August weather forecast
Brandon, SD

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Weather in August

Brandon's weather in August sees a minor relief from July's heat. The month is characterized by pleasantly warm afternoons and mildly cool evenings. It experiences a decrease in daylight hours from 15.4 hours in July to 13.9 hours, indicating that summer is slowly making way for fall. Beach activities and water sports are popular during this period as the temperature of water bodies is perfect. As August ends, the change in weather sets the stage for the onset of the colorful Autumn season starting in September.

Temperature

Brandon, South Dakota, ushers in August with an average high-temperature of a still moderately hot 80.8°F (27.1°C), showing a close resemblance to the previous month. During the August nights, an average temperature of 59.5°F (15.3°C) is observed in Brandon.

Heat index

For most parts of August, the heat index is appraised at 84.2°F (29°C). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

In Brandon, the average relative humidity in August is 74%.

Rainfall

In August, the rain falls for 13.1 days. Throughout August, 2.13" (54mm) of precipitation is accumulated. In Brandon, during the entire year, the rain falls for 112.2 days and collects up to 20.67" (525mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 55min.
On the first day of August in Brandon, South Dakota, sunrise is at 6:16 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 8:02 pm CDT.

Sunshine

In August, the average sunshine in Brandon is 9.9h.

UV index

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: During August, 5 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Suggestions to elude sunburn are provided. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What is the usual temperature for Brandon in August?

August temperatures in Brandon vary between a high-temperature of 80.8°F (27.1°C) and a low-temperature of 59.5°F (15.3°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 84.2°F (29°C).

What is the average humidity in August in Brandon?

The average relative humidity in August in Brandon is 74%.

How much does it rain in Brandon in August?

In Brandon, in August, it is raining for 13.1 days, with typically 2.13" (54mm) of accumulated precipitation.

When it does not snow in Brandon?

In Brandon, South Dakota, snow does not fall in June through September.

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

In Brandon, South Dakota, the average day length in August is 13h and 55min.

When are sunrise and sunset in August in Brandon?

On the first day of August in Brandon, South Dakota, sunrise is at 6:16 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 8:02 pm CDT.

How long on average sun shines in August in Brandon?

In August, the average sunshine duration in Brandon, South Dakota, is 9.9h.

What is the UV index reading in August in Brandon?

The average daily maximum UV index in August 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
Brandon, SD

Average temperature in August - Brandon, SD
  • Average high temperature in August: 80.8°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (22.8°F).

  • Average low temperature in August: 59.5°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).

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Average pressure in August
Brandon, SD

Average pressure in August - Brandon, SD
  • Average pressure in August: 29.93"Hg

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in August
Brandon, SD

Average wind speed in August - Brandon, SD
  • Average wind speed in August: 8.1mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (8mph).

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Average humidity in August
Brandon, SD

Average humidity in August - Brandon, SD
  • Average humidity in August: 74%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in August
Brandon, SD

Average rainfall in August - Brandon, SD
  • Average rainfall in August: 2.13"

The wettest month (with the highest rainfall) is June (3.19").
The driest month (with the least rainfall) is November (0.63").

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Average rainfall days in August
Brandon, SD

Average rainfall days in August - Brandon, SD
  • Average rainfall days in August: 13.1 days

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (2.2 days).

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Average snowfall in August
Brandon, SD

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

The month with the highest snowfall is February (4.61").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Brandon, SD

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

The month with the highest number of snowfall days is December (10 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Brandon, SD

Average daylight in August / Average sunshine in August - Brandon, SD
  • 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: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in August
Brandon, SD

Average sunshine days in August - Brandon, SD
  • Average sunshine days in August: 15.3 days

The month with the most sunshine days is November (22.8 days).
The month with the least sunshine days is June (10.7 days).

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Average UV index in August
Brandon, SD

Average UV index in August - Brandon, 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, October, November and December (UV index 2).

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Average cloud cover in August
Brandon, SD

Average cloud cover in August - Brandon, SD
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in August
Brandon, SD

Average visibility in August - Brandon, 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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Brandon, South Dakota, USA

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