Weather & Climate Guide

Wrangell-St. Elias National ParkWeather & Climate Guide

Wrangell-St. Elias National Park in Alaska receives an average of 15.4 inches of precipitation annually across 110 rainy days. The area also enjoys approximately 135 sunny days per year. The park is open May - September, with the best conditions typically found in June and July and August.

15.4"
Total Precipitation
110
Rainy Days/Year
135
Sunny Days/Year
2.5"
Wettest Month (July)

Monthly Weather Charts

Monthly Precipitation (inches)

Temperature Range (°F)

Monthly Breakdown

MonthHigh (°F)Low (°F)Precipitation (in)Rainy DaysSunny Days
January10°-10°0.8"89
February16°-6°0.6"611
March26°0°0.5"515
April40°18°0.5"516
May55°32°1"815
June65°42°2"1213
July68°47°2.5"1312
August63°43°2.5"1410
September52°33°2"1210
October33°16°1.2"1010
November16°-2°1"97
December10°-10°0.8"87

Best Time to Visit Wrangell-St. Elias National Park

Based on weather data, the best months to visit Wrangell-St. Elias National Park are June and July and August. During this period, you can expect comfortable temperatures and favorable trail conditions for exploring the park.

July is typically the wettest month, with an average of 2.5 inches of precipitation and 13 rainy days. Temperatures during the best visiting months range from highs in the 63s to 68s °F.

For the best combination of pleasant weather and manageable crowds, consider visiting during the shoulder months at the edges of peak season. Weekdays generally offer a more peaceful experience on popular trails and at key viewpoints.

Packing Tips by Season

Spring (Mar-May)

  • Layered clothing for variable temps
  • Waterproof rain jacket
  • Muddy trail boots with good traction
  • Quick-dry hiking pants
  • Light fleece or insulating midlayer
  • Hat and sunglasses
  • Waterproof day pack

Summer (Jun-Aug)

  • Sun protection (hat, sunscreen SPF 50+)
  • Plenty of water (hydration pack)
  • Light layers for altitude changes
  • Breathable moisture-wicking shirts
  • Lightweight hiking shoes
  • Insect repellent
  • Sunglasses with UV protection

Fall (Sep-Nov)

  • Layering system (base, mid, shell)
  • Warm jacket for cool mornings
  • Long pants for brush and cooler temps
  • Sturdy hiking boots
  • Warm hat and gloves for early starts
  • Headlamp (shorter daylight hours)
  • Rain shell for unexpected showers

Winter (Dec-Feb)

  • Heavy insulation (down or synthetic)
  • Traction devices (microspikes/crampons)
  • Cold weather gear (thermal layers)
  • Insulated waterproof boots
  • Warm hat, gloves, and neck gaiter
  • Hand and toe warmers
  • Gaiters for snow-covered trails