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Denali National Park weather in United States
Weather in September 2025
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Denali National Park weather in September 2025

The weather in Denali National Park in September is very cold with temperatures between 4°C and 10°C, warm clothes are a must.

You can expect about 3 to 8 days of rain in Denali National Park during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Please note that Denali National Park can expect a few days of snow in September.

Our weather forecast can give you a great sense of what weather to expect in Denali National Park in September 2025.

If you’re planning to visit Denali National Park in the near future, we highly recommend that you review the 14 day weather forecast for Denali National Park before you arrive.

Temperatures
Temperatures
10° / 4°
Rainy Days
Rainy Days
6
Snowy Days
Snowy Days
1
Dry Days
Dry Days
23
Rainfall
Rainfall
50
mm
3.8
Sun Hours
3.8
Hrs

Explore the weather in Denali National Park in other months

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January
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February
03
March
04
April
05
May
06
June
07
July
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August
09
September
10
October
11
November
12
December

Denali National Park annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January -17° / -22° 5 25 1 8 mm
Awful
 Denali National Park in January
February -13° / -19° 8 19 2 17 mm
Awful
 Denali National Park in February
March -8° / -15° 5 25 2 11 mm
Awful
 Denali National Park in March
April 2° / -6° 4 23 3 12 mm
Awful
 Denali National Park in April
May 13° / 4° 5 26 0 26 mm
Ok
 Denali National Park in May
June 19° / 10° 8 22 0 63 mm
Ok
 Denali National Park in June
July 20° / 12° 8 23 0 71 mm
Ok
 Denali National Park in July
August 17° / 9° 9 22 0 86 mm
Ok
 Denali National Park in August
September 10° / 4° 6 23 1 50 mm
Ok
 Denali National Park in September
October 1° / -4° 6 23 2 29 mm
Awful
 Denali National Park in October
November -11° / -15° 7 20 3 24 mm
Awful
 Denali National Park in November
December -15° / -20° 8 20 2 22 mm
Awful
 Denali National Park in December
Temperatures in Denali National Park in September
Rain in Denali National Park in September

Weather in Denali National Park in September - FAQ

What is the average temperature in Denali National Park in September?
The average temperature in Denali National Park in September is 4/10° C.
What is the chance of rain in Denali National Park in September?
On average, there are 6 rainy days in Denali National Park during September.
Weather wise, is September a good time to visit Denali National Park?
The weather in Denali National Park in September is ok.
Can it snow in Denali National Park in September?
On average, there are 1 snowy days in Denali National Park in September.
More about the weather in Denali National Park
Denali National Park 14 day weather Long range weather for Denali National Park Denali National Park weather in November Denali National Park weather in December Weather tomorrow Hotels in Denali National Park