August weather forecast
Coeur d'Alene, ID

Rocks, trees, and mountains on the shores of Lake Coeur d
Rocks, trees, and mountains on the shores of Lake Coeur d'Alene, in Idaho

Weather in August

The last month of the summer, August, is another warm month in Coeur d'Alene, Idaho, with average temperature varying between 82°F (27.8°C) and 51.6°F (10.9°C).

Temperature

With an average high-temperature of 82°F (27.8°C) and an average low-temperature of 51.6°F (10.9°C), August is the warmest month.

Heat index

The average heat index in August is estimated at 82.6°F (28.1°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'feels like', or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, differences in body mass, height, and shape, metabolic differences). Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

With an average relative humidity of 48%, August is the least humid month.

Rainfall

Months with the least rainfall are July and August Rain falls for 5.4 days and accumulates 0.43" (11mm) of rain.

Snowfall

June through August are months without snowfall.

Daylight

In August, the average length of the day is 14.2h.

Sunshine

With an average of 11.9h of sunshine, August has the most sunshine of the year in Coeur d'Alene, Idaho.

UV index

The average daily maximum UV index in Coeur d'Alene, Idaho, is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the warmest month in Coeur d'Alene?

August is the warmest month in Coeur d'Alene, Idaho, with an average high-temperature of 82°F (27.8°C) and an average low-temperature of 51.6°F (10.9°C).

What is the temperature in August in Coeur d'Alene?

In August, in Coeur d'Alene, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 51.6°F (10.9°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 82.6°F (28.1°C).

What is the least humid month in Coeur d'Alene?

The least humid month in Coeur d'Alene is August, with an average relative humidity of 48%.

What is the average humidity in August in Coeur d'Alene?

In Coeur d'Alene, Idaho, the average relative humidity in August is 48%.

What is the driest month in Coeur d'Alene?

July and August are months with the least rain in Coeur d'Alene when the rain falls for 5.4 days and typically aggregates up to 0.43" (11mm) of rain.

How many days does it rain in August in Coeur d'Alene?

In Coeur d'Alene, Idaho, in August, it is raining for 5.4 days, with typically 0.43" (11mm) of accumulated precipitation.

When it does not snow in Coeur d'Alene?

In Coeur d'Alene, Idaho, snow does not fall in June through August.

Does it snow in Coeur d'Alene in August?

In Coeur d'Alene, Idaho, in August, it doesn't snow. In September, it regularly snows.

How many hours of daylight does Coeur d'Alene have in August?

The average length of the day in August in Coeur d'Alene, Idaho, is 14.2h.

What month has the most sunshine in Coeur d'Alene?

With an average of 11.9h of sunshine, August has the most sunshine of the year in Coeur d'Alene.

How long on average sun shines in August in Coeur d'Alene?

The average sunshine in August is 11.9h.

What is the UV index reading in August in Coeur d'Alene?

The average daily maximum UV index in August in Coeur d'Alene is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to the UV radiation.

Average temperature in August
Coeur d'Alene, ID

Average temperature in August - Coeur d
  • Average high temperature in August: 27.8°C

The warmest month (with the highest average high temperature) is August (27.8°C).
The month with the lowest average high temperature is December (-0.4°C).

  • Average low temperature in August: 10.9°C

The month with the highest average low temperature is August (10.9°C).
The coldest month (with the lowest average low temperature) is December (-6.2°C).

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Average pressure in August
Coeur d'Alene, ID

Average pressure in August - Coeur d
  • Average pressure in August: 1013mbar

The month with the highest atmospheric pressure is January (1022.5mbar).
The month with the lowest atmospheric pressure is August (1013mbar).

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Average wind speed in August
Coeur d'Alene, ID

Average wind speed in August - Coeur d
  • Average wind speed in August: 6.6km/h

The windiest month (with the highest average wind speed) is April (8.2km/h).
The calmest month (with the lowest average wind speed) is December (6km/h).

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Average humidity in August
Coeur d'Alene, ID

Average humidity in August - Coeur d
  • Average humidity in August: 48%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (48%).

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Average rainfall in August
Coeur d'Alene, ID

Average rainfall in August - Coeur d
  • Average rainfall in August: 11mm

The wettest month (with the highest rainfall) is January (83mm).
The driest months (with the least rainfall) are July and August (11mm).

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Average rainfall days in August
Coeur d'Alene, ID

Average rainfall days in August - Coeur d
  • Average rainfall days in August: 5.4 days

The month with the highest number of rainy days is March (17.5 days).
The month with the least rainy days is August (5.4 days).

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Average snowfall in August
Coeur d'Alene, ID

Average snowfall in August - Coeur d
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (421mm).
Months with the least snowfall are June, July and August (0mm).

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Average snowfall days in August
Coeur d'Alene, ID

Average snowfall days in August - Coeur d
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (16.5 days).
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
Coeur d'Alene, ID

Average daylight in August / Average sunshine in August - Coeur d
  • Average daylight in August: 14.2h

The month with the longest days is June (Average daylight: 15.9h).
The month with the shortest days is December (Average daylight: 8.5h).

  • Average sunshine in August: 11.9h

The month with the most sunshine is August (Average sunshine: 11.9h).
The month with the least sunshine is December (Average sunshine: 3.3h).

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Average sunshine days in August
Coeur d'Alene, ID

Average sunshine days in August - Coeur d
  • Average sunshine days in August: 22.8 days

The month with the most sunshine days is July (23.8 days).
The month with the least sunshine days is February (8.6 days).

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Average UV index in August
Coeur d'Alene, ID

Average UV index in August - Coeur d
  • Average UV index in August: 5

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

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Average cloud cover in August
Coeur d'Alene, ID

Average cloud cover in August - Coeur d
  • Average cloud cover in August: 13

Months with the most cloud cover are January and December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in August
Coeur d'Alene, ID

Average visibility in August - Coeur d
  • Average visibility in August: 10km

Months with the highest visibility are May, July, August and September (10km).
The month with the lowest visibility is January (5km).

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