Overall on the next 14 days there will be 4 days with snow in Denali National Park and a total of 5.6 cm of snow.
It will be snowy on the following days:
Denali National Park weather in September 2026
Click on a day for an hourly weather forecast
Saturday
Sep 19
0.5 mm
8° / 3°
Sunday
Sep 20
0.7 cm
6° / 1°
Monday
Sep 21
1.7 cm
2° / 1°
Tuesday
Sep 22
2.4 cm
5° / -1°
Wednesday
Sep 23
0 mm
7° / 0°
Thursday
Sep 24
0 mm
8° / 3°
Friday
Sep 25
0 mm
8° / 5°
Saturday
Sep 26
0 mm
7° / 1°
Sunday
Sep 27
0 mm
6° / 0°
Monday
Sep 28
0.8 cm
7° / 2°
Tuesday
Sep 29
0 mm
9° / -1°
Wednesday
Sep 30
0 mm
9° / -1°
Thursday
Oct 1
0 mm
9° / -1°
Friday
Oct 2
0 mm
9° / 5°
🌨️ Snowy days in Denali National Park 2026 (September)
The average weather in Denali National Park in September
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 2026.
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
10° / 4°
Rainy Days
6
Snowy Days
1
Dry Days
23
Rainfall
50
mm
Sun Hours
3.8
Hrs
Historic average weather for September
Click on a day for an hourly weather forecast
Explore the weather in Denali National Park in other months
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