August weather forecast and climate
Mendeltna, AK

Weather in August

The last month of the summer, August, is another cool month in Mendeltna, Alaska, with average temperature varying between 39.7°F (4.3°C) and 52.7°F (11.5°C).

Temperature

In August, the average high-temperature is practically the same as in July - a fresh 52.7°F (11.5°C). In August, the average low-temperature is 39.7°F (4.3°C).

Humidity

In Mendeltna, the average relative humidity is 72%.

Rainfall

The month with the most rainfall is August when the rain falls for 20.8 days and typically aggregates up to 2.01" (51mm) of precipitation.

Snowfall

Months with snowfall are January through June, August through December. August is the first month it typically snows. Throughout August, in the average 0.4 snowfall days, it receives 0.28" (7mm) of snow. Throughout the year, in Mendeltna, there are 161.6 snowfall days, and 83.27" (2115mm) of snow is accumulated.

Daylight

The average length of the day in Mendeltna is 15.9h.

Sunshine

In Mendeltna, the average sunshine in August is 10.8h.

UV index

The average daily maximum UV index in August is 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in August transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in August in Mendeltna?

In August, in Mendeltna, the average high-temperature is 52.7°F (11.5°C), and the average low-temperature is 39.7°F (4.3°C).

What is the average humidity in August in Mendeltna?

In Mendeltna, Alaska, the average relative humidity in August is 72%.

How many days does it rain in August in Mendeltna?

In Mendeltna, Alaska, in August, during 20.8 rainfall days, 2.01" (51mm) of precipitation is typically accumulated.

What is the wettest month in Mendeltna?

The month with the most rainfall is August when the rain falls for 20.8 days and typically aggregates up to 2.01" (51mm) of precipitation.

When does it start snowing in Mendeltna?

August is the first month it typically snows. Throughout August, in the average 0.4 snowfall days, it receives 0.28" (7mm) of snow.

How many hours of daylight does Mendeltna have in August?

The average length of the day in August in Mendeltna, Alaska, is 15.9h.

How many hours of sunshine does Mendeltna have in August?

In August, the average sunshine in Mendeltna is 10.8h.

What is the UV index intensity in August in Mendeltna?

In August, the average daily maximum UV index in Mendeltna is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unprotected exposure to the UV radiation.

Average temperature in August
Mendeltna, AK

Average temperature in August - Mendeltna, AK
  • Average high temperature in August: 52.7°F

The warmest month (with the highest average high temperature) is July (57.7°F).
The month with the lowest average high temperature is January (6.3°F).

  • Average low temperature in August: 39.7°F

The month with the highest average low temperature is July (43.7°F).
The coldest month (with the lowest average low temperature) is January (-5.6°F).

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Average pressure in August
Mendeltna, AK

Average pressure in August - Mendeltna, AK
  • Average pressure in August: 29.87"

The month with the highest atmospheric pressure is July (29.96").
Months with the lowest atmospheric pressure are November and December (29.74").

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Average wind speed in August
Mendeltna, AK

Average wind speed in August - Mendeltna, AK
  • Average wind speed in August: 4.8mph

The windiest month (with the highest average wind speed) is June (5mph).
The calmest month (with the lowest average wind speed) is March (3.9mph).

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Average humidity in August
Mendeltna, AK

Average humidity in August - Mendeltna, AK
  • Average humidity in August: 72%

Months with the highest relative humidity are March and December (90%).
The month with the lowest relative humidity is June (64%).

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Average rainfall in August
Mendeltna, AK

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

The wettest month (with the highest rainfall) is August (2.01").
The driest month (with the least rainfall) is April (0.83").

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Average rainfall days in August
Mendeltna, AK

Average rainfall days in August - Mendeltna, AK
  • Average rainfall days in August: 20.8 days

The month with the highest number of rainy days is August (20.8 days).
The month with the least rainy days is February (9.1 days).

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Average snowfall in August
Mendeltna, AK

Average snowfall in August - Mendeltna, AK
  • Average snowfall in August: 0.28"

The month with the highest snowfall is December (14.49").
The month with the least snowfall is July (0").

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Average snowfall days in August
Mendeltna, AK

Average snowfall days in August - Mendeltna, AK
  • Average snowfall days in August: 0.4 days

The month with the highest number of snowfall days is December (22.3 days).
The month with the least snowfall days is July (0 days).

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

Average daylight in August / Average sunshine in August - Mendeltna, AK
  • Average daylight in August: 15.9h

The month with the longest days is June (Average daylight: 19.6h).
The month with the shortest days is December (Average daylight: 5.3h).

  • Average sunshine in August: 10.8h

The month with the most sunshine is June (Average sunshine: 12.6h).
The month with the least sunshine is December (Average sunshine: 3.7h).

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Average sunshine days in August
Mendeltna, AK

Average sunshine days in August - Mendeltna, AK
  • Average sunshine days in August: 7 days

The month with the most sunshine days is May (10.7 days).
The month with the least sunshine days is June (6.8 days).

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Average UV index in August
Mendeltna, AK

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

The month with the highest UV index is July (UV index 4).
Months with the lowest UV index are January, April, September, October, November and December (UV index 1).

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Average cloud cover in August
Mendeltna, AK

Average cloud cover in August - Mendeltna, AK
  • Average cloud cover in August: 41

The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 37).

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Average visibility in August
Mendeltna, AK

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

Months with the highest visibility are May, June, July, August and September (6mi).
Months with the lowest visibility are January, February, March, April, November and December (4mi).

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