August weather forecast
Yakutat, AK

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A beautiful panorama of the famous St Elias Mountain covered in snow and clouds, with a view of the Hubbard Glacier, Yakutat, Alaska
A beautiful panorama of the famous St Elias Mountain covered in snow and clouds, with a view of the Hubbard Glacier, Yakutat, Alaska

Weather in August

While August generally continues with the summer conditions, Yakutat, Alaska begins to transition towards autumn. An interesting curve is drawn as the temperature slightly decreases from July’s peak of 59.4°F (15.2°C) to reach the average of 58.8°F (14.9°C). August brings a mixed bag of longer sunshine hours and increased rainfall, setting the tone for the forthcoming autumn. Consistent sea temperatures enhance recreational possibilities, and humidity sees a small reduction compared to July. Winds, although slightly higher than in the summer, stay well within comfortable limits.

Temperature

The onset of August brings an average high-temperature of a still moderate 58.8°F (14.9°C), nearly matching the July temperature. A modest dip in temperatures to an average of 53.1°F (11.7°C) is observed throughout Yakutat's August nights.

Humidity

In August, the average relative humidity is 82%.

Rainfall

In Yakutat, during August, the rain falls for 18 days and regularly aggregates up to 5.55" (141mm) of precipitation. In Yakutat, during the entire year, the rain falls for 171.7 days and collects up to 60.71" (1542mm) of precipitation.

Snowfall

June through September are months without snowfall.

Ocean temperature

With an average ocean temperature of 57.2°F (14°C), August is the month with the warmest seawater.
Note: To swim in 57.2°F (14°C) at less than 50°F (10°C), ensure you're well-protected. Without it, be prepared for a sudden jolt of cold and breathing issues. Remember, even 55.4°F (13°C) is not welcoming.

Daylight

In August, the average length of the day is 15h and 28min.
On the first day of August, sunrise is at 5:05 am and sunset at 9:45 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:22 pm AKDT.

Sunshine

In August, the average sunshine is 6.4h.

UV index

The average daily maximum UV index in August is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 3 in August transforms into the following instructions:
Adopt protective measures - It is advised to guard against sun damage. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in August?

Yakutat in August has an average high-temperature of 58.8°F (14.9°C) and an average low-temperature of 53.1°F (11.7°C).

What is the average humidity in August?

In Yakutat, the average relative humidity in August is 82%.

How much does it rain in August?

In Yakutat, during August, the rain falls for 18 days and regularly aggregates up to 5.55" (141mm) of precipitation.

When it does not snow in Yakutat?

In Yakutat, Alaska, snow does not fall in June through September.

What month is the ocean warmest?

The month with the warmest seawater is August, with an average ocean temperature of 57.2°F (14°C).

How cold is the water in August?

In Yakutat, Alaska, in August, the average water temperature is 57.2°F (14°C). Swimming in 57.2°F (14°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Yakutat have in August?

In Yakutat, the average day length in August is 15h and 28min.

What time are sunrise and sunset in August in Yakutat?

In August, on the first day of the month, sunrise is at 5:05 am and sunset at 9:45 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 8:22 pm AKDT.

How long on average sun shines in August?

The average sunshine duration in August is 6.4h.

What is the UV index reading in August?

In Yakutat, the average daily maximum UV index in August is 3. A UV Index reading of 3 to 5 represents a moderate health threat 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
Yakutat, AK

Average temperature in August - Yakutat, AK
  • Average high temperature in August: 58.8°F

The warmest month (with the highest average high temperature) is July (59.4°F).
The month with the lowest average high temperature is January (34.9°F).

  • Average low temperature in August: 53.1°F

The month with the highest average low temperature is August (53.1°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

Average pressure in August
Yakutat, AK

Average pressure in August - Yakutat, AK
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is July (30.02"Hg).
The month with the lowest atmospheric pressure is November (29.69"Hg).

Average wind speed in August
Yakutat, AK

Average wind speed in August - Yakutat, AK
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is November (11.1mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in August
Yakutat, AK

Average humidity in August - Yakutat, AK
  • Average humidity in August: 82%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is November (72%).

Average rainfall in August
Yakutat, AK

Average rainfall in August - Yakutat, AK
  • Average rainfall in August: 5.55"

The wettest month (with the highest rainfall) is October (8.54").
The driest month (with the least rainfall) is June (2.32").

Average rainfall days in August
Yakutat, AK

Average rainfall days in August - Yakutat, AK
  • Average rainfall days in August: 18 days

The month with the highest number of rainy days is October (19.1 days).
The month with the least rainy days is February (10.1 days).

Average snowfall in August
Yakutat, AK

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

The month with the highest snowfall is January (9.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Yakutat, AK

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

The month with the highest number of snowfall days is March (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in August
Yakutat, AK

Average sea temperature in August - Yakutat, AK
  • Average sea temperature in August: 57°F

The best month for swimming (with the highest average sea temperature) is August (57°F).
The coldest months (with the lowest average sea temperature) are January, February, March and April (43°F).

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

Average daylight in August / Average sunshine in August - Yakutat, AK
  • Average daylight in August: 15h and 3min

The month with the longest days is June (Average daylight: 18h and 36min).
The month with the shortest days is December (Average daylight: 6h and 12min).

  • Average sunshine in August: 6h and 2min

The month with the most sunshine is June (Average sunshine: 7h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).

Average sunshine days in August
Yakutat, AK

Average sunshine days in August - Yakutat, AK
  • Average sunshine days in August: 11.4 days

The month with the most sunshine days is May (16.7 days).
The month with the least sunshine days is November (10.3 days).

Average UV index in August
Yakutat, AK

Average UV index in August - Yakutat, AK
  • Average UV index in August: 3

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January and November (UV index 1).

Average cloud cover in August
Yakutat, AK

Average cloud cover in August - Yakutat, AK
  • Average cloud cover in August: 63

The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is May (Cloud cover 55).

Average visibility in August
Yakutat, AK

Average visibility in August - Yakutat, AK
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Yakutat, Alaska, USA

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