August weather forecast
Yaak, MT

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Weather in August

August, the last month of the summer in Yaak, is also a moderately hot month, with an average temperature varying between 77.2°F (25.1°C) and 45.1°F (7.3°C).

Temperature

The onset of August marks an average high-temperature of a still warm 77.2°F (25.1°C), hardly differing from July's 77.4°F (25.2°C). Yaak reports a marked divergence from daytime peaks throughout August, with lows averaging at a frosty 45.1°F (7.3°C).

Humidity

With an average relative humidity of 55%, August is the least humid month in Yaak.

Rainfall

August is the month with the least rainfall. Rain falls for 6.1 days and accumulates 0.39" (10mm) of precipitation.

Snowfall

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

Daylight

In Yaak, Montana, the average length of the day in August is 14h and 18min.
On the first day of the month, sunrise is at 6:17 am and sunset at 9:20 pm. On the last day of August, in Yaak, sunrise is at 6:59 am and sunset at 8:26 pm MDT.

Sunshine

With an average of 11.7h of sunshine, August has the most sunshine of the year.

UV index

In August, the average daily maximum UV index in Yaak is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average UV index of 4 in August transforms into this advice:
Adopt protective measures - It is advised to guard against sun damage. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What are the temperatures in Yaak in August?

In Yaak, in August, the average high-temperature is 77.2°F (25.1°C), and the average low-temperature is 45.1°F (7.3°C).

What is the least humid month in Yaak?

The least humid month in Yaak is August, with an average relative humidity of 55%.

What is the average humidity in August in Yaak?

The average relative humidity in August in Yaak is 55%.

What is the driest month in Yaak?

The month with the least rainfall in Yaak, Montana, is August, when the rain falls for 6.1 days and typically collects 0.39" (10mm) of precipitation.

How much does it rain in Yaak in August?

In August, in Yaak, Montana, the rain falls for 6.1 days. Throughout August, 0.39" (10mm) of precipitation is accumulated.

When it does not snow in Yaak?

June through August are months without snowfall in Yaak.

Does it snow in Yaak in August?

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

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

In August, the average day length in Yaak, Montana, is 14h and 18min.

When is the sunrise / sunset in August in Yaak?

On the first day of August, sunrise is at 6:17 am and sunset at 9:20 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 8:26 pm MDT.

What month has the most sunshine in Yaak?

The month with the most sunshine in Yaak is August, with an average of 11.7h of sunshine.

How long on average sun shines in August in Yaak?

In Yaak, Montana, the average sunshine duration in August is 11.7h.

What is the UV index reading in August in Yaak?

In August, the average daily maximum UV index is 4. 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
Yaak, MT

Average temperature in August - Yaak, MT
  • Average high temperature in August: 77.2°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is December (25.5°F).

  • Average low temperature in August: 45.1°F

The month with the highest average low temperature is August (45.1°F).
The coldest month (with the lowest average low temperature) is December (13.1°F).

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Average pressure in August
Yaak, MT

Average pressure in August - Yaak, MT
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Yaak, MT

Average wind speed in August - Yaak, MT
  • Average wind speed in August: 3.9mph

The windiest month (with the highest average wind speed) is June (4.4mph).
The calmest month (with the lowest average wind speed) is December (3.4mph).

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Average humidity in August
Yaak, MT

Average humidity in August - Yaak, MT
  • Average humidity in August: 55%

The month with the highest relative humidity is January (95%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in August
Yaak, MT

Average rainfall in August - Yaak, MT
  • Average rainfall in August: 0.39"

The wettest month (with the highest rainfall) is March (1.85").
The driest month (with the least rainfall) is August (0.39").

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Average rainfall days in August
Yaak, MT

Average rainfall days in August - Yaak, MT
  • Average rainfall days in August: 6.1 days

The month with the highest number of rainy days is April (17 days).
The month with the least rainy days is August (6.1 days).

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Average snowfall in August
Yaak, MT

Average snowfall in August - Yaak, MT
  • Average snowfall in August: 0"

The month with the highest snowfall is February (10").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Yaak, MT

Average snowfall days in August - Yaak, MT
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (22.1 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
Yaak, MT

Average daylight in August / Average sunshine in August - Yaak, MT
  • Average daylight in August: 14h and 2min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in August: 11h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

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Average sunshine days in August
Yaak, MT

Average sunshine days in August - Yaak, MT
  • Average sunshine days in August: 21.6 days

The month with the most sunshine days is August (21.6 days).
The month with the least sunshine days is March (6.3 days).

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Average UV index in August
Yaak, MT

Average UV index in August - Yaak, MT
  • Average UV index in August: 4

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in August
Yaak, MT

Average cloud cover in August - Yaak, MT
  • Average cloud cover in August: 15

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in August
Yaak, MT

Average visibility in August - Yaak, MT
  • Average visibility in August: 6mi

The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).

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Yaak, Montana, USA

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