August weather forecast
Okaton, SD

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Weather in August

August, the last month of the summer in Okaton, is another tropical month, with an average temperature varying between 87.1°F (30.6°C) and 66.9°F (19.4°C).

Temperature

Okaton's August average high-temperature settles at a still hot 87.1°F (30.6°C), showing a near match with the preceding month. The low-temperature average for Okaton during August stands at a refreshing 66.9°F (19.4°C).

Heat index

For August, the heat index is calculated to be a hot 89.6°F (32°C). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.
Realize that the values for the heat index are set for shaded places and light winds. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', gauges the sensation of temperature factoring in the air's moisture content. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

The average relative humidity in August in Okaton is 48%.

Rainfall

In Okaton, South Dakota, during August, the rain falls for 10.8 days and regularly aggregates up to 1.18" (30mm) of precipitation. Throughout the year, in Okaton, there are 95.3 rainfall days, and 13.74" (349mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in August is 13h and 56min.
On the first day of the month, sunrise is at 6:32 am and sunset at 9:06 pm. On the last day of August, in Okaton, South Dakota, sunrise is at 7:06 am and sunset at 8:20 pm CDT.

Sunshine

August has the most sunshine of the year in Okaton, South Dakota, with an average of 11.7h of sunshine.

UV index

The average daily maximum UV index in August in Okaton is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 6 in August, converts into the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

Is it hot in Okaton during August?

During August, Okaton experiences an average high-temperature of 87.1°F (30.6°C) and a low-temperature of 66.9°F (19.4°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 89.6°F (32°C).

What is the average humidity in August in Okaton?

In August, the average relative humidity in Okaton is 48%.

How many days does it rain in August in Okaton?

In August, in Okaton, the rain falls for 10.8 days. Throughout August, 1.18" (30mm) of precipitation is accumulated.

When it does not snow in Okaton?

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

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

The average day length in August in Okaton, South Dakota, is 13h and 56min.

What time are sunrise and sunset in August in Okaton?

In August, on the first day of the month, sunrise is at 6:32 am and sunset at 9:06 pm. On the last day of the month, in Okaton, sunrise is at 7:06 am and sunset at 8:20 pm CDT.

What month has the most sunshine in Okaton?

The month with the most sunshine is August, with an average of 11.7h of sunshine.

How many hours of sunshine does Okaton have in August?

In Okaton, the average sunshine duration in August is 11.7h.

What is the UV index reading in August in Okaton?

In Okaton, South Dakota, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
Okaton, SD

Average temperature in August - Okaton, SD
  • Average high temperature in August: 87.1°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in August: 66.9°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

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Average pressure in August
Okaton, SD

Average pressure in August - Okaton, SD
  • Average pressure in August: 29.9"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in August
Okaton, SD

Average wind speed in August - Okaton, SD
  • Average wind speed in August: 10.2mph

The windiest month (with the highest average wind speed) is April (12.1mph).
The calmest month (with the lowest average wind speed) is February (10.1mph).

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Average humidity in August
Okaton, SD

Average humidity in August - Okaton, SD
  • Average humidity in August: 48%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is September (47%).

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Average rainfall in August
Okaton, SD

Average rainfall in August - Okaton, SD
  • Average rainfall in August: 1.18"

The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is January (0.39").

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Average rainfall days in August
Okaton, SD

Average rainfall days in August - Okaton, SD
  • Average rainfall days in August: 10.8 days

The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is February (2.6 days).

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Average snowfall in August
Okaton, SD

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

The month with the highest snowfall is February (3.15").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Okaton, SD

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

The month with the highest number of snowfall days is February (8.9 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
Okaton, SD

Average daylight in August / Average sunshine in August - Okaton, 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 4min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The months with the least sunshine are January and February (Average sunshine: 5h and 12min).

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Average sunshine days in August
Okaton, SD

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

The month with the most sunshine days is December (21.1 days).
The months with the least sunshine days are April and June (14.1 days).

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Average UV index in August
Okaton, SD

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

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Okaton, SD

Average cloud cover in August - Okaton, SD
  • Average cloud cover in August: 18

The month with the most cloud cover is January (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 18).

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Average visibility in August
Okaton, SD

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

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