August weather forecast
Vetal, SD

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Weather in August

The last month of the summer, August, is also a moderately hot month in Vetal, South Dakota, with temperature in the range of an average low of 63.1°F (17.3°C) and an average high of 84.6°F (29.2°C).

Temperature

With the advent of August, Vetal's high-temperatures adjust to a warm 84.6°F (29.2°C), closely aligning with the preceding month. In August, the recorded average low-temperature is a comfortable 63.1°F (17.3°C).

Heat index

August's average heat index is appraised at a hot 87.8°F (31°C). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. 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 is 58%.

Rainfall

In Vetal, in August, it is raining for 12.1 days, with typically 1.65" (42mm) of accumulated precipitation. In Vetal, during the entire year, the rain falls for 109.2 days and collects up to 16.89" (429mm) of precipitation.

Snowfall

June through August are months without snowfall.

Daylight

In Vetal, the average length of the day in August is 13h and 54min.
On the first day of the month, sunrise is at 5:36 am and sunset at 8:06 pm. On the last day of August, sunrise is at 6:09 am and sunset at 7:21 pm MDT.

Sunshine

In August, the average sunshine is 10.8h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In August, a regular UV index of 6 translates into these guidelines:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

In August, the average high-temperature and low-temperature are 84.6°F (29.2°C) and 63.1°F (17.3°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in August in Vetal?

In August, the average relative humidity is 58%.

How much does it rain in August?

In Vetal, in August, during 12.1 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

When it does not snow?

June through August are months without snowfall.

Does it snow in August?

In Vetal, South Dakota, in August, it doesn't snow. In September, it regularly snows.

What is the average length of the day in August?

In Vetal, the average day length in August is 13h and 54min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 5:36 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 7:21 pm MDT.

How long on average sun shines in August?

In August, the average sunshine duration is 10.8h.

When is the highest UV index?

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

What is the UV index intensity in August?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high 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
Vetal, SD

Average temperature in August - Vetal, SD
  • Average high temperature in August: 84.6°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in August: 63.1°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 (18.5°F).

Average pressure in August
Vetal, SD

Average pressure in August - Vetal, SD
  • Average pressure in August: 29.91"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).

Average wind speed in August
Vetal, SD

Average wind speed in August - Vetal, SD
  • Average wind speed in August: 10.6mph

The windiest month (with the highest average wind speed) is April (13.1mph).
The calmest months (with the lowest average wind speed) are July and August (10.6mph).

Average humidity in August
Vetal, SD

Average humidity in August - Vetal, SD
  • Average humidity in August: 58%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is September (56%).

Average rainfall in August
Vetal, SD

Average rainfall in August - Vetal, SD
  • Average rainfall in August: 1.65"

The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in August
Vetal, SD

Average rainfall days in August - Vetal, SD
  • Average rainfall days in August: 12.1 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (2.4 days).

Average snowfall in August
Vetal, SD

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

The month with the highest snowfall is December (2.76").
The months with the least snowfall are June, July and August (0").

Average snowfall days in August
Vetal, SD

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

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in August / Average sunshine in August - Vetal, 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: 10h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

Average sunshine days in August
Vetal, SD

Average sunshine days in August - Vetal, SD
  • Average sunshine days in August: 14.1 days

The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is June (11.2 days).

Average UV index in August
Vetal, SD

Average UV index in August - Vetal, 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).

Average cloud cover in August
Vetal, SD

Average cloud cover in August - Vetal, SD
  • Average cloud cover in August: 21

The month with the most cloud cover is February (Cloud cover 44).
The months with the least cloud cover are July, August and September (Cloud cover 21).

Average visibility in August
Vetal, SD

Average visibility in August - Vetal, 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).

Vetal, South Dakota, USA

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