August weather forecast
Kennebec, SD

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Weather in August

The last month of the summer, August, is also a moderately hot month in Kennebec, South Dakota, with an average temperature ranging between max 85.8°F (29.9°C) and min 63.7°F (17.6°C).

Temperature

The average high-temperature during August is a warm 85.8°F (29.9°C), almost matching the conditions of the preceding month. Contrasting the daytime warmth, Kennebec's August nights cool down to an average of 63.7°F (17.6°C).

Heat index

The average heat index in August is computed to be a tropical 89.6°F (32°C). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.
Note that heat index values are valued for light wind and location in the shade. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.

Humidity

The average relative humidity in August in Kennebec, South Dakota, is 59%.

Rainfall

In Kennebec, South Dakota, in August, it is raining for 11 days, with typically 1.5" (38mm) of accumulated precipitation. In Kennebec, during the entire year, the rain falls for 107.6 days and collects up to 17.83" (453mm) of precipitation.

Snowfall

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

Daylight

In Kennebec, South Dakota, the average length of the day in August is 13h and 56min.
On the first day of the month, sunrise is at 6:28 am and sunset at 9:02 pm. On the last day of August, in Kennebec, sunrise is at 7:02 am and sunset at 8:16 pm CDT.

Sunshine

In Kennebec, the average sunshine in August is 11h.

UV index

The months with the highest UV index in Kennebec are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 6 during August morphs into the following directions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. 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. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Kennebec in August?

In August, in Kennebec, the average high-temperature is 85.8°F (29.9°C), and the average low-temperature is 63.7°F (17.6°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 89.6°F (32°C).

What is the average humidity in August in Kennebec?

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

How much does it rain in Kennebec in August?

In Kennebec, South Dakota, in August, during 11 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

When it does not snow in Kennebec?

May through September are months without snowfall in Kennebec.

How many hours of daylight does Kennebec have in August?

In August, the average day length in Kennebec, South Dakota, is 13h and 56min.

When is the sunrise / sunset in August in Kennebec?

In August, on the first day of the month, sunrise is at 6:28 am and sunset at 9:02 pm. On the last day of the month, in Kennebec, sunrise is at 7:02 am and sunset at 8:16 pm CDT.

How many hours of sunshine does Kennebec have in August?

The average sunshine duration in August is 11h.

When is the highest UV index in Kennebec?

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

How high is the UV index in August in Kennebec?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Kennebec, SD

Average temperature in August - Kennebec, 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
Kennebec, SD

Average pressure in August - Kennebec, 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
Kennebec, SD

Average wind speed in August - Kennebec, 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
Kennebec, SD

Average humidity in August - Kennebec, 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
Kennebec, SD

Average rainfall in August - Kennebec, 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
Kennebec, SD

Average rainfall days in August - Kennebec, 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
Kennebec, SD

Average snowfall in August - Kennebec, 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
Kennebec, SD

Average snowfall days in August - Kennebec, 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
Kennebec, SD

Average daylight in August / Average sunshine in August - Kennebec, 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
Kennebec, SD

Average sunshine days in August - Kennebec, 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
Kennebec, SD

Average UV index in August - Kennebec, 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
Kennebec, SD

Average cloud cover in August - Kennebec, 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
Kennebec, SD

Average visibility in August - Kennebec, 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).

Kennebec, South Dakota, USA

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