August weather forecast
White Butte, SD

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Weather in August

The last month of the summer, August, is also a moderately hot month in White Butte, South Dakota, with an average temperature varying between 61.9°F (16.6°C) and 82.6°F (28.1°C).

Temperature

White Butte starts August with an average high-temperature of a still warm 82.6°F (28.1°C), hinting at a minimal fluctuation from July. During August nights, White Butte witnesses a consistent average temperature of 61.9°F (16.6°C).

Heat index

The heat index in August is estimated at 84.2°F (29°C). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.
Research indicates the heat index considers values in shaded locales and with light winds. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', arises from combining readings of air temperature and relative moisture content. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.

Humidity

The months with the lowest humidity in White Butte are August and September, with an average relative humidity of 51%.

Rainfall

In August, in White Butte, South Dakota, the rain falls for 11.3 days. Throughout August, 1.34" (34mm) of precipitation is accumulated. In White Butte, during the entire year, the rain falls for 101.3 days and collects up to 14.25" (362mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day in White Butte, South Dakota, is 14h and 5min.
On the first day of August in White Butte, sunrise is at 5:33 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 7:28 pm MDT.

Sunshine

August has the most sunshine of the year in White Butte, with an average of 11.5h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in White Butte in August?

White Butte in August has an average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 61.9°F (16.6°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is estimated at 84.2°F (29°C).

What are the least humid months in White Butte?

August and September, with an average relative humidity of 51%, are the least humid months.

What is the average humidity in August in White Butte?

In August, the average relative humidity is 51%.

How many days does it rain in August in White Butte?

In White Butte, in August, it is raining for 11.3 days, with typically 1.34" (34mm) of accumulated precipitation.

When it does not snow in White Butte?

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

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

In August, the average day length in White Butte is 14h and 5min.

When is the sunrise / sunset in August in White Butte?

In August, on the first day of the month, sunrise is at 5:33 am and sunset at 8:18 pm. On the last day of the month, in White Butte, South Dakota, sunrise is at 6:10 am and sunset at 7:28 pm MDT.

What month has the most sunshine in White Butte?

With an average of 11.5h of sunshine, August has the most sunshine of the year.

How long on average sun shines in August in White Butte?

In White Butte, South Dakota, the average sunshine duration in August is 11.5h.

What is the month with the highest UV index in White Butte?

June through August, with an average maximum UV index of 6, are months with the highest UV index in White Butte, South Dakota.

What is the UV index reading in August in White Butte?

In August, the average daily maximum UV index in White Butte is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe 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
White Butte, SD

Average temperature in August - White Butte, SD
  • Average high temperature in August: 82.6°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.2°F).

  • Average low temperature in August: 61.9°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

Average pressure in August
White Butte, SD

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

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in August
White Butte, SD

Average wind speed in August - White Butte, SD
  • Average wind speed in August: 9.6mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

Average humidity in August
White Butte, SD

Average humidity in August - White Butte, SD
  • Average humidity in August: 51%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (51%).

Average rainfall in August
White Butte, SD

Average rainfall in August - White Butte, SD
  • Average rainfall in August: 1.34"

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in August
White Butte, SD

Average rainfall days in August - White Butte, SD
  • Average rainfall days in August: 11.3 days

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (2.9 days).

Average snowfall in August
White Butte, SD

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

The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
White Butte, SD

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

The month with the highest number of snowfall days is February (12.9 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 Butte, SD

Average daylight in August / Average sunshine in August - White Butte, SD
  • Average daylight in August: 14h and 1min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in August: 11h and 3min

The month with the most sunshine is August (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in August
White Butte, SD

Average sunshine days in August - White Butte, SD
  • Average sunshine days in August: 16.3 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.7 days).

Average UV index in August
White Butte, SD

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

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

Average cloud cover in August
White Butte, SD

Average cloud cover in August - White Butte, SD
  • Average cloud cover in August: 20

The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 20).

Average visibility in August
White Butte, SD

Average visibility in August - White Butte, 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 Butte, South Dakota, USA

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