Haleakalā in March: Crowds, Weather & What to Pack

Peak crowds · VisitWhen score 52/100 · #11 of 12 months

March is peak season — expect the year's biggest crowds at Haleakalā National Park: crowds run 88% of the July peak (71,636 average visits), days average 60°F with 12 hours of daylight. Computed from NPS and NOAA data.

Crowds in March

Haleakalā averages 71,636 recreation visits in March — 88% of what July, the peak month, draws. Trailheads and parking fill accordingly — book early and start days at dawn.

Weather & daylight

Days are cool (highs average 60°F), and mornings are chilly (lows average 43°F). This is one of the wetter months (5.7″ of precipitation on average). Mid-month daylight runs 12 hours.

NOAA 1991–2020 monthly normals, station HALEAKALA RS 338, HI US (7 mi from park coordinates, 6,962 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of March.

What to pack for Haleakalā in March

Computed from the month's weather normals above — not a generic list.

• Warm mid-layer (fleece or light puffy) — mornings average 43°F
• Rain shell + pack cover — 5.7″ of precipitation is normal this month
• Sturdy broken-in footwear, navigation and a basic first-aid kit — every park, every month

If your dates are flexible, consider shifting: The computed best months for Haleakalā are April and August.

Common questions

See also: the best national parks to visit in March · Last verified 2026-07-16