Katmai National Park weather in June

June in Katmai National Park: cool, a little rain, with clean air — one of the best months to visit.

#1 of 12 months in Katmai National Park · #61 of 604 destinations to visit in June · comfort 92/100 (tier S)

Updated June 2026 · climate normals from ERA5 reanalysis

Katmai National Park climate normals — June

Daytime high15°C / 59°F🙂 cool
Nighttime low9°C / 47°F
Feels like (high)14°C / 57°F
Rainfall68 mm / 2.7 in🌦 some rain
Rainy days14 days
Humidity80%💦 very humid
Dew point8°C / 46°F
Sunshine10 h/day
Daylight18.2 h
Wind10 km/h / 6 mph
Snowfall2.3 cm / 0.9 in
Air quality (US AQI)28🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Where is Katmai National Park?

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Katmai National Park in June — FAQ

Is June a good time to visit Katmai National Park?
June in Katmai National Park: cool, a little rain, with clean air — one of the best months to visit. It ranks #1 of 12 months for Katmai National Park on SeasonMap's comfort score (92/100).
What is the weather like in Katmai National Park in June?
In June, Katmai National Park averages a daily high of 14.9°C and a low of 8.6°C, with about 68.3 mm of rain over roughly 13.6 rainy days.
What is the air quality in Katmai National Park in June?
Katmai National Park has a mean US Air Quality Index of about 28 in June.
Does it snow in Katmai National Park in June?
Katmai National Park sees roughly 2.3 cm of snowfall in June.

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