August weather forecast
Butte, AK

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Weather in August

August, the last month of the summer in Butte, is also a moderate month, with an average temperature fluctuating between 57.6°F (14.2°C) and 41.5°F (5.3°C).

Temperature

The beginning of August records an average high-temperature of a mild 57.6°F (14.2°C), marking a negligible difference from July's 61.2°F (16.2°C). August brings with it a nighttime average temperature of 41.5°F (5.3°C).

Humidity

In August, the average relative humidity in Butte is 77%.

Rainfall

In Butte, in August, it is raining for 20.8 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, in Butte, Alaska, there are 190.7 rainfall days, and 17.4" (442mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Butte, the average length of the day in August is 15h and 47min.
On the first day of the month, sunrise is at 5:28 am and sunset at 10:36 pm. On the last day of August, in Butte, Alaska, sunrise is at 6:46 am and sunset at 9:05 pm AKDT.

Sunshine

The average sunshine in August is 10h.

UV index

In Butte, the average daily maximum UV index in August is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, a regular UV index of 3 translates into these guidelines:
Adopt protective measures - It is advised to guard against sun damage. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What is the temperature in August in Butte?

An average high-temperature, in August, in Butte, is 57.6°F (14.2°C) and the average low-temperature is 41.5°F (5.3°C).

What is the average humidity in August in Butte?

The average relative humidity in August in Butte, Alaska, is 77%.

How much does it rain in Butte in August?

In Butte, Alaska, in August, it is raining for 20.8 days, with typically 2.2" (56mm) of accumulated precipitation.

When it does not snow in Butte?

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

Does it snow in Butte in August?

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

How many hours of daylight does Butte have in August?

In August, the average day length in Butte, Alaska, is 15h and 47min.

When is the sunrise / sunset in August in Butte?

On the first day of August in Butte, sunrise is at 5:28 am and sunset at 10:36 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 9:05 pm AKDT.

How many hours of sunshine does Butte have in August?

In August, the average sunshine duration in Butte, Alaska, is 10h.

What is the UV index reading in August in Butte?

In Butte, Alaska, the average daily maximum UV index in August is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
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
Butte, AK

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

The warmest month (with the highest average high temperature) is July (61.2°F).
The month with the lowest average high temperature is January (18.1°F).

  • Average low temperature in August: 41.5°F

The month with the highest average low temperature is July (44.2°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).

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Average pressure in August
Butte, AK

Average pressure in August - Butte, AK
  • Average pressure in August: 29.87"Hg

The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.7"Hg).

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Average wind speed in August
Butte, AK

Average wind speed in August - Butte, AK
  • Average wind speed in August: 4.2mph

The windiest month (with the highest average wind speed) is January (5.5mph).
The calmest month (with the lowest average wind speed) is July (4mph).

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Average humidity in August
Butte, AK

Average humidity in August - Butte, AK
  • Average humidity in August: 77%

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

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Average rainfall in August
Butte, AK

Average rainfall in August - Butte, AK
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is September (2.24").
The driest month (with the least rainfall) is January (0.91").

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Average rainfall days in August
Butte, AK

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

The month with the highest number of rainy days is June (22.4 days).
The month with the least rainy days is February (8.9 days).

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Average snowfall in August
Butte, AK

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

The month with the highest snowfall is February (6.93").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Butte, AK

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

The month with the highest number of snowfall days is February (14.1 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
Butte, AK

Average daylight in August / Average sunshine in August - Butte, AK
  • Average daylight in August: 15h and 5min

The month with the longest days is June (Average daylight: 19h and 24min).
The month with the shortest days is December (Average daylight: 5h and 30min).

  • Average sunshine in August: 10h and 0min

The month with the most sunshine is May (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).

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Average sunshine days in August
Butte, AK

Average sunshine days in August - Butte, AK
  • Average sunshine days in August: 7.7 days

The month with the most sunshine days is January (13.9 days).
The month with the least sunshine days is June (5.3 days).

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Average UV index in August
Butte, AK

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

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

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Average cloud cover in August
Butte, AK

Average cloud cover in August - Butte, AK
  • Average cloud cover in August: 45

The month with the most cloud cover is April (Cloud cover 46).
The month with the least cloud cover is January (Cloud cover 37).

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Average visibility in August
Butte, AK

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

The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are February, March and April (4mi).

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Butte, Alaska, USA

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