August weather forecast
Academy, SD

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Weather in August

The last month of the summer, August, is another warm month in Academy, South Dakota, with an average temperature varying between 63.7°F (17.6°C) and 85.8°F (29.9°C).

Temperature

August's commencement is accompanied by an average high-temperature of a warm 85.8°F (29.9°C), diverging marginally from July's 88°F (31.1°C). The significant decline in Academy's temperature, from day to night, averages of 63.7°F (17.6°C) in August.

Heat index

The average heat index in August is estimated at a hot 89.6°F (32°C). Constant activity during exposure could result in a state of weariness and possibly heat cramps.
Keep in mind the heat index values are meant for areas in shade and with light wind. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.

Humidity

In Academy, the average relative humidity in August is 59%.

Rainfall

In Academy, in August, during 11 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, there are 107.6 rainfall days, and 17.83" (453mm) of precipitation is accumulated.

Snowfall

In Academy, snow does not fall in May through September.

Daylight

The average length of the day in August is 13h and 55min.
On the first day of the month, sunrise is at 6:26 am and sunset at 8:58 pm. On the last day of August, sunrise is at 7:00 am and sunset at 8:12 pm CDT.

Sunshine

The average sunshine in August is 11h.

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 health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In August, the maximum UV index of 6 suggests this advice:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

The high-temperature, in August, in Academy, records 85.8°F (29.9°C), while the low-temperature is 63.7°F (17.6°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 89.6°F (32°C).

What is the average humidity in August?

In Academy, the average relative humidity in August is 59%.

How much does it rain in August?

In Academy, South Dakota, in August, it is raining for 11 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow?

May through September are months without snowfall.

What is the average length of the day in August?

The average day length in August is 13h and 55min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:26 am and sunset at 8:58 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 8:12 pm CDT.

How many hours of sunshine does Academy have in August?

In Academy, the average sunshine duration in August is 11h.

What is the month with the highest UV index in Academy?

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

What is the UV index intensity in August?

In Academy, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Academy, SD

Average temperature in August - Academy, SD
  • Average high temperature in August: 85.8°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in August: 63.7°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

Average pressure in August
Academy, SD

Average pressure in August - Academy, SD
  • Average pressure in August: 29.91"Hg

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

Average wind speed in August
Academy, SD

Average wind speed in August - Academy, SD
  • Average wind speed in August: 9.1mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is August (9.1mph).

Average humidity in August
Academy, SD

Average humidity in August - Academy, SD
  • Average humidity in August: 59%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is September (58%).

Average rainfall in August
Academy, SD

Average rainfall in August - Academy, SD
  • Average rainfall in August: 1.5"

The wettest month (with the highest rainfall) is June (3.03").
The driest month (with the least rainfall) is November (0.55").

Average rainfall days in August
Academy, SD

Average rainfall days in August - Academy, SD
  • Average rainfall days in August: 11 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in August
Academy, SD

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

The month with the highest snowfall is February (3.66").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Academy, SD

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

The months with the highest number of snowfall days are January and February (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in August: 11h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in August
Academy, SD

Average sunshine days in August - Academy, SD
  • Average sunshine days in August: 17.2 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is April (11.8 days).

Average UV index in August
Academy, SD

Average UV index in August - Academy, 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 February (UV index 1).

Average cloud cover in August
Academy, SD

Average cloud cover in August - Academy, SD
  • Average cloud cover in August: 20

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in August
Academy, SD

Average visibility in August - Academy, 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).

Academy, South Dakota, USA

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