Denali National Park and Preserve
Alaska, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Denali National Park and Preserve, AK

Wonder Lake in Denali National Park and Preserve, Alaska
Wonder Lake in Denali National Park and Preserve, Alaska
August, the last month of the summer, in Denali National Park and Preserve, is another cool month, with average temperature fluctuating between 53.6°F (12°C) and 35.6°F (2°C).

Temperature

In Denali National Park and Preserve, the average high-temperature is relatively the same as in July - a fresh 53.6°F (12°C). In August, the average low-temperature is 35.6°F (2°C).

Rainfall

In Denali National Park and Preserve, in August, it is raining for 16 days, with typically 2.9" (74mm) of accumulated precipitation. Throughout the year, there are 145 rainfall days, and 16.9" (428mm) of precipitation is accumulated.

Daylight

The average length of the day in Denali National Park and Preserve is 16.1h.

Sunshine

In Denali National Park and Preserve, the average sunshine in August is 6h.

UV index

In Denali National Park and Preserve, the average daily maximum UV index in August is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for ordinary individuals.
The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in August in Denali National Park and Preserve?

In Denali National Park and Preserve, Alaska, in August, the average high-temperature is 53.6°F (12°C), and the average low-temperature is 35.6°F (2°C).

How many days does it rain in August in Denali National Park and Preserve?

In Denali National Park and Preserve, during August, the rain falls for 16 days and regularly aggregates up to 2.9" (74mm) of precipitation.

What is the average length of the day in August in Denali National Park and Preserve?

In August, the average length of the day in Denali National Park and Preserve, Alaska, is 16.1h.

How long on average sun shines in August in Denali National Park and Preserve?

In Denali National Park and Preserve, Alaska, the average sunshine in August is 6h.

What is the UV index intensity in August in Denali National Park and Preserve?

In Denali National Park and Preserve, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV radiation.
Average temperature in August - Denali National Park and Preserve, AK
  • Average high temperature in August: 54°F

The warmest month (with the highest average high temperature) is July (57°F).
The month with the lowest average high temperature is January (5°F).

  • Average low temperature in August: 36°F

The month with the highest average low temperature is July (39°F).
The coldest month (with the lowest average low temperature) is January (-13°F).

Average rainfall in August - Denali National Park and Preserve, AK
  • Average rainfall in August: 2.9"

The wettest month (with the highest rainfall) is July (3").
Driest months (with the lowest rainfall) are April and May (0.7").

Average rainfall days in August - Denali National Park and Preserve, AK
  • Average rainfall days in August: 16 days

Months with the highest number of rainy days are July and August (16 days).
The month with the lowest number of rainy days is April (8 days).

Average daylight in August / Average sunshine in August - Denali National Park and Preserve, AK
  • Average daylight in August: 16.1h

The month with the longest days is June (Average daylight: 20.2h).
The month with shortest days is December (Average daylight: 4.9h).

  • Average sunshine in August: 6h

Months with most sunshine are May and June (Average sunshine: 9h).
Months with least sunshine are January, November and December (Average sunshine: 2).

Average UV index in August - Denali National Park and Preserve, AK
  • Average UV index in August: 4

Months with the highest UV index are June and July (UV index 5).
Months with the lowest UV index are January, February, November and December (UV index 0).