August weather forecast
Umiat, AK

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Weather in August

August, the last month of the summer in Umiat, is another cool month, with temperature in the range of an average low of 40.6°F (4.8°C) and an average high of 54.1°F (12.3°C).

Temperature

Start of August brings a shift in the average high-temperature, falling from July's comfortable 63.7°F (17.6°C) to a fresh 54.1°F (12.3°C). During the month of August, Umiat anticipates a mean low-temperature of 40.6°F (4.8°C).

Humidity

In Umiat, Alaska, the average relative humidity in August is 76%.

Rainfall

The month with the most rainfall in Umiat is August, when the rain falls for 17.2 days and typically aggregates up to 1.65" (42mm) of precipitation.

Snowfall

Months with snowfall in Umiat are January through June, August through December. August is the first month it typically snows. Throughout August, in the average 1.9 snowfall days, it receives 0.91" (23mm) of snow. Throughout the year, there are 139.2 snowfall days, and 28.35" (720mm) of snow is accumulated.

Daylight

With an average of 17h and 48min of daylight, August has the longest days of the year in Umiat.
On the first day of August in Umiat, sunrise is at 4:02 am and sunset at 12:27 am. On the last day of the month, sunrise is at 6:27 am and sunset at 9:49 pm AKDT.

Sunshine

August has the most sunshine of the year in Umiat, with an average of 6.7h of sunshine.

UV index

In August, the average daily maximum UV index in Umiat is 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average UV index of 2 in August transforms into this advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. 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. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What are August temperatures in Umiat?

The high-temperature, in August, in Umiat, is 54.1°F (12.3°C), while the low-temperature averages to 40.6°F (4.8°C).

What is the average humidity in August in Umiat?

In August, the average relative humidity in Umiat, Alaska, is 76%.

What is the rainiest month in Umiat?

The month with the most rainfall in Umiat is August, when the rain falls for 17.2 days and typically aggregates up to 1.65" (42mm) of precipitation.

How many days does it rain in August in Umiat?

In Umiat, during August, the rain falls for 17.2 days and regularly aggregates up to 1.65" (42mm) of precipitation.

When does it start snowing in Umiat?

August is the first month it typically snows. Throughout August, in the average 1.9 snowfall days, it receives 0.91" (23mm) of snow.

When are the longest days in Umiat?

August has the longest days of the year, with an average of 17h and 48min of daylight.

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

The average day length in August is 17h and 49min.

What time are sunrise and sunset in August in Umiat?

On the first day of August, sunrise is at 4:02 am and sunset at 12:27 am. On the last day of the month, sunrise is at 6:27 am and sunset at 9:49 pm AKDT.

What month has the most sunshine in Umiat?

The month with the most sunshine in Umiat is August, with an average of 6.7h of sunshine.

How many hours of sunshine does Umiat have in August?

In Umiat, Alaska, the average sunshine duration in August is 6.7h.

What is the UV index reading in August in Umiat?

In August, the average daily maximum UV index in Umiat, Alaska, is 2. A UV Index estimate of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Umiat, AK

Average temperature in August - Umiat, AK
  • Average high temperature in August: 54.1°F

The warmest month (with the highest average high temperature) is July (63.7°F).
The month with the lowest average high temperature is January (-8.9°F).

  • Average low temperature in August: 40.6°F

The month with the highest average low temperature is July (46.2°F).
The coldest month (with the lowest average low temperature) is January (-20.7°F).

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Average pressure in August
Umiat, AK

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

The months with the highest atmospheric pressure are January and March (30.06"Hg).
The month with the lowest atmospheric pressure is September (29.83"Hg).

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Average wind speed in August
Umiat, AK

Average wind speed in August - Umiat, AK
  • Average wind speed in August: 7.9mph

The windiest month (with the highest average wind speed) is June (8.3mph).
The calmest month (with the lowest average wind speed) is December (5.3mph).

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Average humidity in August
Umiat, AK

Average humidity in August - Umiat, AK
  • Average humidity in August: 76%

The months with the highest relative humidity are April and May (93%).
The month with the lowest relative humidity is July (65%).

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Average rainfall in August
Umiat, AK

Average rainfall in August - Umiat, AK
  • Average rainfall in August: 1.65"

The wettest month (with the highest rainfall) is August (1.65").
The driest month (with the least rainfall) is January (0.28").

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Average rainfall days in August
Umiat, AK

Average rainfall days in August - Umiat, AK
  • Average rainfall days in August: 17.2 days

The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is February (0.7 days).

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Average snowfall in August
Umiat, AK

Average snowfall in August - Umiat, AK
  • Average snowfall in August: 0.91"

The month with the highest snowfall is October (5.08").
The month with the least snowfall is July (0").

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Average snowfall days in August
Umiat, AK

Average snowfall days in August - Umiat, AK
  • Average snowfall days in August: 1.9 days

The month with the highest number of snowfall days is November (19.2 days).
The month with the least snowfall days is July (0.1 days).

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

Average daylight in August / Average sunshine in August - Umiat, AK
  • Average daylight in August: 17h and 5min

The month with the longest days is August (Average daylight: 17h and 48min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).

  • Average sunshine in August: 6h and 4min

The month with the most sunshine is August (Average sunshine: 6h and 42min).
The month with the least sunshine is December (Average sunshine: 0h and 24min).

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Average sunshine days in August
Umiat, AK

Average sunshine days in August - Umiat, AK
  • Average sunshine days in August: 9.9 days

The month with the most sunshine days is January (18.7 days).
The month with the least sunshine days is August (9.9 days).

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Average UV index in August
Umiat, AK

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

The month with the highest UV index is June (UV index 4).
The months with the lowest UV index are January, February, March, April, September, October, November and December (UV index 1).

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Average cloud cover in August
Umiat, AK

Average cloud cover in August - Umiat, AK
  • Average cloud cover in August: 65

The month with the most cloud cover is May (Cloud cover 75).
The month with the least cloud cover is June (Cloud cover 49).

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Average visibility in August
Umiat, AK

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

The months with the highest visibility are June, July and August (6mi).
The month with the lowest visibility is December (3mi).

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Umiat, Alaska, USA

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