August weather forecast
Springfield, SD

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Weather in August

August in Springfield, South Dakota, experiences a slight dip in temperatures from the preceding fiery July, with a comparative moderation in heat. Dusk falls earlier than in July, casting longer shadows as August advances closer to the equinox. Rain showers continue to descend at moderate levels, providing momentary relief from the lingering summer heat. With the progression of the month, signs of the impending autumn emerge as days continue to shorten. By the time September arrives, the mercury starts to descend consistently, signifying summer's departure.

Temperature

Shifting into August, Springfield records an average high-temperature of a warm 85.1°F (29.5°C), presenting minor fluctuations compared to the previous month. Springfield records a pronounced decline from the day's peak to an average nighttime low-temperature of 62.8°F (17.1°C) throughout August.

Heat index

The heat index value for August is calculated to be a hot 91.4°F (33°C). Heightened precautions are necessary, heat cramps and heat exhaustion are potential risks. Continuous activity could lead to heatstroke.
Research indicates the heat index considers values in shaded locales and with light winds. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', evaluates the perceived heat by adding the effect of moisture in the air. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In August, the average relative humidity in Springfield, South Dakota, is 65%.

Rainfall

In Springfield, in August, during 11.3 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. In Springfield, South Dakota, during the entire year, the rain falls for 104.1 days and collects up to 14.29" (363mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day in Springfield is 13h and 52min.
On the first day of August in Springfield, South Dakota, sunrise is at 6:23 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 8:07 pm CDT.

Sunshine

In August, the average sunshine is 10.5h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Springfield, South Dakota. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

How hot does it get in Springfield in August?

The high-temperature, in August, in Springfield, is 85.1°F (29.5°C), while the low-temperature averages to 62.8°F (17.1°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in August is calculated to be 91.4°F (33°C).

What is the average humidity in August in Springfield?

In August, the average relative humidity is 65%.

How many days does it rain in August in Springfield?

In August, in Springfield, South Dakota, the rain falls for 11.3 days. Throughout August, 1.46" (37mm) of precipitation is accumulated.

When it does not snow in Springfield?

May through September are months without snowfall.

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

In August, the average day length in Springfield, South Dakota, is 13h and 52min.

What time are sunrise and sunset in August in Springfield?

On the first day of August in Springfield, South Dakota, sunrise is at 6:23 am and sunset at 8:52 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 8:07 pm CDT.

How many hours of sunshine does Springfield have in August?

The average sunshine duration in August in Springfield is 10.5h.

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

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

What is the UV index intensity in August in Springfield?

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

Average temperature in August - Springfield, SD
  • Average high temperature in August: 85.1°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in August: 62.8°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (13.6°F).

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Average pressure in August
Springfield, SD

Average pressure in August - Springfield, SD
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in August
Springfield, SD

Average wind speed in August - Springfield, SD
  • Average wind speed in August: 8.5mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (8.3mph).

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Average humidity in August
Springfield, SD

Average humidity in August - Springfield, SD
  • Average humidity in August: 65%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (62%).

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Average rainfall in August
Springfield, SD

Average rainfall in August - Springfield, SD
  • Average rainfall in August: 1.46"

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is February (0.31").

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Average rainfall days in August
Springfield, SD

Average rainfall days in August - Springfield, SD
  • Average rainfall days in August: 11.3 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (2.9 days).

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Average snowfall in August
Springfield, SD

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

The months with the highest snowfall are January and March (1.93").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Springfield, SD

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

The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Springfield, 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 6min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days in August
Springfield, SD

Average sunshine days in August - Springfield, SD
  • Average sunshine days in August: 16.7 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in August
Springfield, SD

Average UV index in August - Springfield, 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, November and December (UV index 2).

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Average cloud cover in August
Springfield, SD

Average cloud cover in August - Springfield, SD
  • Average cloud cover in August: 24

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 23).

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Average visibility in August
Springfield, SD

Average visibility in August - Springfield, 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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Springfield, South Dakota, USA

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