August weather forecast
Carbon Cliff, IL

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Weather in August

The last month of the summer, August, is another warm month in Carbon Cliff, Illinois, with an average temperature ranging between max 80.6°F (27°C) and min 62.4°F (16.9°C).

Temperature

The average high-temperature in August, at a still moderately hot 80.6°F (27°C), reveals a modest deviation from July's 81.7°F (27.6°C). During the month of August, the nighttime temperature falls to an average of 62.4°F (16.9°C).

Heat index

The heat index value for August is estimated at a tropical 86°F (30°C). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. 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. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. 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 Carbon Cliff, the average relative humidity in August is 80%.

Rainfall

In Carbon Cliff, in August, during 10.7 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. In Carbon Cliff, during the entire year, the rain falls for 99.4 days and collects up to 9.57" (243mm) of precipitation.

Snowfall

May through August are months without snowfall.

Daylight

In August, the average length of the day is 13h and 47min.
On the first day of August, sunrise is at 5:57 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:35 pm CDT.

Sunshine

The average sunshine in August is 9.9h.

UV index

In Carbon Cliff, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index, 5 during August, leads to the following recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

Carbon Cliff in August has an average high-temperature of 80.6°F (27°C) and an average low-temperature of 62.4°F (16.9°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 86°F (30°C).

What is the average humidity in August?

In August, the average relative humidity is 80%.

How many days does it rain in August in Carbon Cliff?

In Carbon Cliff, during August, the rain falls for 10.7 days and regularly aggregates up to 0.71" (18mm) of precipitation.

When it does not snow?

In Carbon Cliff, snow does not fall in May through August.

Does it snow in August?

In Carbon Cliff, in August, it doesn't snow. In September, it regularly snows.

How many hours of daylight does Carbon Cliff have in August?

In August, the average day length is 13h and 47min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:57 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:35 pm CDT.

How many hours of sunshine does Carbon Cliff have in August?

In August, the average sunshine duration is 9.9h.

What is the UV index reading in August in Carbon Cliff?

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's 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
Carbon Cliff, IL

Average temperature in August - Carbon Cliff, IL
  • Average high temperature in August: 80.6°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in August: 62.4°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

Average pressure in August
Carbon Cliff, IL

Average pressure in August - Carbon Cliff, IL
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in August
Carbon Cliff, IL

Average wind speed in August - Carbon Cliff, IL
  • Average wind speed in August: 6.7mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in August
Carbon Cliff, IL

Average humidity in August - Carbon Cliff, IL
  • Average humidity in August: 80%

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Carbon Cliff, IL

Average rainfall in August - Carbon Cliff, IL
  • Average rainfall in August: 0.71"

The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.35").

Average rainfall days in August
Carbon Cliff, IL

Average rainfall days in August - Carbon Cliff, IL
  • Average rainfall days in August: 10.7 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (3.2 days).

Average snowfall in August
Carbon Cliff, IL

Average snowfall in August - Carbon Cliff, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July and August (0").

Average snowfall days in August
Carbon Cliff, IL

Average snowfall days in August - Carbon Cliff, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

Average daylight in August /
Average sunshine in August
Carbon Cliff, IL

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

The month with the longest days is June (Average daylight: 15h and 6min).
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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in August
Carbon Cliff, IL

Average sunshine days in August - Carbon Cliff, IL
  • Average sunshine days in August: 17.4 days

The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is June (14.4 days).

Average UV index in August
Carbon Cliff, IL

Average UV index in August - Carbon Cliff, IL
  • Average UV index in August: 5

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

Average cloud cover in August
Carbon Cliff, IL

Average cloud cover in August - Carbon Cliff, IL
  • Average cloud cover in August: 30

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in August
Carbon Cliff, IL

Average visibility in August - Carbon Cliff, IL
  • 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).

Carbon Cliff, Illinois, USA

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