August weather forecast
Swanlake, ID

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Weather in August

The last month of the summer, August, is another warm month in Swanlake, Idaho, with an average temperature varying between 53.4°F (11.9°C) and 82.9°F (28.3°C).

Temperature

August notes an average high-temperature of a still moderately hot 82.9°F (28.3°C), subtly differing from July's 84.4°F (29.1°C). A dramatic downturn marks the August nights in Swanlake, with lows averaging at a cool 53.4°F (11.9°C).

Humidity

The least humid month is August, with an average relative humidity of 38%.

Rainfall

In Swanlake, in August, it is raining for 6.5 days, with typically 0.51" (13mm) of accumulated precipitation. Throughout the year, in Swanlake, there are 127.4 rainfall days, and 18.27" (464mm) of precipitation is accumulated.

Snowfall

June through August are months without snowfall in Swanlake.

Daylight

In Swanlake, the average length of the day in August is 13h and 50min.
On the first day of the month, sunrise is at 6:21 am and sunset at 8:47 pm. On the last day of August, sunrise is at 6:53 am and sunset at 8:03 pm MDT.

Sunshine

In Swanlake, the average sunshine in August is 11.9h.

UV index

In August, the average daily maximum UV index in Swanlake, Idaho, is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily high UV index of 5 in August leads to these guidelines:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

How hot is August in Swanlake?

In August, in Swanlake, the average high-temperature is 82.9°F (28.3°C), and the average low-temperature is 53.4°F (11.9°C).

What is the least humid month in Swanlake?

The least humid month is August, with an average relative humidity of 38%.

What is the average humidity in August in Swanlake?

In Swanlake, Idaho, the average relative humidity in August is 38%.

How much does it rain in Swanlake in August?

In Swanlake, during August, the rain falls for 6.5 days and regularly aggregates up to 0.51" (13mm) of precipitation.

When it does not snow in Swanlake?

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

Does it snow in Swanlake in August?

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

How many hours of daylight does Swanlake have in August?

The average day length in August is 13h and 50min.

What time are sunrise and sunset in August in Swanlake?

In August, on the first day of the month, sunrise is at 6:21 am and sunset at 8:47 pm. On the last day of the month, in Swanlake, sunrise is at 6:53 am and sunset at 8:03 pm MDT.

How many hours of sunshine does Swanlake have in August?

The average sunshine duration in August in Swanlake, Idaho, is 11.9h.

What is the UV index reading in August in Swanlake?

In Swanlake, Idaho, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Swanlake, ID

Average temperature in August - Swanlake, ID
  • Average high temperature in August: 82.9°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is December (28.8°F).

  • Average low temperature in August: 53.4°F

The month with the highest average low temperature is July (53.8°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in August
Swanlake, ID

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

The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in August
Swanlake, ID

Average wind speed in August - Swanlake, ID
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).

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Average humidity in August
Swanlake, ID

Average humidity in August - Swanlake, ID
  • Average humidity in August: 38%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (38%).

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Average rainfall in August
Swanlake, ID

Average rainfall in August - Swanlake, ID
  • Average rainfall in August: 0.51"

The wettest month (with the highest rainfall) is February (2.24").
The driest month (with the least rainfall) is July (0.35").

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Average rainfall days in August
Swanlake, ID

Average rainfall days in August - Swanlake, ID
  • Average rainfall days in August: 6.5 days

The month with the highest number of rainy days is April (16.6 days).
The month with the least rainy days is July (5.5 days).

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Average snowfall in August
Swanlake, ID

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

The month with the highest snowfall is January (16.73").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Swanlake, ID

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

The months with the highest number of snowfall days are January and February (17.6 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
Swanlake, ID

Average daylight in August / Average sunshine in August - Swanlake, ID
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 11h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

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Average sunshine days in August
Swanlake, ID

Average sunshine days in August - Swanlake, ID
  • Average sunshine days in August: 21.1 days

The month with the most sunshine days is July (21.8 days).
The month with the least sunshine days is February (8.3 days).

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Average UV index in August
Swanlake, ID

Average UV index in August - Swanlake, ID
  • Average UV index in August: 5

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

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Average cloud cover in August
Swanlake, ID

Average cloud cover in August - Swanlake, ID
  • Average cloud cover in August: 10

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 10).

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Average visibility in August
Swanlake, ID

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

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

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Swanlake, Idaho, USA

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