Katmai National Park weather in January

January in Katmai National Park: freezing, rainy, with clean air — one of the weakest months to visit.

#11 of 12 months in Katmai National Park · #547 of 604 destinations to visit in January · comfort 36/100 (tier F)

Updated June 2026 · climate normals from ERA5 reanalysis

Katmai National Park climate normals — January

Daytime high-5°C / 24°F🥶 freezing
Nighttime low-9°C / 15°F
Feels like (high)-8°C / 18°F
Rainfall127 mm / 5 in🌧 rainy
Rainy days17 days
Humidity87%💦 very humid
Dew point-8°C / 18°F
Sunshine2.5 h/day
Daylight7.2 h
Wind9 km/h / 6 mph
Snowfall135.4 cm / 53.3 in
Air quality (US AQI)34🍃 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 January — FAQ

Is January a good time to visit Katmai National Park?
January in Katmai National Park: freezing, rainy, with clean air — one of the weakest months to visit. It ranks #11 of 12 months for Katmai National Park on SeasonMap's comfort score (36/100).
What is the weather like in Katmai National Park in January?
In January, Katmai National Park averages a daily high of -4.6°C and a low of -9.4°C, with about 126.9 mm of rain over roughly 17 rainy days.
What is the air quality in Katmai National Park in January?
Katmai National Park has a mean US Air Quality Index of about 34 in January.
Does it snow in Katmai National Park in January?
Katmai National Park sees roughly 135.4 cm of snowfall in January.

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