August weather forecast
Hayden, ID

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Weather in August

August replicates July's weather patterns with temperatures staying high, maintaining an average high of 82°F (27.8°C). The rainfall, too, remains unchanged at 0.43" (11mm), signifying a continuation of the dry spell. August is essentially a mirror month in terms of weather extending the dry, warm summer well into the year. Given the arid climate, water scarcity could become a concern, emphasizing the need for prudent use. However, the abundance of sunshine and extended daylight mark August as an optimal period for outdoor activities, particularly water sports.

Temperature

August is the month when Hayden, Idaho, experiences its warmest temperatures, averaging a high of 82°F (27.8°C) and a low of 51.8°F (11°C).

Heat index

The average heat index in August is evaluated at 82.4°F (28°C). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. 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 particularly relevant to children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

The least humid month is August, with an average relative humidity of 48%.

Rainfall

The months with the least rainfall in Hayden are July and August Rain falls for 5.6 days and accumulates 0.43" (11mm) of rain.

Snowfall

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

Daylight

In Hayden, the average length of the day in August is 14h and 13min.
On the first day of the month, sunrise is at 5:25 am and sunset at 8:21 pm. On the last day of August, sunrise is at 6:05 am and sunset at 7:29 pm PDT.

Sunshine

The month with the most sunshine is August, with an average of 11.9h of sunshine.

UV index

In August, the average daily maximum UV index in Hayden, Idaho, is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, an average UV index of 5 transforms into the following instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What time of the year is the hottest in Hayden?

Temperature records in Hayden mark August as the warmest month, with highs averaging 82°F (27.8°C) and lows at 51.8°F (11°C).

What is the usual temperature for Hayden in August?

The high-temperature, in August, in Hayden, is 82°F (27.8°C), while the low-temperature averages to 51.8°F (11°C). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 82.4°F (28°C).

What is the least humid month in Hayden?

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

What is the average humidity in August in Hayden?

The average relative humidity in August is 48%.

What is the driest month in Hayden?

The months with the least rainfall in Hayden, Idaho, are July and August Rain falls for 5.6 days and accumulates 0.43" (11mm) of rain.

How much does it rain in Hayden in August?

In Hayden, in August, it is raining for 5.6 days, with typically 0.43" (11mm) of accumulated precipitation.

When it does not snow in Hayden?

June through August are months without snowfall in Hayden, Idaho.

Does it snow in Hayden in August?

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

How many hours of daylight does Hayden have in August?

In August, the average day length in Hayden is 14h and 13min.

When is the sunrise / sunset in August in Hayden?

In August, on the first day of the month, sunrise is at 5:25 am and sunset at 8:21 pm. On the last day of the month, in Hayden, Idaho, sunrise is at 6:05 am and sunset at 7:29 pm PDT.

What month has the most sunshine in Hayden?

August has the most sunshine of the year in Hayden, with an average of 11.9h of sunshine.

How many hours of sunshine does Hayden have in August?

The average sunshine duration in August is 11.9h.

What is the UV index reading in August in Hayden?

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Hayden, ID

Average temperature in August - Hayden, ID
  • Average high temperature in August: 82°F

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (31.3°F).

  • Average low temperature in August: 51.8°F

The month with the highest average low temperature is August (51.8°F).
The coldest month (with the lowest average low temperature) is December (21.2°F).

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Average pressure in August
Hayden, ID

Average pressure in August - Hayden, ID
  • Average pressure in August: 29.91"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is August (29.91"Hg).

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Average wind speed in August
Hayden, ID

Average wind speed in August - Hayden, ID
  • Average wind speed in August: 4.1mph

The windiest month (with the highest average wind speed) is April (5mph).
The calmest month (with the lowest average wind speed) is December (3.9mph).

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Average humidity in August
Hayden, ID

Average humidity in August - Hayden, ID
  • 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
Hayden, ID

Average rainfall in August - Hayden, ID
  • Average rainfall in August: 0.43"

The wettest month (with the highest rainfall) is January (3.27").
The driest months (with the least rainfall) are July and August (0.43").

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Average rainfall days in August
Hayden, ID

Average rainfall days in August - Hayden, ID
  • Average rainfall days in August: 5.6 days

The month with the highest number of rainy days is March (17.5 days).
The month with the least rainy days is August (5.6 days).

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Average snowfall in August
Hayden, ID

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

The month with the highest snowfall is January (16.57").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Hayden, ID

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

The month with the highest number of snowfall days is December (16.9 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
Hayden, ID

Average daylight in August / Average sunshine in August - Hayden, ID
  • Average daylight in August: 14h and 1min

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

  • Average sunshine in August: 11h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

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Average sunshine days in August
Hayden, ID

Average sunshine days in August - Hayden, ID
  • Average sunshine days in August: 22.7 days

The month with the most sunshine days is July (23.9 days).
The month with the least sunshine days is February (8.6 days).

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Average UV index in August
Hayden, ID

Average UV index in August - Hayden, 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 February, November and December (UV index 1).

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Average cloud cover in August
Hayden, ID

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

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

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Average visibility in August
Hayden, ID

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

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

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Hayden, Idaho, USA

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