August weather forecast
Box Elder, SD

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Weather in August

August, while showcasing high summer temperatures, also signals the impending arrival of autumn. Box Elder continues to experience hot and rather dry weather with the landscape revealing the golden hues of summer. Though there's a slight drop in the maximum temperature around 82.8°F (28.2°C), the city remains under the influence of the summer's peak heat. The skyline stands clear with reduced cloud cover allowing more sunshine and lighting up the landscape in unique shades. As the month rounds off, the residents start to anticipate the freshness of the forthcoming fall season, bringing a sense of rejuvenation.

Temperature

Transitioning into August, Box Elder records an average high-temperature of a still moderately hot 82.8°F (28.2°C), almost identical to July's 84.7°F (29.3°C). In Box Elder, the expected average low-temperature for August is an enjoyable 61.5°F (16.4°C).

Heat index

In August, the heat index is evaluated at 84.2°F (29°C). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

August and September, with an average relative humidity of 50%, are the least humid months in Box Elder.

Rainfall

In Box Elder, in August, during 12.8 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, in Box Elder, there are 118.8 rainfall days, and 15.39" (391mm) of precipitation is accumulated.

Snowfall

In Box Elder, snow does not fall in June through August.

Daylight

In Box Elder, South Dakota, the average length of the day in August is 13h and 58min.
On the first day of August in Box Elder, sunrise is at 5:41 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:29 pm MDT.

Sunshine

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

UV index

The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 5 during August translates into these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

Is it hot in Box Elder during August?

The high-temperature in Box Elder during August is 82.8°F (28.2°C) and the low-temperature is 61.5°F (16.4°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 84.2°F (29°C).

What are the least humid months in Box Elder?

August and September, with an average relative humidity of 50%, are the least humid months in Box Elder.

What is the average humidity in August in Box Elder?

The average relative humidity in August is 50%.

How many days does it rain in August in Box Elder?

In Box Elder, during August, the rain falls for 12.8 days and regularly aggregates up to 1.5" (38mm) of precipitation.

When it does not snow in Box Elder?

June through August are months without snowfall.

Does it snow in Box Elder in August?

In Box Elder, South Dakota, in August, it doesn't snow. In September, it regularly snows.

How many hours of daylight does Box Elder have in August?

In Box Elder, South Dakota, the average day length in August is 13h and 58min.

What time are sunrise and sunset in August in Box Elder?

In August, on the first day of the month, sunrise is at 5:41 am and sunset at 8:16 pm. On the last day of the month, in Box Elder, sunrise is at 6:15 am and sunset at 7:29 pm MDT.

What month has the most sunshine in Box Elder?

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

How many hours of sunshine does Box Elder have in August?

In August, the average sunshine duration in Box Elder, South Dakota, is 11.8h.

What is the UV index reading in August in Box Elder?

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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
Box Elder, SD

Average temperature in August - Box Elder, SD
  • Average high temperature in August: 82.8°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (32.5°F).

  • Average low temperature in August: 61.5°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is February (17.8°F).

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Average pressure in August
Box Elder, SD

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in August
Box Elder, SD

Average wind speed in August - Box Elder, SD
  • Average wind speed in August: 8.2mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).

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Average humidity in August
Box Elder, SD

Average humidity in August - Box Elder, SD
  • Average humidity in August: 50%

The month with the highest relative humidity is January (77%).
The months with the lowest relative humidity are August and September (50%).

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Average rainfall in August
Box Elder, SD

Average rainfall in August - Box Elder, SD
  • Average rainfall in August: 1.5"

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in August
Box Elder, SD

Average rainfall days in August - Box Elder, SD
  • Average rainfall days in August: 12.8 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is December (4.8 days).

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Average snowfall in August
Box Elder, SD

Average snowfall in August - Box Elder, SD
  • Average snowfall in August: 0"

The month with the highest snowfall is April (5.43").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Box Elder, SD

Average snowfall days in August - Box Elder, SD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (10.5 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
Box Elder, SD

Average daylight in August / Average sunshine in August - Box Elder, SD
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in August: 11h and 5min

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 54min).

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Average sunshine days in August
Box Elder, SD

Average sunshine days in August - Box Elder, SD
  • Average sunshine days in August: 14.5 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (11 days).

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Average UV index in August
Box Elder, SD

Average UV index in August - Box Elder, SD
  • Average UV index in August: 5

The months with the highest UV index are June and July (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
Box Elder, SD

Average cloud cover in August - Box Elder, SD
  • Average cloud cover in August: 16

The months with the most cloud cover are February and April (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in August
Box Elder, SD

Average visibility in August - Box Elder, 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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Box Elder, South Dakota, USA

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