August weather forecast
Canton, SD

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Weather in August

Riding on the coattails of July, August weather in Canton experiences only slight changes in temperature. Even though still summer, the city starts feeling the initial signs of autumn as daylight hours begin to reduce. Despite the humid conditions, a refreshing wind speed of 8mph (12.9km/h) cools down overheated summers. A generous 9.9 hours of sunshine, compared to July's 10.7, continues to lighten up outdoor activities. The anticipation of fall is in the air as the month's period closes.

Temperature

August's average high-temperature in Canton is a still warm 81.1°F (27.3°C), maintaining a close comparison with July's 82.9°F (28.3°C). Canton observes an average nighttime low-temperature of 60.3°F (15.7°C) during the month of August.

Heat index

During August, the heat index is calculated to be a hot 86°F (30°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
The heat index's values are generally associated with conditions in shade and light breezes. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'apparent temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

The average relative humidity in August is 74%.

Rainfall

In Canton, in August, during 13.2 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. In Canton, during the entire year, the rain falls for 119.2 days and collects up to 21.73" (552mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August in Canton is 13h and 54min.
On the first day of August, sunrise is at 6:17 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 8:02 pm CDT.

Sunshine

In August, the average sunshine is 9.9h.

UV index

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 5 during August translates into the following directions:
Be vigilant - A duty to shield skin and eyes from injury exists. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

What is the average August temperature in Canton?

In Canton, 81.1°F (27.3°C) is the average high-temperature and 60.3°F (15.7°C) is the average low-temperature during August. 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 calculated to be 86°F (30°C).

What is the average humidity in August in Canton?

The average relative humidity in August in Canton is 74%.

How much does it rain in Canton in August?

In Canton, in August, it is raining for 13.2 days, with typically 2.28" (58mm) of accumulated precipitation.

When it does not snow in Canton?

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

How many hours of daylight does Canton have in August?

The average day length in August is 13h and 54min.

When are sunrise and sunset in August in Canton?

In August, on the first day of the month, sunrise is at 6:17 am and sunset at 8:48 pm. On the last day of the month, in Canton, South Dakota, sunrise is at 6:50 am and sunset at 8:02 pm CDT.

How long on average sun shines in August in Canton?

The average sunshine duration in August in Canton is 9.9h.

What is the UV index reading in August in Canton?

In Canton, South Dakota, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate 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
Canton, SD

Average temperature in August - Canton, SD
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (24.1°F).

  • Average low temperature in August: 60.3°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).

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Average pressure in August
Canton, SD

Average pressure in August - Canton, SD
  • Average pressure in August: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in August
Canton, SD

Average wind speed in August - Canton, SD
  • Average wind speed in August: 8mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

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Average humidity in August
Canton, SD

Average humidity in August - Canton, SD
  • Average humidity in August: 74%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (66%).

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Average rainfall in August
Canton, SD

Average rainfall in August - Canton, SD
  • Average rainfall in August: 2.28"

The wettest month (with the highest rainfall) is June (3.35").
The driest months (with the least rainfall) are January, February and November (0.67").

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Average rainfall days in August
Canton, SD

Average rainfall days in August - Canton, SD
  • Average rainfall days in August: 13.2 days

The month with the highest number of rainy days is June (17.7 days).
The month with the least rainy days is January (3.3 days).

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Average snowfall in August
Canton, SD

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

The month with the highest snowfall is February (3.54").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Canton, SD

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

The month with the highest number of snowfall days is December (9.9 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
Canton, SD

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in August
Canton, SD

Average sunshine days in August - Canton, SD
  • Average sunshine days in August: 15.1 days

The month with the most sunshine days is November (21 days).
The month with the least sunshine days is June (10.2 days).

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Average UV index in August
Canton, SD

Average UV index in August - Canton, SD
  • Average UV index in August: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in August
Canton, SD

Average cloud cover in August - Canton, SD
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in August
Canton, SD

Average visibility in August - Canton, 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).

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Canton, South Dakota, USA

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