Weather & Climate Guide

Hawaii Volcanoes National ParkWeather & Climate Guide

Hawaii Volcanoes National Park in Hawaii receives an average of 51.5 inches of precipitation annually across 153 rainy days. The area also enjoys approximately 153 sunny days per year. The park is open Year-round, with the best conditions typically found in April and May and September.

51.5"
Total Precipitation
153
Rainy Days/Year
153
Sunny Days/Year
5.8"
Wettest Month (March)

Monthly Weather Charts

Monthly Precipitation (inches)

Temperature Range (°F)

Monthly Breakdown

MonthHigh (°F)Low (°F)Precipitation (in)Rainy DaysSunny Days
January67°52°5.5"1412
February67°51°4.8"1211
March68°52°5.8"1510
April68°53°5.2"1510
May70°54°3.2"1114
June73°57°2.5"1016
July74°58°3"1215
August75°59°3.2"1215
September75°58°3"1115
October73°57°4"1313
November70°55°5.5"1411
December68°53°5.8"1411

Best Time to Visit Hawaii Volcanoes National Park

Based on weather data, the best months to visit Hawaii Volcanoes National Park are April and May and September. During this period, you can expect comfortable temperatures and favorable trail conditions for exploring the park.

March is typically the wettest month, with an average of 5.8 inches of precipitation and 15 rainy days. Temperatures during the best visiting months range from highs in the 68s to 75s °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