August weather forecast
Virgil, SD

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Weather in August

August, the last month of the summer in Virgil, is also a moderately hot month, with temperature in the range of an average low of 61.3°F (16.3°C) and an average high of 84.2°F (29°C).

Temperature

The onset of August marks an average high-temperature of a still warm 84.2°F (29°C), hardly differing from July's 85.6°F (29.8°C). Virgil sees a large disparity in day to night temperatures in August, with the night temperature dropping to an average of 61.3°F (16.3°C).

Heat index

For most parts of August, the heat index is appraised at a tropical 89.6°F (32°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.
Research indicates the heat index considers values in shaded locales and with light winds. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.

Humidity

The average relative humidity in August in Virgil is 63%.

Rainfall

In Virgil, in August, it is raining for 11.6 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, there are 101.8 rainfall days, and 18.19" (462mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in August in Virgil is 13h and 58min.
On the first day of August, sunrise is at 6:22 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 8:11 pm CDT.

Sunshine

The average sunshine in August is 10.8h.

UV index

The months with the highest UV index in Virgil are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: A maximum high daily UV index of 6 during August translates into the following directions:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Virgil in August?

In Virgil, in August, the average high-temperature is 84.2°F (29°C), and the average low-temperature is 61.3°F (16.3°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is appraised at 89.6°F (32°C).

What is the average humidity in August in Virgil?

In Virgil, the average relative humidity in August is 63%.

How much does it rain in Virgil in August?

In Virgil, in August, it is raining for 11.6 days, with typically 1.97" (50mm) of accumulated precipitation.

When it does not snow in Virgil?

May through September are months without snowfall in Virgil.

How many hours of daylight does Virgil have in August?

In Virgil, the average day length in August is 13h and 58min.

What time are sunrise and sunset in August in Virgil?

In August, on the first day of the month, sunrise is at 6:22 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 8:11 pm CDT.

How long on average sun shines in August in Virgil?

In Virgil, the average sunshine duration in August is 10.8h.

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

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

What is the UV index intensity in August in Virgil?

In Virgil, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
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
Virgil, SD

Average temperature in August - Virgil, SD
  • Average high temperature in August: 84.2°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (23.2°F).

  • Average low temperature in August: 61.3°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (8.2°F).

Average pressure in August
Virgil, SD

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

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in August
Virgil, SD

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

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (8.6mph).

Average humidity in August
Virgil, SD

Average humidity in August - Virgil, SD
  • Average humidity in August: 63%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is September (62%).

Average rainfall in August
Virgil, SD

Average rainfall in August - Virgil, SD
  • Average rainfall in August: 1.97"

The wettest month (with the highest rainfall) is June (2.8").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in August
Virgil, SD

Average rainfall days in August - Virgil, SD
  • Average rainfall days in August: 11.6 days

The month with the highest number of rainy days is June (15.2 days).
The month with the least rainy days is February (1.8 days).

Average snowfall in August
Virgil, SD

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

The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Virgil, SD

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

The month with the highest number of snowfall days is December (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • 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: 4h and 12min).

Average sunshine days in August
Virgil, SD

Average sunshine days in August - Virgil, SD
  • Average sunshine days in August: 15.8 days

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is June (12.3 days).

Average UV index in August
Virgil, SD

Average UV index in August - Virgil, 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 and November (UV index 1).

Average cloud cover in August
Virgil, SD

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

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 22).

Average visibility in August
Virgil, SD

Average visibility in August - Virgil, 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).

Virgil, South Dakota, USA

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