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All 63 US National Parks, A–Z

Every US national park with its computed best window — click through for the full month-by-month crowd, weather and daylight table.

ParkStateBest windowPeak monthAnnual visits
Acadia National ParkMEMar, Apr, MayAug3,992,045
National Park of American SamoaASJun, Aug, DecApr17,668
Arches National ParkUTFeb, Mar, NovMay1,545,566
Badlands National ParkSDApr, May, OctJul1,102,207
Big Bend National ParkTXJun, Aug, SepMar546,805
Biscayne National ParkFLJan, Feb, DecMay595,339
Black Canyon of the Gunnison National ParkCOMar, Apr, MayJun309,836
Bryce Canyon National ParkUTMar, Apr, AugJun2,277,195
Canyonlands National ParkUTFeb, Mar, NovMay821,124
Capitol Reef National ParkUTFeb, Mar, AprMay1,342,558
Carlsbad Caverns National ParkNMJan, Feb, OctJul401,110
Channel Islands National ParkCAJan, Mar, MayJul292,203
Congaree National ParkSCJan, Feb, AprMay239,941
Crater Lake National ParkORMay, Jun, SepJul574,435
Cuyahoga Valley National ParkOHApr, May, JunJul2,857,286
Death Valley National ParkCA/NVJan, Feb, NovMar1,227,132
Denali National ParkAKMay, Jun, SepAug433,068
Dry Tortugas National ParkFLJan, Feb, NovMay84,162
Everglades National ParkFLOct, Nov, DecFeb885,539
Gates of the Arctic National ParkAKApr, May, SepJul10,939
Gateway Arch National ParkMOApr, Sep, OctJul1,991,753
Glacier National ParkMTJun, Sep, OctJul3,053,809
Glacier Bay National ParkAKApr, May, JunJul563,103
Grand Canyon National ParkAZFeb, Apr, JunJul4,669,660
Grand Teton National ParkWYApr, May, OctJul3,507,486
Great Basin National ParkNVMar, Apr, MayJul148,707
Great Sand Dunes National ParkCOMar, Apr, OctJun495,685
Great Smoky Mountains National ParkTN/NCApr, May, AugOct12,823,319
Guadalupe Mountains National ParkTXMay, Aug, SepMar224,635
Haleakalā National ParkHIApr, Aug, SepJul863,655
Hawaiʻi Volcanoes National ParkHIAprDec1,555,088
Hot Springs National ParkARJan, Sep, OctJun2,453,681
Indiana Dunes National ParkINMar, Apr, MayJul2,822,397
Isle Royale National ParkMIMay, Sep, OctAug27,632
Joshua Tree National ParkCAJan, May, OctMar3,063,524
Katmai National ParkAKMay, Jun, OctJul32,629
Kenai Fjords National ParkAKApr, May, JunJul406,818
Kings Canyon National ParkCAApr, May, OctJul665,230
Kobuk Valley National ParkAKMay, Jun, AugJul14,221
Lake Clark National ParkAKApr, May, JunJul18,295
Lassen Volcanic National ParkCAAug, Sep, OctJul417,467
Mammoth Cave National ParkKYJan, Feb, NovJul648,231
Mesa Verde National ParkCOMar, Apr, MayJun499,330
Mount Rainier National ParkWAMay, Jun, SepJul1,644,420
New River Gorge National ParkWVMar, Apr, NovJul1,750,770
North Cascades National ParkWAMay, Jun, OctJul30,353
Olympic National ParkWAApr, May, JunAug3,080,172
Petrified Forest National ParkAZFeb, Apr, NovJun498,248
Pinnacles National ParkCAMay, Oct, NovApr332,477
Redwood National ParkCAApr, May, AugJun625,750
Rocky Mountain National ParkCOMar, Apr, MayJul4,235,378
Saguaro National ParkAZMay, Sep, OctMar958,601
Sequoia National ParkCAMay, Jun, OctJul1,176,246
Shenandoah National ParkVAFeb, Mar, AprOct1,603,996
Theodore Roosevelt National ParkNDApr, May, OctJul734,893
Virgin Islands National ParkVIAug, Sep, OctMar351,708
Voyageurs National ParkMNApr, May, OctAug218,131
White Sands National ParkNMFeb, Oct, NovMar715,734
Wind Cave National ParkSDMar, Apr, OctJul600,907
Wrangell–St. Elias National ParkAKApr, May, SepJul76,849
Yellowstone National ParkWY/MT/IDApr, May, JunJul4,431,842
Yosemite National ParkCAMar, Apr, MayAug3,850,488
Zion National ParkUTJan, Feb, NovJun4,857,322

Visits = mean annual recreation visits 2021–2025, NPS Visitor Use Statistics. Last verified 2026-07-16