Monthly Guide

Best National Parks in March

March is the sweet spot for desert parks — warm days without the scorching summer heat. Spring breakers fill the popular parks, but shoulder-season gems await. Snow still blankets the mountains, so alpine parks are mostly off-limits. Focus on the Southwest and Southeast for the best March experience.

Top 10 Parks for March

Ranked by our monthly visit score — a blend of weather comfort, crowd levels, and park accessibility.

#1A cloud-filled volcanic crater at sunrise with a mountain rising behind

Hawaiʻi Volcanoes

HI

Moderate Crowds

Crowds thin out as rain continues. Crater Rim sections still close intermittently. Mauna Ulu Trail offers solitude.

#2Photo of the Big Room with trail

Carlsbad Caverns

NM

Moderate CrowdsHidden Gem

Best month: surface temps hit the 60s-70s, crowds remain moderate, and cave tours are comfortable before summer heat.

#3Yellow flowers in foreground extending out along a rocky coastline to a natural arch.

Channel Islands

CA

ComfortableHidden Gem

Wildflowers start on Anacapa. Moderate crowds arrive, but spring weather can mean choppy crossings to the islands.

#4A hiker stands beside Hickman Bridge, a natural sandstone bridge

Capitol Reef

UT

Busy

Spring arrives with wildflowers in Grand Wash. Crowds pick up as temperatures climb. Hickman Bridge becomes approachable again.

#5Park visitors enjoy a sunset on the moat wall.

Dry Tortugas

FL

BusyHidden Gem

Sea temperatures rise to 79°, but so do the crowds. Still-comfortable conditions before summer heat arrives.

#6The sun sets behind large red and white towers of sandstone.

Zion

UT

Very CrowdedDark Sky

Spring arrives with 63F highs and wildflowers. Crowds build toward month's end as The Narrows begins opening from snowmelt.

#7a broad, red arch with rock pinnacles in the background

Arches

UT

Very CrowdedDark Sky

Spring arrives with 60s and wildflowers starting in Sand Dune Arch area. Crowds building but Devils Garden still accessible.

#8Century Plant Agave

Big Bend

TX

ComfortableHidden GemDark Sky

Warmest comfortable month before heat arrives. Crowds peak as spring breakers fill Chisos Basin. Book campsites months ahead.

#9shallow pools with a double rainbow in the background

Canyonlands

UT

Moderate CrowdsHidden GemDark Sky

Spring arrives with wildflowers in the canyons. Crowds build toward peak season as temperatures reach perfect hiking range.

#10View of the Congaree River during the Fall

Congaree

SC

Moderate CrowdsHidden Gem

Peak visitation as temperatures climb into the 60s. Wildflowers emerge along the Kingsnake Trail and boardwalk.

Parks to Skip in March

These parks score lowest for March — typically due to harsh weather, road closures, or inaccessibility.

Voyageurs Frigid conditions — lows around 2°F with heavy snow likely.
Lake Clark & Preserve Frigid conditions — lows around 14°F with heavy snow likely.
Kobuk Valley Bitter cold with lows near -13°F. Most facilities and roads are closed.
Katmai & Preserve Cold and wintry at 31°F highs. Limited access and shortened daylight.
Isle Royale Entire island closed this month, limiting the park experience.