40 F.
December14°F / -2°F · 9 rainy daysChecking fares…About 5.5 hours of sunlight in December.

Weather: Denali averages (long-term averages), as listed in its climate table on Wikipedia.

Every date to Anchorage from your city

Live fares from your airport. Watch them and we alert you when they drop.

Busy, quiet and what to watch for

Busiest

Mid-June to mid-AugustMost popular time, busiest for hotels and tour companies.
Late May to early SeptemberMain summer season for roughly 600,000 visitors a year.

Quietest

October to AprilDeep winter conditions lock down facilities; most businesses close.

Watch for

June to JulyMosquitoes are usually present.
Mid-September onwardBuses stop and most hotels close; visitors need a rental car.
Spring and fallRoad can close temporarily when snow falls.

Best time to visit Denali

June to August

Denali month by month

Every date to Anchorage from your city

Busy, quiet and what to watch for

Busiest

Quietest

Watch for

Best time to visit other places

Best time to visit Denali

June to August

Denali month by month

Every date to Anchorage from your city

Busy, quiet and what to watch for

Busiest

Quietest

Watch for

Best time to visit other places