August weather forecast
Nikiski, AK

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Weather in August

August, the last month of the summer in Nikiski, is also a moderate month, with temperature in the range of an average low of 50.7°F (10.4°C) and an average high of 59.7°F (15.4°C).

Temperature

Nikiski's average high-temperature in August is a moderate 59.7°F (15.4°C), marking an insignificant difference from the 61.3°F (16.3°C) of July. A slight dip in temperature to a fresh 50.7°F (10.4°C) marks the average nights in Nikiski during August.

Humidity

In Nikiski, the average relative humidity in August is 79%.

Rainfall

In Nikiski, in August, it is raining for 15.8 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, in Nikiski, there are 136.3 rainfall days, and 19.49" (495mm) of precipitation is accumulated.

Snowfall

In Nikiski, snow does not fall in May through August.

Daylight

The average length of the day in August in Nikiski is 15h and 38min.
On the first day of August in Nikiski, sunrise is at 5:43 am and sunset at 10:38 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 9:11 pm AKDT.

Sunshine

In Nikiski, Alaska, the average sunshine in August is 8.7h.

UV index

In August, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A typical high UV index of 3 in August suggests the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

What is the temperature in August in Nikiski?

In Nikiski, in August, the average high-temperature is 59.7°F (15.4°C), and the average low-temperature is 50.7°F (10.4°C).

What is the average humidity in August in Nikiski?

In Nikiski, the average relative humidity in August is 79%.

How much does it rain in Nikiski in August?

In Nikiski, Alaska, in August, during 15.8 rainfall days, 2.01" (51mm) of precipitation is typically accumulated.

When it does not snow in Nikiski?

In Nikiski, Alaska, snow does not fall in May through August.

Does it snow in Nikiski in August?

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

How many hours of daylight does Nikiski have in August?

In Nikiski, the average day length in August is 15h and 38min.

What time are sunrise and sunset in August in Nikiski?

In August, on the first day of the month, sunrise is at 5:43 am and sunset at 10:38 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 9:11 pm AKDT.

How many hours of sunshine does Nikiski have in August?

In Nikiski, the average sunshine duration in August is 8.7h.

How high is the UV index in August in Nikiski?

The average daily maximum UV index in August is 3. A UV Index of 3 to 5 symbolizes a medium health risk 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
Nikiski, AK

Average temperature in August - Nikiski, AK
  • Average high temperature in August: 59.7°F

The warmest month (with the highest average high temperature) is July (61.3°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in August: 50.7°F

The month with the highest average low temperature is July (51.3°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

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Average pressure in August
Nikiski, AK

Average pressure in August - Nikiski, AK
  • Average pressure in August: 29.85"Hg

The month with the highest atmospheric pressure is July (29.96"Hg).
The month with the lowest atmospheric pressure is December (29.64"Hg).

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Average wind speed in August
Nikiski, AK

Average wind speed in August - Nikiski, AK
  • Average wind speed in August: 6.7mph

The windiest month (with the highest average wind speed) is December (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in August
Nikiski, AK

Average humidity in August - Nikiski, AK
  • Average humidity in August: 79%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is May (69%).

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Average rainfall in August
Nikiski, AK

Average rainfall in August - Nikiski, AK
  • Average rainfall in August: 2.01"

The wettest month (with the highest rainfall) is October (2.87").
The driest month (with the least rainfall) is June (0.91").

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Average rainfall days in August
Nikiski, AK

Average rainfall days in August - Nikiski, AK
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is September (16.6 days).
The month with the least rainy days is February (5.5 days).

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Average snowfall in August
Nikiski, AK

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

The month with the highest snowfall is December (8.74").
The months with the least snowfall are May, June, July and August (0").

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Average snowfall days in August
Nikiski, AK

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

The month with the highest number of snowfall days is December (12.7 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
Nikiski, AK

Average daylight in August / Average sunshine in August - Nikiski, AK
  • Average daylight in August: 15h and 4min

The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).

  • Average sunshine in August: 8h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).

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Average sunshine days in August
Nikiski, AK

Average sunshine days in August - Nikiski, AK
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is June (16.6 days).
The month with the least sunshine days is September (11.5 days).

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Average UV index in August
Nikiski, AK

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

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

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Average cloud cover in August
Nikiski, AK

Average cloud cover in August - Nikiski, AK
  • Average cloud cover in August: 50

The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is June (Cloud cover 44).

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Average visibility in August
Nikiski, AK

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

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).

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Nikiski, Alaska, USA

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