Kobuk Valley National Park weather in August

August in Kobuk Valley National Park: cool, rainy, with clean air — an excellent time to visit.

#3 of 12 months in Kobuk Valley National Park · #192 of 604 destinations to visit in August · comfort 85/100 (tier A)

Updated June 2026 · climate normals from ERA5 reanalysis

Kobuk Valley National Park climate normals — August

Daytime high14°C / 56°F🙂 cool
Nighttime low7°C / 45°F
Feels like (high)12°C / 54°F
Rainfall99 mm / 3.9 in🌧 rainy
Rainy days13 days
Humidity85%💦 very humid
Dew point8°C / 46°F
Sunshine8.3 h/day
Daylight17.2 h
Wind13 km/h / 8 mph
Air quality (US AQI)24🍃 good

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

Where is Kobuk Valley National Park?

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Kobuk Valley National Park in August — FAQ

Is August a good time to visit Kobuk Valley National Park?
August in Kobuk Valley National Park: cool, rainy, with clean air — an excellent time to visit. It ranks #3 of 12 months for Kobuk Valley National Park on SeasonMap's comfort score (85/100).
What is the weather like in Kobuk Valley National Park in August?
In August, Kobuk Valley National Park averages a daily high of 13.6°C and a low of 7.3°C, with about 99 mm of rain over roughly 13.4 rainy days.
What is the air quality in Kobuk Valley National Park in August?
Kobuk Valley National Park has a mean US Air Quality Index of about 24 in August.

Other months in Kobuk Valley National Park

Warmer or cooler than Kobuk Valley National Park in August

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