August weather forecast
Winfred, SD

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Weather in August

August, the last month of the summer in Winfred, is also a moderately hot month, with temperature in the range of an average low of 59.4°F (15.2°C) and an average high of 81°F (27.2°C).

Temperature

The shift into August records an average high-temperature of a still moderately hot 81°F (27.2°C), subtly varied from July's 82.2°F (27.9°C). Winfred encounters a significant temperature differential, with an average low-temperature of 59.4°F (15.2°C) during August nights.

Heat index

August's average heat index is appraised at 84.2°F (29°C). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.
Heat index determinations are made taking into account the shade and light air movements. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', evaluates the perceived heat by adding the effect of moisture in the air. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

In August, the average relative humidity is 71%.

Rainfall

In August, in Winfred, the rain falls for 12.3 days. Throughout August, 2.2" (56mm) of precipitation is accumulated. In Winfred, during the entire year, the rain falls for 111.2 days and collects up to 21.14" (537mm) of precipitation.

Snowfall

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

Daylight

In Winfred, the average length of the day in August is 13h and 57min.
On the first day of the month, sunrise is at 6:18 am and sunset at 8:52 pm. On the last day of August, sunrise is at 6:52 am and sunset at 8:06 pm CDT.

Sunshine

In Winfred, South Dakota, the average sunshine in August is 10h.

UV index

The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 5 in August translates into these instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What is the usual temperature for Winfred in August?

In Winfred, 81°F (27.2°C) is the average high-temperature and 59.4°F (15.2°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 84.2°F (29°C).

What is the average humidity in August in Winfred?

In Winfred, the average relative humidity in August is 71%.

How many days does it rain in August in Winfred?

In Winfred, South Dakota, in August, it is raining for 12.3 days, with typically 2.2" (56mm) of accumulated precipitation.

When it does not snow in Winfred?

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

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

The average day length in August in Winfred, South Dakota, is 13h and 57min.

When are sunrise and sunset in August in Winfred?

In August, on the first day of the month, sunrise is at 6:18 am and sunset at 8:52 pm. On the last day of the month, in Winfred, South Dakota, sunrise is at 6:52 am and sunset at 8:06 pm CDT.

How long on average sun shines in August in Winfred?

In Winfred, the average sunshine duration in August is 10h.

How high is the UV index in August in Winfred?

The average daily maximum UV index in August in Winfred is 5. A UV Index reading of 3 to 5 represents a medium health risk from 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
Winfred, SD

Average temperature in August - Winfred, SD
  • Average high temperature in August: 81°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (22.3°F).

  • Average low temperature in August: 59.4°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).

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Average pressure in August
Winfred, SD

Average pressure in August - Winfred, SD
  • Average pressure in August: 29.93"Hg

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

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Average wind speed in August
Winfred, SD

Average wind speed in August - Winfred, SD
  • Average wind speed in August: 8.6mph

The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (8.6mph).

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Average humidity in August
Winfred, SD

Average humidity in August - Winfred, SD
  • Average humidity in August: 71%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in August
Winfred, SD

Average rainfall in August - Winfred, SD
  • Average rainfall in August: 2.2"

The wettest month (with the highest rainfall) is June (3.23").
The driest month (with the least rainfall) is November (0.59").

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Average rainfall days in August
Winfred, SD

Average rainfall days in August - Winfred, SD
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is June (18.7 days).
The month with the least rainy days is January (1.6 days).

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Average snowfall in August
Winfred, SD

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

The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Winfred, SD

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

The month with the highest number of snowfall days is January (11.3 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
Winfred, SD

Average daylight in August / Average sunshine in August - Winfred, 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: 10h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in August
Winfred, SD

Average sunshine days in August - Winfred, SD
  • Average sunshine days in August: 16.3 days

The month with the most sunshine days is November (22.4 days).
The month with the least sunshine days is June (9.5 days).

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Average UV index in August
Winfred, SD

Average UV index in August - Winfred, 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 and December (UV index 1).

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Average cloud cover in August
Winfred, SD

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

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in August
Winfred, SD

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

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