Denali National Park (AK)
September
Weather in Denali National Park, Alaska for September 2026
Your guide to Denali National Park weather in September - trends and predictions
With an average of 3 snowy days, Denali National Park usually enjoys a light touch of snow in September.
In general, the average temperature in Denali National Park at the beginning of September is 14.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 4.6 °C by the end of September.
Denali National Park in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 60.5 mm.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
More
11
Dry days
16
Rainy days
3
Snow days
9°/3°
Temperatures
10 km/h
Avg max wind
84 %
Avg humidity
Denali National Park Weather September
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Temperatures trend during September in Denali National Park
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September weather in Denali National Park day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Sept. 1 | Partly cloudy | 14° /6° | 1.3 mm | 0 cm | |
| Sept. 2 | Partly cloudy | 15° /6° | 1.5 mm | 0 cm | |
| Sept. 3 | Overcast | 14° /7° | 4.8 mm | 0 cm | |
| Sept. 4 | Cloudy | 13° /7° | 0.7 mm | 0 cm | |
| Sept. 5 | Overcast | 14° /6° | 0.4 mm | 0 cm | |
| Sept. 6 | Moderate or heavy rain shower | 16° /6° | 3.6 mm | 0 cm | |
| Sept. 7 | Patchy rain possible | 14° /8° | 1.2 mm | 0 cm | |
| Sept. 8 | Heavy rain at times | 12° /8° | 3.1 mm | 0 cm | |
| Sept. 9 | Patchy rain possible | 13° /6° | 0.2 mm | 0 cm | |
| Sept. 10 | Moderate or heavy rain shower | 11° /7° | 7.8 mm | 0 cm | |
| Sept. 11 | Cloudy | 10° /3° | 0.4 mm | 0 cm | |
| Sept. 12 | Patchy rain possible | 8° /2° | 1.3 mm | 0 cm | |
| Sept. 13 | Patchy rain possible | 7° /3° | 1.7 mm | 0.3 cm | |
| Sept. 14 | Patchy rain possible | 8° /2° | 0.2 mm | 0 cm | |
| Sept. 15 | Moderate or heavy rain shower | 10° /4° | 2.7 mm | 0 cm | |
| Sept. 16 | Moderate or heavy rain shower | 11° /4° | 7.3 mm | 0 cm | |
| Sept. 17 | Overcast | 9° /3° | 0.6 mm | 0 cm | |
| Sept. 18 | Moderate rain at times | 11° /4° | 1 mm | 0 cm | |
| Sept. 19 | Moderate or heavy rain shower | 9° /3° | 6.5 mm | 0 cm | |
| Sept. 20 | Patchy rain possible | 7° /3° | 2.2 mm | 0 cm | |
| Sept. 21 | Overcast | 6° /2° | 2.3 mm | 0 cm | |
| Sept. 22 | Overcast | 6° /1° | 0.4 mm | 0 cm | |
| Sept. 23 | Overcast | 6° /0° | 0.2 mm | 0 cm | |
| Sept. 24 | Patchy rain possible | 5° /1° | 1.4 mm | 0 cm | |
| Sept. 25 | Patchy rain possible | 3° /1° | 1.4 mm | 0 cm | |
| Sept. 26 | Patchy rain possible | 2° /0° | 4.1 mm | 2.2 cm | |
| Sept. 27 | Patchy rain possible | 4° /-1° | 1.9 mm | 0.6 cm | |
| Sept. 28 | Cloudy | 5° /-2° | 0 mm | 0 cm | |
| Sept. 29 | Partly cloudy | 6° /-2° | 0 mm | 0 cm | |
| Sept. 30 | Partly cloudy | 7° /-2° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Denali National Park in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Denali National Park forecast closer to your planned date for the most up-to-date weather information.
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Denali National Park in September - FAQ
What are the expected maximum and minimum temperatures in Denali National Park during September?
Prepare for cooler days with highs just around 9° and colder nights, dipping below 3°.
How much rainfall should be expected in Denali National Park during September?
Moderate rainfall is anticipated in Denali National Park during September, with a total of 60.5 mm spread over approximately 16 days. Considering plans for rainy days is advisable.
Will it snow in Denali National Park in September 2026?
Denali National Park experiences an average snowfall of 3.11 cm during September, occurring over 3 days.
What are the typical wind conditions in Denali National Park during September?
The average wind speed in Denali National Park during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
Denali National Park snow forecast September 2026
Track daily snowfall levels and discover Denali National Park’s snowy potential this September ❄️
On average, Denali National Park sees 3 snowy days during September, with approximately 3.1 cm of total snowfall.
September rainfall patterns in Denali National Park
Explore the daily rainfall trends and prepare for Denali National Parks September weather 💧
Typically, Denali National Park has 16 rainy days in September with a total of 60.5 mm of rainfall.
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Get accurate weather forecasts for Denali National Park, located at latitude 63.541 and longitude -151.724. Stay updated with localized weather information tailored for Denali National Park.
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