August weather forecast
Mansfield, SD

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Weather in August

August, the last month of the summer in Mansfield, is also a moderately hot month, with an average temperature fluctuating between 61°F (16.1°C) and 83.1°F (28.4°C).

Temperature

The average high-temperature during August registers at a still warm 83.1°F (28.4°C), closely corresponding to the preceding month. Mansfield marks a considerable descent from the daytime apex, as the average temperature dips to a refreshing 61°F (16.1°C) at night throughout August.

Heat index

The heat index for August is estimated at a hot 86°F (30°C). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
Note that heat index values are valued for light wind and location in the shade. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. 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 months with the lowest humidity in Mansfield, South Dakota, are August and September, with an average relative humidity of 60%.

Rainfall

In Mansfield, South Dakota, in August, it is raining for 10.4 days, with typically 1.61" (41mm) of accumulated precipitation. In Mansfield, during the entire year, the rain falls for 97.2 days and collects up to 18.35" (466mm) of precipitation.

Snowfall

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

Daylight

In Mansfield, the average length of the day in August is 14h and 2min.
On the first day of August, sunrise is at 6:19 am and sunset at 9:01 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 8:12 pm CDT.

Sunshine

In August, the average sunshine is 10.7h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 6 translates into these guidelines:
Inhibit overexposure. Warding off sun damage is of utmost importance. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

Is it hot in Mansfield during August?

During August, Mansfield experiences an average high-temperature of 83.1°F (28.4°C) and a low-temperature of 61°F (16.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 86°F (30°C).

What is the least humid month in Mansfield?

August and September, with an average relative humidity of 60%, are the least humid months in Mansfield, South Dakota.

What is the average humidity in August in Mansfield?

In Mansfield, the average relative humidity in August is 60%.

How much does it rain in Mansfield in August?

In August, in Mansfield, South Dakota, the rain falls for 10.4 days. Throughout August, 1.61" (41mm) of precipitation is accumulated.

When it does not snow in Mansfield?

June through September are months without snowfall.

What is the average length of the day in August in Mansfield?

In Mansfield, the average day length in August is 14h and 2min.

When is the sunrise / sunset in August in Mansfield?

In August, on the first day of the month, sunrise is at 6:19 am and sunset at 9:01 pm. On the last day of the month, in Mansfield, sunrise is at 6:55 am and sunset at 8:12 pm CDT.

How many hours of sunshine does Mansfield have in August?

The average sunshine duration in August is 10.7h.

When is the highest UV index in Mansfield?

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

How high is the UV index in August in Mansfield?

In August, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes 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
Mansfield, SD

Average temperature in August - Mansfield, SD
  • Average high temperature in August: 83.1°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 (20.7°F).

  • Average low temperature in August: 61°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 (6.3°F).

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Average pressure in August
Mansfield, SD

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

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in August
Mansfield, SD

Average wind speed in August - Mansfield, SD
  • Average wind speed in August: 8.3mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in August
Mansfield, SD

Average humidity in August - Mansfield, SD
  • Average humidity in August: 60%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).

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Average rainfall in August
Mansfield, SD

Average rainfall in August - Mansfield, SD
  • Average rainfall in August: 1.61"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in August
Mansfield, SD

Average rainfall days in August - Mansfield, SD
  • Average rainfall days in August: 10.4 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).

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Average snowfall in August
Mansfield, SD

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

The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Mansfield, SD

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

The month with the highest number of snowfall days is January (13 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
Mansfield, SD

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in August
Mansfield, SD

Average sunshine days in August - Mansfield, SD
  • Average sunshine days in August: 18.2 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).

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Average UV index in August
Mansfield, SD

Average UV index in August - Mansfield, SD
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).

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Average cloud cover in August
Mansfield, SD

Average cloud cover in August - Mansfield, SD
  • Average cloud cover in August: 23

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).

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Average visibility in August
Mansfield, SD

Average visibility in August - Mansfield, 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).

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Mansfield, South Dakota, USA

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