Best Time to Visit North Cascades National Park

    Month-by-month guide to visiting North Cascades National Park. Compare temperatures, rainfall, and safari conditions across all 12 months. View the full North Cascades National Park page for wildlife, lodges, and more.

    Best months:
    May
    June
    July
    August
    September
    Jan
    Good2.26°C343.9mm
    Feb
    Good1.97°C245mm
    Mar
    Good4.23°C142.7mm
    Apr
    Good6.75°C115.7mm
    May
    Great11.51°C91.4mm
    Jun
    Great16.09°C92.2mm
    Jul
    Excellent20.77°C23.7mm
    Aug
    Excellent20.65°C45.5mm
    Sep
    Great17.18°C99.1mm
    Oct
    Good11.09°C198mm
    Nov
    Good4.12°C338.9mm
    Dec
    Good1.76°C328.3mm
    Great (4-5)
    Good (3)
    Poor (1-2)
    Best month

    Conditions are based on historical weather data from Open-Meteo and wildlife sighting records from GBIF and iNaturalist. Actual conditions may vary by year.