August weather forecast
Darby, ID

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Weather in August

August, the last month of the summer in Darby, is also a moderately hot month, with an average temperature fluctuating between 74.1°F (23.4°C) and 46.8°F (8.2°C).

Temperature

August's beginning signals an average high-temperature of a still moderately hot 74.1°F (23.4°C), barely different from July's 75.4°F (24.1°C). The August nights in Darby bear witness to a significant drop from the daytime highs, settling at an average temperature of 46.8°F (8.2°C).

Humidity

August is the least humid month, with an average relative humidity of 47%.

Rainfall

In Darby, in August, it is raining for 9.6 days, with typically 0.98" (25mm) of accumulated precipitation. In Darby, during the entire year, the rain falls for 96.6 days and collects up to 32.95" (837mm) of precipitation.

Snowfall

January through June, August through December are months with snowfall. August is the first month it typically snows. Throughout August, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 160.8 snowfall days, and 200.16" (5084mm) of snow is accumulated.

Daylight

In August, the average length of the day in Darby, Idaho, is 13h and 56min.
On the first day of August, sunrise is at 6:14 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 8:00 pm MDT.

Sunshine

The average sunshine in August in Darby, Idaho, is 11.6h.

UV index

The average daily maximum UV index in August in Darby is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A typical high UV index of 4 in August suggests the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Frequently asked questions

What are August temperatures in Darby?

In Darby, 74.1°F (23.4°C) is the average high-temperature and 46.8°F (8.2°C) is the average low-temperature during August.

What is the least humid month in Darby?

The least humid month is August, with an average relative humidity of 47%.

What is the average humidity in August in Darby?

The average relative humidity in August is 47%.

How many days does it rain in August in Darby?

In Darby, in August, during 9.6 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

When does it start to snow in Darby?

August is the first month it typically snows in Darby, Idaho. Throughout August, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow.

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

The average day length in August in Darby, Idaho, is 13h and 56min.

What time are sunrise and sunset in August in Darby?

On the first day of August, sunrise is at 6:14 am and sunset at 8:46 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 8:00 pm MDT.

How long on average sun shines in August in Darby?

The average sunshine duration in August in Darby, Idaho, is 11.6h.

What is the UV index intensity in August in Darby?

In Darby, the average daily maximum UV index in August is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Darby, ID

Average temperature in August - Darby, ID
  • Average high temperature in August: 74.1°F

The warmest month (with the highest average high temperature) is July (75.4°F).
The month with the lowest average high temperature is December (23.2°F).

  • Average low temperature in August: 46.8°F

The month with the highest average low temperature is July (46.9°F).
The coldest month (with the lowest average low temperature) is December (7.7°F).

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Average pressure in August
Darby, ID

Average pressure in August - Darby, ID
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Darby, ID

Average wind speed in August - Darby, ID
  • Average wind speed in August: 5.9mph

The windiest month (with the highest average wind speed) is June (6.2mph).
The calmest months (with the lowest average wind speed) are January and December (4.8mph).

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Average humidity in August
Darby, ID

Average humidity in August - Darby, ID
  • Average humidity in August: 47%

The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is August (47%).

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Average rainfall in August
Darby, ID

Average rainfall in August - Darby, ID
  • Average rainfall in August: 0.98"

The wettest month (with the highest rainfall) is February (4.13").
The driest month (with the least rainfall) is July (0.91").

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Average rainfall days in August
Darby, ID

Average rainfall days in August - Darby, ID
  • Average rainfall days in August: 9.6 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (3 days).

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Average snowfall in August
Darby, ID

Average snowfall in August - Darby, ID
  • Average snowfall in August: 0.04"

The month with the highest snowfall is February (34.33").
The month with the least snowfall is July (0").

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Average snowfall days in August
Darby, ID

Average snowfall days in August - Darby, ID
  • Average snowfall days in August: 0.3 days

The month with the highest number of snowfall days is March (23.6 days).
The month with the least snowfall days is July (0.1 days).

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

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in August: 11h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).

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Average sunshine days in August
Darby, ID

Average sunshine days in August - Darby, ID
  • Average sunshine days in August: 18.1 days

The month with the most sunshine days is July (20.3 days).
The month with the least sunshine days is April (6.2 days).

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Average UV index in August
Darby, ID

Average UV index in August - Darby, ID
  • Average UV index in August: 4

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

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Average cloud cover in August
Darby, ID

Average cloud cover in August - Darby, ID
  • Average cloud cover in August: 14

The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 14).

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Average visibility in August
Darby, ID

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

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

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Darby, Idaho, USA

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