August weather forecast
Stanley, ID

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A mirror image of the iconic Sawtooth Mountain Range located in Meadow Creek in Stanley, Idaho, in the famed Sawtooth National Recreation Area
A mirror image of the iconic Sawtooth Mountain Range located in Meadow Creek in Stanley, Idaho, in the famed Sawtooth National Recreation Area

Weather in August

August almost mirrors July, continuing the trend of warm, sunny days and a sparse rainfall of 0.63" (16mm) across 7.6 days. The weather remains favorable for a variety of outdoor activities that are native to Stanley's summer. A consistent rise in the UV index demands proper sun protection for any adventurers heading outdoors.

Temperature

August commences with an average high-temperature of a still agreeable 71.4°F (21.9°C), showing little deviation from July's 72.7°F (22.6°C). Stanley's August nights bring a significant temperature shift, averaging at a frosty 43.2°F (6.2°C).

Humidity

The average relative humidity in August is 45%.

Rainfall

July and August are months with the least rain when the rain falls for 7.6 days and typically aggregates up to 0.63" (16mm) of rain.

Snowfall

In Stanley, Idaho, snow does not fall in July and August.

Daylight

In Stanley, the average length of the day in August is 13h and 58min.
On the first day of August in Stanley, sunrise is at 6:28 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 8:17 pm MDT.

Sunshine

In Stanley, the average sunshine in August is 11.5h.

UV index

In August, the average daily maximum UV index in Stanley is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 3 in August transforms into the following instructions:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What is the average August temperature in Stanley?

During August, Stanley experiences an average high-temperature of 71.4°F (21.9°C) and a low-temperature of 43.2°F (6.2°C).

What is the average humidity in August in Stanley?

The average relative humidity in August in Stanley is 45%.

What is the driest month in Stanley?

The months with the least rainfall in Stanley, Idaho, are July and August Rain falls for 7.6 days and accumulates 0.63" (16mm) of rain.

How much does it rain in Stanley in August?

In Stanley, Idaho, in August, it is raining for 7.6 days, with typically 0.63" (16mm) of accumulated precipitation.

When it does not snow in Stanley?

July and August are months without snowfall in Stanley, Idaho.

Does it snow in Stanley in August?

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

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

In August, the average day length in Stanley, Idaho, is 13h and 58min.

When is the sunrise / sunset in August in Stanley?

In August, on the first day of the month, sunrise is at 6:28 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 8:17 pm MDT.

How long on average sun shines in August in Stanley?

The average sunshine duration in August is 11.5h.

How high is the UV index in August in Stanley?

In Stanley, Idaho, the average daily maximum UV index in August is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from 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
Stanley, ID

Average temperature in August - Stanley, ID
  • Average high temperature in August: 71.4°F

The warmest month (with the highest average high temperature) is July (72.7°F).
The month with the lowest average high temperature is December (23.9°F).

  • Average low temperature in August: 43.2°F

The month with the highest average low temperature is July (43.3°F).
The coldest month (with the lowest average low temperature) is December (5.4°F).

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Average pressure in August
Stanley, ID

Average pressure in August - Stanley, ID
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is January (30.26"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Stanley, ID

Average wind speed in August - Stanley, ID
  • Average wind speed in August: 5.3mph

The windiest month (with the highest average wind speed) is July (5.8mph).
The calmest months (with the lowest average wind speed) are January and October (4.8mph).

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Average humidity in August
Stanley, ID

Average humidity in August - Stanley, ID
  • Average humidity in August: 45%

The months with the highest relative humidity are February and March (91%).
The month with the lowest relative humidity is July (44%).

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Average rainfall in August
Stanley, ID

Average rainfall in August - Stanley, ID
  • Average rainfall in August: 0.63"

The wettest month (with the highest rainfall) is March (2.17").
The driest months (with the least rainfall) are July and August (0.63").

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Average rainfall days in August
Stanley, ID

Average rainfall days in August - Stanley, ID
  • Average rainfall days in August: 7.6 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (3.1 days).

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Average snowfall in August
Stanley, ID

Average snowfall in August - Stanley, ID
  • Average snowfall in August: 0"

The month with the highest snowfall is December (16.77").
The months with the least snowfall are July and August (0").

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Average snowfall days in August
Stanley, ID

Average snowfall days in August - Stanley, ID
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is March (21.6 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in August /
Average sunshine in August
Stanley, ID

Average daylight in August / Average sunshine in August - Stanley, ID
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in August: 11h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).

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Average sunshine days in August
Stanley, ID

Average sunshine days in August - Stanley, ID
  • Average sunshine days in August: 18.9 days

The month with the most sunshine days is July (20 days).
The month with the least sunshine days is April (8.1 days).

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Average UV index in August
Stanley, ID

Average UV index in August - Stanley, ID
  • Average UV index in August: 3

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March and November (UV index 1).

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Average cloud cover in August
Stanley, ID

Average cloud cover in August - Stanley, ID
  • Average cloud cover in August: 13

The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is July (Cloud cover 12).

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Average visibility in August
Stanley, ID

Average visibility in August - Stanley, ID
  • Average visibility in August: 6mi

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

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Stanley, Idaho, USA

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