August weather forecast
Skagway, AK

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The White Pass & Yukon Route Railroad heading to Skagway in Alaska
The White Pass & Yukon Route Railroad heading to Skagway in Alaska

Weather in August

As the summer progresses into August, Skagway experiences a slight dip in temperatures. Rainfall continues to remain high in this month, with the city recording an average of 3.07in. Simultaneously, the sudden increase in humidity levels contributes to a somewhat cloudy and damp atmosphere. Though the daylight hours start to decrease, they still deliver ample sunshine. By the end of the month, the first signs of the approaching fall season can be noticed.

Temperature

Skagway indicates an average high-temperature of a still cool 51.4°F (10.8°C) in August, showing minor variation from July's 54.9°F (12.7°C). An average temperature of 41.9°F (5.5°C) is recorded during the nights in August.

Humidity

In August, the average relative humidity is 84%.

Rainfall

In August, the rain falls for 19.6 days. Throughout August, 3.07" (78mm) of precipitation is accumulated. In Skagway, during the entire year, the rain falls for 172.5 days and collects up to 33.66" (855mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 15h and 27min.
On the first day of the month, sunrise is at 4:48 am and sunset at 9:27 pm. On the last day of August, sunrise is at 5:57 am and sunset at 8:04 pm AKDT.

Sunshine

In Skagway, Alaska, the average sunshine in August is 6.6h.

UV index

In Skagway, the average daily maximum UV index in August is 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 2 in August leads to these recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

What is the average August temperature?

The high-temperature during August is 51.4°F (10.8°C) and the low-temperature is 41.9°F (5.5°C).

What is the average humidity in August?

The average relative humidity in August is 84%.

How much does it rain in August?

In August, the rain falls for 19.6 days. Throughout August, 3.07" (78mm) of precipitation is accumulated.

When it does not snow?

In Skagway, snow does not fall in June through September.

How many hours of daylight does Skagway have in August?

In Skagway, the average day length in August is 15h and 27min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 4:48 am and sunset at 9:27 pm. On the last day of the month, sunrise is at 5:57 am and sunset at 8:04 pm AKDT.

How many hours of sunshine does Skagway have in August?

In Skagway, the average sunshine duration in August is 6.6h.

How high is the UV index in August?

In August, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Skagway, AK

Average temperature in August - Skagway, AK
  • Average high temperature in August: 51.4°F

The warmest month (with the highest average high temperature) is July (54.9°F).
The month with the lowest average high temperature is December (17.8°F).

  • Average low temperature in August: 41.9°F

The month with the highest average low temperature is July (42.6°F).
The coldest month (with the lowest average low temperature) is February (7°F).

Average pressure in August
Skagway, AK

Average pressure in August - Skagway, AK
  • Average pressure in August: 29.94"Hg

The month with the highest atmospheric pressure is July (30"Hg).
The month with the lowest atmospheric pressure is November (29.83"Hg).

Average wind speed in August
Skagway, AK

Average wind speed in August - Skagway, AK
  • Average wind speed in August: 6mph

The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest months (with the lowest average wind speed) are April and May (5.5mph).

Average humidity in August
Skagway, AK

Average humidity in August - Skagway, AK
  • Average humidity in August: 84%

The month with the highest relative humidity is January (94%).
The months with the lowest relative humidity are June and July (80%).

Average rainfall in August
Skagway, AK

Average rainfall in August - Skagway, AK
  • Average rainfall in August: 3.07"

The wettest month (with the highest rainfall) is January (4.13").
The driest month (with the least rainfall) is May (1.54").

Average rainfall days in August
Skagway, AK

Average rainfall days in August - Skagway, AK
  • Average rainfall days in August: 19.6 days

The month with the highest number of rainy days is August (19.6 days).
The month with the least rainy days is February (7.2 days).

Average snowfall in August
Skagway, AK

Average snowfall in August - Skagway, AK
  • Average snowfall in August: 0"

The month with the highest snowfall is January (19.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Skagway, AK

Average snowfall days in August - Skagway, AK
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (18.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Skagway, AK

Average daylight in August / Average sunshine in August - Skagway, AK
  • Average daylight in August: 15h and 2min

The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).

  • Average sunshine in August: 6h and 4min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).

Average sunshine days in August
Skagway, AK

Average sunshine days in August - Skagway, AK
  • Average sunshine days in August: 9.6 days

The month with the most sunshine days is March (12.3 days).
The month with the least sunshine days is June (8 days).

Average UV index in August
Skagway, AK

Average UV index in August - Skagway, AK
  • Average UV index in August: 2

The month with the highest UV index is July (UV index 3).
The months with the lowest UV index are January, February, April, September, October, November and December (UV index 1).

Average cloud cover in August
Skagway, AK

Average cloud cover in August - Skagway, AK
  • Average cloud cover in August: 64

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is May (Cloud cover 51).

Average visibility in August
Skagway, AK

Average visibility in August - Skagway, AK
  • Average visibility in August: 5mi

The months with the highest visibility are May, June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).

Skagway, Alaska, USA

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