August weather forecastVilla Park, IL

August

Weather in August

August, the last month of the summer in Villa Park, is also a moderately hot month, with an average temperature fluctuating between 64.9°F (18.3°C) and 81.1°F (27.3°C).

Temperature

The beginning of August records an average high-temperature of a still moderately hot 81.1°F (27.3°C), marking a negligible difference from July's 82.2°F (27.9°C). Throughout the month of August, the average temperature dips to a refreshing 64.9°F (18.3°C) at night.

Heat index

For most parts of August, the heat index is estimated at a hot 86°F (30°C). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
Be advised, the heat index considers values for conditions in shade and with a light breeze. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', arises from combining readings of air temperature and relative moisture content. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. 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 Villa Park, the average relative humidity in August is 75%.

Rainfall

In Villa Park, during August, the rain falls for 16.1 days and regularly aggregates up to 2.68" (68mm) of precipitation. In Villa Park, during the entire year, the rain falls for 147.3 days and collects up to 23.86" (606mm) of precipitation.

Snowfall

In Villa Park, snow does not fall in June through September.

Daylight

In Villa Park, the average length of the day in August is 13h and 49min.
On the first day of August, sunrise is at 5:46 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:26 pm CDT.

Sunshine

The months with the most sunshine in Villa Park are July and August, with an average of 9.9h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In August, the maximum UV index of 6 transforms into these recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Jun 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Villa Park in August has an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 64.9°F (18.3°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 86°F (30°C).

In August, the average relative humidity is 75%.

In Villa Park, in August, it is raining for 16.1 days, with typically 2.68" (68mm) of accumulated precipitation.

June through September are months without snowfall.

The average day length in August is 13h and 49min.

On the first day of August in Villa Park, sunrise is at 5:46 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:26 pm CDT.

The months with the most sunshine are July and August, with an average of 9.9h of sunshine.

The average sunshine duration in August is 9.9h.

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

In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Villa Park, IL

  • Average high temperature in August: 81.1°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 (28.6°F).

  • Average low temperature in August: 64.9°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in August
Villa Park, IL

  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in August
Villa Park, IL

  • Average wind speed in August: 6.1mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity in August
Villa Park, IL

  • Average humidity in August: 75%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

Average rainfall in August
Villa Park, IL

  • Average rainfall in August: 2.68"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is December (1.14").

Average rainfall days in August
Villa Park, IL

  • Average rainfall days in August: 16.1 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (5.5 days).

Average snowfall in August
Villa Park, IL

  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.62").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Villa Park, IL

  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Villa Park, IL

  • Average daylight in August: 13h and 48min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 9h and 54min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in August
Villa Park, IL

  • Average sunshine days in August: 11.3 days

The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is July (10.2 days).

Average UV index in August
Villa Park, IL

  • 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 December (UV index 1).

Average cloud cover in August
Villa Park, IL

  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility in August
Villa Park, IL

  • Average visibility in August: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).