Badlands in May: Crowds, Weather & What to Pack

Best window · VisitWhen score 81/100 · #2 of 12 months

May is one of the best months of the year to visit Badlands National Park: crowds run 44% of the July peak (108,524 average visits), days average 70°F with 14.7 hours of daylight. Computed from NPS and NOAA data.

Crowds in May

Badlands averages 108,524 recreation visits in May — 44% of what July, the peak month, draws. Plan lodging and entries with that in mind.

Average visits (May)

108,524 (mean 2021–2025, NPS)

Share of the year

9.8% of annual visitation

vs. peak (July)

44%

Weather & daylight

Daytime temperatures are comfortable (highs average 70°F), and mornings are chilly (lows average 44°F). Average precipitation is 3.5″ for the month. Mid-month daylight runs 14.7 hours.

NOAA 1991–2020 monthly normals, station WASTA, SD US (22 mi from park coordinates, 2,328 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of May.

What to pack for Badlands in May

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

Warm mid-layer (fleece or light puffy) — mornings average 44°F
Rain shell + pack cover — 3.5″ of precipitation is normal this month
Sturdy broken-in footwear, navigation and a basic first-aid kit — every park, every month

Common questions

Is Badlands crowded in May?

Moderately: May runs 44% of the July peak, averaging 108,524 visits (NPS, 2021–2025).

What is the weather like in Badlands in May?

Average highs of 70°F, lows of 44°F, 3.5″ of precipitation (NOAA 1991–2020 normals, WASTA, SD US station).

What should I pack for Badlands in May?

Warm mid-layer (fleece or light puffy); Rain shell + pack cover; Sturdy broken-in footwear, navigation and a basic first-aid kit — the full weather-computed list is on this page.

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