August weather forecast
Centerville, SD

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Weather in August

The last month of the summer, August, is another warm month in Centerville, South Dakota, with temperature in the range of an average high of 81.9°F (27.7°C) and an average low of 61.2°F (16.2°C).

Temperature

Centerville in August witnesses an average high-temperature of a still warm 81.9°F (27.7°C), indicating a slight variation from July's 83.3°F (28.5°C). During August, an average low-temperature of 61.2°F (16.2°C) is observed.

Heat index

In August, the average heat index is estimated at a tropical 87.8°F (31°C). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.
In the scope of the heat index, its values resonate with shade and light wind conditions. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a numerical representation of warmth when taking temperature and moisture levels into account. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

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

Rainfall

In Centerville, in August, during 11.7 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. In Centerville, South Dakota, during the entire year, the rain falls for 97.4 days and collects up to 11.89" (302mm) of precipitation.

Snowfall

June through September are months without snowfall in Centerville, South Dakota.

Daylight

In Centerville, the average length of the day in August is 13h and 53min.
On the first day of the month, sunrise is at 6:19 am and sunset at 8:49 pm. On the last day of August, sunrise is at 6:51 am and sunset at 8:03 pm CDT.

Sunshine

In August, the average sunshine in Centerville is 10h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Centerville, South Dakota. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, the maximum UV index of 6 suggests this advice:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

What are August temperatures in Centerville?

The average high-temperature and low-temperature during August are 81.9°F (27.7°C) and 61.2°F (16.2°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in August is estimated at 87.8°F (31°C).

What is the average humidity in August in Centerville?

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

How many days does it rain in August in Centerville?

In Centerville, South Dakota, in August, it is raining for 11.7 days, with typically 1.38" (35mm) of accumulated precipitation.

When it does not snow in Centerville?

June through September are months without snowfall in Centerville, South Dakota.

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

The average day length in August in Centerville, South Dakota, is 13h and 53min.

When are sunrise and sunset in August in Centerville?

On the first day of August, sunrise is at 6:19 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 8:03 pm CDT.

How long on average sun shines in August in Centerville?

In August, the average sunshine duration is 10h.

When is the highest UV index in Centerville?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Centerville.

What is the UV index intensity in August in Centerville?

The average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
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
Centerville, SD

Average temperature in August - Centerville, SD
  • Average high temperature in August: 81.9°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in August: 61.2°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (11.5°F).

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Average pressure in August
Centerville, SD

Average pressure in August - Centerville, SD
  • Average pressure in August: 29.94"Hg

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

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Average wind speed in August
Centerville, SD

Average wind speed in August - Centerville, SD
  • Average wind speed in August: 8mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

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Average humidity in August
Centerville, SD

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

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (66%).

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Average rainfall in August
Centerville, SD

Average rainfall in August - Centerville, SD
  • Average rainfall in August: 1.38"

The wettest month (with the highest rainfall) is June (2.05").
The driest months (with the least rainfall) are February and November (0.31").

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Average rainfall days in August
Centerville, SD

Average rainfall days in August - Centerville, SD
  • Average rainfall days in August: 11.7 days

The month with the highest number of rainy days is June (14.6 days).
The month with the least rainy days is February (2.3 days).

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Average snowfall in August
Centerville, SD

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

The month with the highest snowfall is March (1.61").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Centerville, SD

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

The month with the highest number of snowfall days is January (8.1 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
Centerville, SD

Average daylight in August / Average sunshine in August - Centerville, SD
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 10h and 0min

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 18min).

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Average sunshine days in August
Centerville, SD

Average sunshine days in August - Centerville, SD
  • Average sunshine days in August: 17.5 days

The month with the most sunshine days is December (23.9 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in August
Centerville, SD

Average UV index in August - Centerville, 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
Centerville, SD

Average cloud cover in August - Centerville, SD
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in August
Centerville, SD

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

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