August weather forecast
Carpentersville, IL

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Weather in August

August, the last month of the summer in Carpentersville, is also a moderately hot month, with an average temperature ranging between min 62.1°F (16.7°C) and max 78.6°F (25.9°C).

Temperature

Carpentersville notes an average high-temperature of a still moderately hot 78.6°F (25.9°C) in August, displaying minor variation from July. An average low-temperature of 62.1°F (16.7°C) is observed during August nights.

Humidity

In Carpentersville, the average relative humidity in August is 82%.

Rainfall

The months with the most rainfall are April and August, with an average 1.89" (48mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August is 13h and 50min.
On the first day of August, sunrise is at 5:47 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 7:27 pm CDT.

Sunshine

In August, the average sunshine in Carpentersville is 9.9h.

UV index

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 5 suggests these recommendations:
Guard yourself - Avoiding sunburn is suggested. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Jun 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

The high-temperature during August is 78.6°F (25.9°C) and the low-temperature is 62.1°F (16.7°C).

What is the average humidity in August?

In August, the average relative humidity is 82%.

What is the rainiest month?

The months with the most rainfall are April and August, with an average 1.89" (48mm) of precipitation.

How much does it rain in August?

In Carpentersville, in August, during 15.8 rainfall days, 1.89" (48mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in August?

The average day length in August is 13h and 50min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:47 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 7:27 pm CDT.

How many hours of sunshine does Carpentersville have in August?

In Carpentersville, the average sunshine duration in August is 9.9h.

What is the UV index intensity in August?

In Carpentersville, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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
Carpentersville, IL

Average temperature in August - Carpentersville, IL
  • Average high temperature in August: 78.6°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in August: 62.1°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

Average pressure in August
Carpentersville, IL

Average pressure in August - Carpentersville, 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
Carpentersville, IL

Average wind speed in August - Carpentersville, IL
  • Average wind speed in August: 6.1mph

The windiest months (with the highest average wind speed) are January and February (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity in August
Carpentersville, IL

Average humidity in August - Carpentersville, IL
  • Average humidity in August: 82%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are April and October (76%).

Average rainfall in August
Carpentersville, IL

Average rainfall in August - Carpentersville, IL
  • Average rainfall in August: 1.89"

The wettest months (with the highest rainfall) are April and August (1.89").
The driest month (with the least rainfall) is December (0.67").

Average rainfall days in August
Carpentersville, IL

Average rainfall days in August - Carpentersville, IL
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (4.1 days).

Average snowfall in August
Carpentersville, IL

Average snowfall in August - Carpentersville, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.01").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Carpentersville, IL

Average snowfall days in August - Carpentersville, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Carpentersville, IL

Average daylight in August / Average sunshine in August - Carpentersville, IL
  • Average daylight in August: 13h and 5min

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 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in August
Carpentersville, IL

Average sunshine days in August - Carpentersville, IL
  • Average sunshine days in August: 11.2 days

The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in August
Carpentersville, IL

Average UV index in August - Carpentersville, IL
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in August
Carpentersville, IL

Average cloud cover in August - Carpentersville, IL
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July, August and September (Cloud cover 32).

Average visibility in August
Carpentersville, IL

Average visibility in August - Carpentersville, IL
  • 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).

Carpentersville, Illinois, USA

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