August weather forecast
Revillo, SD

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Weather in August

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

Temperature

The shift to August signals an average high-temperature of a still warm 80.8°F (27.1°C), subtly varied from July's 81.5°F (27.5°C). The temperature in Revillo dips to an average of 59.4°F (15.2°C) during August nights.

Heat index

For most parts of August, the heat index is calculated to be 84.2°F (29°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', combines both the air temperature and the humidity level to give a perceived human temperature. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. 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 commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

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

Rainfall

In Revillo, in August, it is raining for 12.3 days, with typically 1.89" (48mm) of accumulated precipitation. In Revillo, South Dakota, during the entire year, the rain falls for 115.2 days and collects up to 19.88" (505mm) of precipitation.

Snowfall

In Revillo, snow does not fall in June through September.

Daylight

In Revillo, South Dakota, the average length of the day in August is 14h and 1min.
On the first day of August in Revillo, sunrise is at 6:12 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 8:04 pm CDT.

Sunshine

In August, the average sunshine in Revillo is 10.4h.

UV index

The average daily maximum UV index in August in Revillo is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, the UV index of 5 transforms into the following advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

What are the temperatures in Revillo in August?

The high-temperature, in August, in Revillo, is 80.8°F (27.1°C), while the low-temperature averages to 59.4°F (15.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in August is calculated to be 84.2°F (29°C).

What is the average humidity in August in Revillo?

The average relative humidity in August in Revillo, South Dakota, is 68%.

How many days does it rain in August in Revillo?

In Revillo, South Dakota, in August, during 12.3 rainfall days, 1.89" (48mm) of precipitation is typically accumulated.

When it does not snow in Revillo?

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

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

In Revillo, South Dakota, the average day length in August is 14h and 1min.

When are sunrise and sunset in August in Revillo?

In August, on the first day of the month, sunrise is at 6:12 am and sunset at 8:52 pm. On the last day of the month, in Revillo, South Dakota, sunrise is at 6:48 am and sunset at 8:04 pm CDT.

How long on average sun shines in August in Revillo?

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

What is the UV index intensity in August in Revillo?

In August, the average daily maximum UV index in Revillo is 5. A UV Index reading of 3 to 5 represents a medium health risk 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
Revillo, SD

Average temperature in August - Revillo, 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).

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Average pressure in August
Revillo, SD

Average pressure in August - Revillo, 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
Revillo, SD

Average wind speed in August - Revillo, 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).

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Average humidity in August
Revillo, SD

Average humidity in August - Revillo, 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%).

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Average rainfall in August
Revillo, SD

Average rainfall in August - Revillo, 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").

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Average rainfall days in August
Revillo, SD

Average rainfall days in August - Revillo, 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).

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Average snowfall in August
Revillo, SD

Average snowfall in August - Revillo, 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").

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Average snowfall days in August
Revillo, SD

Average snowfall days in August - Revillo, 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).

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

Average daylight in August / Average sunshine in August - Revillo, 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).

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Average sunshine days in August
Revillo, SD

Average sunshine days in August - Revillo, 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).

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Average UV index in August
Revillo, SD

Average UV index in August - Revillo, 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).

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Average cloud cover in August
Revillo, SD

Average cloud cover in August - Revillo, 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).

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Average visibility in August
Revillo, SD

Average visibility in August - Revillo, 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).

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Revillo, South Dakota, USA

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