August weather forecast
Chiniak, AK

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Weather in August

August, the last month of the summer in Chiniak, is also a moderate month, with an average temperature fluctuating between 57.6°F (14.2°C) and 50.7°F (10.4°C).

Temperature

August stands out as Chiniak's warmest month, with an average high-temperature of 57.6°F (14.2°C) and a low-temperature of 50.7°F (10.4°C).

Humidity

In Chiniak, Alaska, the average relative humidity in August is 85%.

Rainfall

In Chiniak, Alaska, during August, the rain falls for 15.1 days and regularly aggregates up to 2.6" (66mm) of precipitation. In Chiniak, during the entire year, the rain falls for 171.2 days and collects up to 37.32" (948mm) of precipitation.

Snowfall

In Chiniak, snow does not fall in June through August.

Daylight

In Chiniak, Alaska, the average length of the day in August is 15h and 11min.
On the first day of the month, sunrise is at 6:06 am and sunset at 10:24 pm. On the last day of August, in Chiniak, sunrise is at 7:10 am and sunset at 9:08 pm AKDT.

Sunshine

In August, the average sunshine is 7.6h.

UV index

The months with the highest UV index in Chiniak are June through September, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, the maximum UV index of 3 suggests this advice:
Make use of precautions - It is urged to ward off sun damage. The Sun's radiation is especially intense around midday; try to stay in shade during this period. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

What time of the year is the hottest in Chiniak?

Chiniak's temperatures tend to reach their peak averages in August, with a high of 57.6°F (14.2°C) and a low of 50.7°F (10.4°C).

What are the temperatures in Chiniak in August?

An average high-temperature, in August, in Chiniak, is 57.6°F (14.2°C) and the average low-temperature is 50.7°F (10.4°C).

What is the average humidity in August in Chiniak?

In Chiniak, the average relative humidity in August is 85%.

How many days does it rain in August in Chiniak?

In Chiniak, in August, it is raining for 15.1 days, with typically 2.6" (66mm) of accumulated precipitation.

When it does not snow in Chiniak?

June through August are months without snowfall in Chiniak, Alaska.

Does it snow in Chiniak in August?

In Chiniak, in August, it doesn't snow. In September, it regularly snows.

What is the average length of the day in August in Chiniak?

In August, the average day length in Chiniak is 15h and 11min.

When is the sunrise / sunset in August in Chiniak?

On the first day of August in Chiniak, Alaska, sunrise is at 6:06 am and sunset at 10:24 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 9:08 pm AKDT.

How many hours of sunshine does Chiniak have in August?

In Chiniak, the average sunshine duration in August is 7.6h.

What are the months with the highest UV index in Chiniak?

The months with the highest UV index in Chiniak, Alaska, are June through September, with an average maximum UV index of 3.

What is the UV index intensity in August in Chiniak?

In Chiniak, the average daily maximum UV index in August is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to 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
Chiniak, AK

Average temperature in August - Chiniak, AK
  • Average high temperature in August: 57.6°F

The warmest month (with the highest average high temperature) is August (57.6°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in August: 50.7°F

The month with the highest average low temperature is August (50.7°F).
The coldest month (with the lowest average low temperature) is March (30.6°F).

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Average pressure in August
Chiniak, AK

Average pressure in August - Chiniak, AK
  • Average pressure in August: 29.86"Hg

The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is December (29.55"Hg).

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Average wind speed in August
Chiniak, AK

Average wind speed in August - Chiniak, AK
  • Average wind speed in August: 8.6mph

The windiest month (with the highest average wind speed) is December (14.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

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Average humidity in August
Chiniak, AK

Average humidity in August - Chiniak, AK
  • Average humidity in August: 85%

The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are March and November (80%).

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Average rainfall in August
Chiniak, AK

Average rainfall in August - Chiniak, AK
  • Average rainfall in August: 2.6"

The wettest months (with the highest rainfall) are October and November (4.53").
The driest month (with the least rainfall) is July (1.85").

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Average rainfall days in August
Chiniak, AK

Average rainfall days in August - Chiniak, AK
  • Average rainfall days in August: 15.1 days

The month with the highest number of rainy days is September (17.6 days).
The month with the least rainy days is March (10.8 days).

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Average snowfall in August
Chiniak, AK

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

The month with the highest snowfall is March (3.15").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Chiniak, AK

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

The month with the highest number of snowfall days is March (8.5 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in August / Average sunshine in August - Chiniak, AK
  • Average daylight in August: 15h and 1min

The month with the longest days is June (Average daylight: 17h and 54min).
The month with the shortest days is December (Average daylight: 6h and 42min).

  • Average sunshine in August: 7h and 4min

The month with the most sunshine is July (Average sunshine: 8h and 18min).
The months with the least sunshine are January and December (Average sunshine: 2h and 36min).

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Average sunshine days in August
Chiniak, AK

Average sunshine days in August - Chiniak, AK
  • Average sunshine days in August: 13.7 days

The month with the most sunshine days is July (14.7 days).
The month with the least sunshine days is April (10.7 days).

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Average UV index in August
Chiniak, AK

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

The months with the highest UV index are June, July, August and September (UV index 3).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in August
Chiniak, AK

Average cloud cover in August - Chiniak, AK
  • Average cloud cover in August: 53

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 52).

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Average visibility in August
Chiniak, AK

Average visibility in August - Chiniak, 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).

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Chiniak, Alaska, USA

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