August weather forecast
Twin Brooks, SD

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Weather in August

The last month of the summer, August, is also a moderately hot month in Twin Brooks, South Dakota, with temperature in the range of an average low of 59.4°F (15.2°C) and an average high of 80.8°F (27.1°C).

Temperature

August's arrival brings an average high-temperature of a still moderately hot 80.8°F (27.1°C), slightly deviating from July's 81.5°F (27.5°C). In the month of August, Twin Brooks experiences an average low-temperature of 59.4°F (15.2°C).

Heat index

During August, the heat index is appraised at 84.2°F (29°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

In Twin Brooks, the average relative humidity in August is 68%.

Rainfall

In August, in Twin Brooks, the rain falls for 12.3 days. Throughout August, 1.89" (48mm) of precipitation is accumulated. Throughout the year, in Twin Brooks, there are 115.2 rainfall days, and 19.88" (505mm) of precipitation is accumulated.

Snowfall

In Twin Brooks, snow does not fall in June through September.

Daylight

The average length of the day in August in Twin Brooks, South Dakota, is 14h and 2min.
On the first day of August in Twin Brooks, South Dakota, sunrise is at 6:12 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 8:05 pm CDT.

Sunshine

In Twin Brooks, the average sunshine in August is 10.4h.

UV index

The average daily maximum UV index in August in Twin Brooks is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 5 during August leads to these advisories:
Undertake precautions - It is suggested to shield oneself from sunburn. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Twin Brooks in August?

Twin Brooks in August has an average high-temperature of 80.8°F (27.1°C) and an average low-temperature of 59.4°F (15.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in August is appraised at 84.2°F (29°C).

What is the average humidity in August in Twin Brooks?

In August, the average relative humidity in Twin Brooks is 68%.

How many days does it rain in August in Twin Brooks?

In Twin Brooks, during August, the rain falls for 12.3 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow in Twin Brooks?

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

What is the average length of the day in August in Twin Brooks?

In August, the average day length in Twin Brooks is 14h and 2min.

When are sunrise and sunset in August in Twin Brooks?

In August, on the first day of the month, sunrise is at 6:12 am and sunset at 8:53 pm. On the last day of the month, in Twin Brooks, sunrise is at 6:48 am and sunset at 8:05 pm CDT.

How many hours of sunshine does Twin Brooks have in August?

In August, the average sunshine duration in Twin Brooks, South Dakota, is 10.4h.

What is the UV index reading in August in Twin Brooks?

In August, the average daily maximum UV index in Twin Brooks is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Twin Brooks, SD

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

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (19.6°F).

  • Average low temperature in August: 59.4°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (6.1°F).

Average pressure in August
Twin Brooks, SD

Average pressure in August - Twin Brooks, 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).

Average wind speed in August
Twin Brooks, SD

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

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (8mph).

Average humidity in August
Twin Brooks, SD

Average humidity in August - Twin Brooks, SD
  • Average humidity in August: 68%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (66%).

Average rainfall in August
Twin Brooks, SD

Average rainfall in August - Twin Brooks, SD
  • Average rainfall in August: 1.89"

The wettest month (with the highest rainfall) is June (3.11").
The driest months (with the least rainfall) are January and February (0.63").

Average rainfall days in August
Twin Brooks, SD

Average rainfall days in August - Twin Brooks, SD
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in August
Twin Brooks, SD

Average snowfall in August - Twin Brooks, SD
  • Average snowfall in August: 0"

The month with the highest snowfall is December (4.49").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Twin Brooks, SD

Average snowfall days in August - Twin Brooks, SD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Twin Brooks, SD

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in August
Twin Brooks, SD

Average sunshine days in August - Twin Brooks, SD
  • Average sunshine days in August: 16.6 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is June (9.6 days).

Average UV index in August
Twin Brooks, SD

Average UV index in August - Twin Brooks, SD
  • Average UV index in August: 5

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in August
Twin Brooks, SD

Average cloud cover in August - Twin Brooks, SD
  • Average cloud cover in August: 25

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 25).

Average visibility in August
Twin Brooks, SD

Average visibility in August - Twin Brooks, SD
  • Average visibility in August: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Twin Brooks, South Dakota, USA

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