August weather forecast
Edgemont, SD

Weather in August

August, the last month of the summer in Edgemont, is also a moderately hot month, with temperature in the range of an average low of 62.1°F (16.7°C) and an average high of 84°F (28.9°C).

Temperature

In Edgemont, the average high-temperature in August is relatively the same as in July - a moderately hot 84°F (28.9°C). In August, in Edgemont, the average low-temperature is 62.1°F (16.7°C).

Heat index

In August, the average heat index is calculated to be 84.6°F (29.2°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'feels like', or 'felt air temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. This effect is individual, with diverse people perceiving weather differently for numerous reasons (pregnancy, wind, differences in body mass, height, and shape), and activity. 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 important for children. 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

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

Rainfall

In Edgemont, South Dakota, during August, the rain falls for 12.8 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Edgemont, during the entire year, the rain falls for 115.8 days and collects up to 16.61" (422mm) of precipitation.

Snowfall

In Edgemont, South Dakota, snow does not fall in June through August.

Daylight

In Edgemont, the average length of the day in August is 13h and 54min.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:17 pm. On the last day of August, in Edgemont, sunrise is at 6:18 am and sunset at 7:32 pm MDT.

Sunshine

August has the most sunshine of the year in Edgemont, with an average of 11.8h of sunshine.

UV index

The months with the highest UV index in Edgemont are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In August, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the 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 temperature in August in Edgemont?

In August, the average high-temperature is 84°F (28.9°C), and the average low-temperature is 62.1°F (16.7°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 84.6°F (29.2°C).

What is the least humid month in Edgemont?

With an average relative humidity of 47%, August is the least humid month in Edgemont, South Dakota.

What is the average humidity in August in Edgemont?

The average relative humidity in August is 47%.

How many days does it rain in August in Edgemont?

In Edgemont, South Dakota, during August, the rain falls for 12.8 days and regularly aggregates up to 1.77" (45mm) of precipitation.

When it does not snow in Edgemont?

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

Does it snow in Edgemont in August?

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

How many hours of daylight does Edgemont have in August?

In August, the average day length is 13h and 54min.

When are sunrise and sunset in August in Edgemont?

On the first day of August in Edgemont, South Dakota, sunrise is at 5:45 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 7:32 pm MDT.

What month has the most sunshine in Edgemont?

August has the most sunshine of the year in Edgemont, South Dakota, with an average of 11.8h of sunshine.

How many hours of sunshine does Edgemont have in August?

In August, the average sunshine duration in Edgemont is 11.8h.

What is the month with the highest UV index in Edgemont?

The months with the highest UV index in Edgemont, South Dakota, are June through August, with an average maximum UV index of 6.

What is the UV index reading in August in Edgemont?

In Edgemont, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Edgemont, SD

Average temperature in August - Edgemont, SD
  • Average high temperature in August: 84°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is December (32.4°F).

  • Average low temperature in August: 62.1°F

The month with the highest average low temperature is July (63.9°F).
The coldest months (with the lowest average low temperature) are February and December (18.5°F).

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Average pressure in August
Edgemont, SD

Average pressure in August - Edgemont, SD
  • Average pressure in August: 29.9"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in August
Edgemont, SD

Average wind speed in August - Edgemont, SD
  • Average wind speed in August: 7.8mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).

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Average humidity in August
Edgemont, SD

Average humidity in August - Edgemont, SD
  • Average humidity in August: 47%

The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is August (47%).

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Average rainfall in August
Edgemont, SD

Average rainfall in August - Edgemont, SD
  • Average rainfall in August: 1.77"

The wettest month (with the highest rainfall) is June (2.87").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in August
Edgemont, SD

Average rainfall days in August - Edgemont, SD
  • Average rainfall days in August: 12.8 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is December (3.5 days).

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Average snowfall in August
Edgemont, SD

Average snowfall in August - Edgemont, SD
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.66").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Edgemont, SD

Average snowfall days in August - Edgemont, SD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (10.4 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
Edgemont, SD

Average daylight in August / Average sunshine in August - Edgemont, SD
  • Average daylight in August: 13h and 54min

The month with the longest days is June (Average daylight: 15h and 20min).
The month with the shortest days is December (Average daylight: 9h and 2min).

  • Average sunshine in August: 11h and 48min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).

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Average sunshine days in August
Edgemont, SD

Average sunshine days in August - Edgemont, SD
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is December (21.4 days).
The month with the least sunshine days is May (11.2 days).

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Average UV index in August
Edgemont, SD

Average UV index in August - Edgemont, SD
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in August
Edgemont, SD

Average cloud cover in August - Edgemont, SD
  • Average cloud cover in August: 17

The month with the most cloud cover is February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 17).

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Average visibility in August
Edgemont, SD

Average visibility in August - Edgemont, SD
  • Average visibility in August: 6mi

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

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