August weather forecast
White Owl, SD

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Weather in August

The last month of the summer, August, is another warm month in White Owl, South Dakota, with an average temperature varying between 84.7°F (29.3°C) and 64°F (17.8°C).

Temperature

In August, White Owl's weather conditions record an average high-temperature of a warm 84.7°F (29.3°C), demonstrating little divergence from the preceding month. White Owl in August experiences a low-temperature average of 64°F (17.8°C).

Heat index

In August, the average heat index is computed to be a hot 86°F (30°C). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

The months with the lowest humidity are August and September, with an average relative humidity of 49%.

Rainfall

In White Owl, in August, during 10.8 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In White Owl, South Dakota, during the entire year, the rain falls for 99.7 days and collects up to 16.06" (408mm) of precipitation.

Snowfall

In White Owl, snow does not fall in June through September.

Daylight

In White Owl, the average length of the day in August is 13h and 59min.
On the first day of the month, sunrise is at 5:37 am and sunset at 8:14 pm. On the last day of August, sunrise is at 6:12 am and sunset at 7:27 pm MDT.

Sunshine

In August, the average sunshine is 11.4h.

UV index

The average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 during August translates into the following directions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

August temperatures vary between a high-temperature of 84.7°F (29.3°C) and a low-temperature of 64°F (17.8°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, in August is computed to be 86°F (30°C).

What are the least humid months?

The months with the lowest humidity are August and September, with an average relative humidity of 49%.

What is the average humidity in August?

In White Owl, the average relative humidity in August is 49%.

How many days does it rain in August?

In White Owl, South Dakota, during August, the rain falls for 10.8 days and regularly aggregates up to 1.26" (32mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does White Owl have in August?

The average day length in August is 13h and 59min.

When are sunrise and sunset in August in White Owl?

On the first day of August, sunrise is at 5:37 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 7:27 pm MDT.

How many hours of sunshine does White Owl have in August?

In August, the average sunshine duration in White Owl, South Dakota, is 11.4h.

What is the UV index reading in August?

In White Owl, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to 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
White Owl, SD

Average temperature in August - White Owl, SD
  • Average high temperature in August: 84.7°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in August: 64°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).

Average pressure in August
White Owl, SD

Average pressure in August - White Owl, SD
  • Average pressure in August: 29.9"Hg

The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in August
White Owl, SD

Average wind speed in August - White Owl, SD
  • Average wind speed in August: 10.4mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest months (with the lowest average wind speed) are February and August (10.4mph).

Average humidity in August
White Owl, SD

Average humidity in August - White Owl, SD
  • Average humidity in August: 49%

The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are August and September (49%).

Average rainfall in August
White Owl, SD

Average rainfall in August - White Owl, SD
  • Average rainfall in August: 1.26"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is January (0.51").

Average rainfall days in August
White Owl, SD

Average rainfall days in August - White Owl, SD
  • Average rainfall days in August: 10.8 days

The month with the highest number of rainy days is May (14.7 days).
The months with the least rainy days are January and February (3.3 days).

Average snowfall in August
White Owl, SD

Average snowfall in August - White Owl, SD
  • Average snowfall in August: 0"

The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
White Owl, SD

Average snowfall days in August - White Owl, SD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
White Owl, SD

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in August: 11h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

Average sunshine days in August
White Owl, SD

Average sunshine days in August - White Owl, SD
  • Average sunshine days in August: 17 days

The month with the most sunshine days is September (20.4 days).
The month with the least sunshine days is April (12.4 days).

Average UV index in August
White Owl, SD

Average UV index in August - White Owl, SD
  • Average UV index in August: 6

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
White Owl, SD

Average cloud cover in August - White Owl, SD
  • Average cloud cover in August: 19

The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 19).

Average visibility in August
White Owl, SD

Average visibility in August - White Owl, 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).

White Owl, South Dakota, USA

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