Cool
Average highs are around 5°C, so pack for cooler days.
September verdict
Poor for holiday weather
Average highs are around 5°C, so pack for cooler days. Sunshine averages 4.2h per day, so this is not one of the brighter months. Rainfall averages 26mm, which is relatively low for holiday planning.
Monthly averages
Temp
5°C
Rain
26mm
Sun
4.2h
Weather score
31
Poor
Cool
Average highs are around 5°C, so pack for cooler days.
Drier
Rainfall averages 26mm, which is relatively low for holiday planning.
Limited sun
Sunshine averages 4.2h per day, so this is not one of the brighter months.
Map
Compare Kobuk Valley National Park, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
September5°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
September26mm average rain
September sits near Kobuk Valley National Park's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to June and September to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
September4.2 hours average sun
September sits close to Kobuk Valley National Park's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsApril to July
This stretch has the strongest sunshine in the monthly averages.
September31 weather score
September scores below Kobuk Valley National Park's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsApril to June
These months have the strongest weather score in the monthly averages.