North Cascades in March: Crowds, Weather & What to Pack

Shoulder · VisitWhen score 54/100 · #9 of 12 months

March is a solid shoulder-season month to visit North Cascades National Park: crowds run 1% of the July peak (59 average visits), days average 47°F with 11.8 hours of daylight. Computed from NPS and NOAA data.

Access warning: State Route 20 (the North Cascades Highway) typically closes November–late spring due to avalanche danger. That typically affects March — verify before planning. Current NPS conditions →

Crowds in March

North Cascades averages 59 recreation visits in March — 1% of what July, the peak month, draws — the second-quietest month of the year. Plan lodging and entries with that in mind — this is genuine quiet-season territory.

Average visits (March)

59 (mean 2021–2025, NPS)

Share of the year

0.2% of annual visitation

vs. peak (July)

Weather & daylight

Expect cool days (highs average 47°F), and nights drop below freezing (lows average 30°F). Average precipitation is 3.6″ for the month. Normal snowfall is 9″ — expect snow on the ground. Mid-month daylight runs 11.8 hours.

NOAA 1991–2020 monthly normals, station STEHEKIN 4 NW, WA US (12 mi from park coordinates, 1,257 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of March.

What to pack for North Cascades in March

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

Insulated jacket, beanie and gloves — nights average 30°F, below freezing
Rain shell + pack cover — 3.6″ of precipitation is normal this month
Traction devices (microspikes) and gaiters — 9″ normal snowfall
Sturdy broken-in footwear, navigation and a basic first-aid kit — every park, every month

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Looking for a better window? The computed best months for North Cascades are May and June.

Also at their best in March

Other parks whose computed March verdict is a best window — same NPS × NOAA formula:

Great Basin in March — 10% of peak crowds, highs 48°F, score 81/100
Shenandoah in March — 23% of peak crowds, highs 55°F, score 78/100
Wind Cave in March — 15% of peak crowds, highs 50°F, score 78/100
Mesa Verde in March — 17% of peak crowds, highs 47°F, score 77/100

Common questions

Is North Cascades crowded in March?

No — March is one of the quieter months: 1% of the July peak, averaging 59 visits (NPS, 2021–2025).

What is the weather like in North Cascades in March?

Average highs of 47°F, lows of 30°F, 3.6″ of precipitation (NOAA 1991–2020 normals, STEHEKIN 4 NW, WA US station).

What should I pack for North Cascades in March?

Insulated jacket, beanie and gloves; Rain shell + pack cover; Traction devices (microspikes) and gaiters — the full weather-computed list is on this page.

Is everything open at North Cascades in March?

State Route 20 (the North Cascades Highway) typically closes November–late spring due to avalanche danger. Always check the park's live NPS alerts for current conditions.

See also: the best national parks to visit in March · Last verified 2026-09-12