August weather forecast
Deer Creek, IL

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Weather in August

The last month of the summer, August, is also a moderately hot month in Deer Creek, Illinois, with an average temperature fluctuating between 80.6°F (27°C) and 63.3°F (17.4°C).

Temperature

Deer Creek experiences a recorded average high-temperature of a still warm 80.6°F (27°C) in August, closely aligned with July's 81.1°F (27.3°C). Deer Creek experiences an average nighttime temperature of 63.3°F (17.4°C) in the month of August.

Heat index

August's average heat index is computed to be a hot 86°F (30°C). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.
Keep in mind the heat index values are meant for areas in shade and with light wind. 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', gauges the sensation of temperature factoring in the air's moisture content. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. 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 are particularly relevant to babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

The average relative humidity in August is 82%.

Rainfall

In August, the rain falls for 9.1 days. Throughout August, 0.67" (17mm) of precipitation is accumulated. In Deer Creek, during the entire year, the rain falls for 99.2 days and collects up to 8.43" (214mm) of precipitation.

Snowfall

May through September are months without snowfall in Deer Creek.

Daylight

In Deer Creek, the average length of the day in August is 13h and 44min.
On the first day of the month, sunrise is at 5:55 am and sunset at 8:12 pm. On the last day of August, sunrise is at 6:24 am and sunset at 7:30 pm CDT.

Sunshine

The average sunshine in August is 9.9h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 6 during August translates into these guidelines:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August in Deer Creek?

Deer Creek in August has an average high-temperature of 80.6°F (27°C) and an average low-temperature of 63.3°F (17.4°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is computed to be 86°F (30°C).

What is the average humidity in August?

In August, the average relative humidity is 82%.

How many days does it rain in August?

In Deer Creek, during August, the rain falls for 9.1 days and regularly aggregates up to 0.67" (17mm) of precipitation.

When it does not snow?

May through September are months without snowfall in Deer Creek.

What is the average length of the day in August?

The average day length in August is 13h and 44min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:55 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:30 pm CDT.

How many hours of sunshine does Deer Creek have in August?

In August, the average sunshine duration is 9.9h.

When is the highest UV index?

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

How high is the UV index in August?

In Deer Creek, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
Deer Creek, IL

Average temperature in August - Deer Creek, IL
  • Average high temperature in August: 80.6°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in August: 63.3°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (19°F).

Average pressure in August
Deer Creek, IL

Average pressure in August - Deer Creek, IL
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in August
Deer Creek, IL

Average wind speed in August - Deer Creek, IL
  • Average wind speed in August: 6.5mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in August
Deer Creek, IL

Average humidity in August - Deer Creek, IL
  • Average humidity in August: 82%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Deer Creek, IL

Average rainfall in August - Deer Creek, IL
  • Average rainfall in August: 0.67"

The wettest month (with the highest rainfall) is May (1.14").
The driest month (with the least rainfall) is December (0.43").

Average rainfall days in August
Deer Creek, IL

Average rainfall days in August - Deer Creek, IL
  • Average rainfall days in August: 9.1 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (3.6 days).

Average snowfall in August
Deer Creek, IL

Average snowfall in August - Deer Creek, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.02").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Deer Creek, IL

Average snowfall days in August - Deer Creek, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Deer Creek, IL

Average daylight in August / Average sunshine in August - Deer Creek, IL
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in August
Deer Creek, IL

Average sunshine days in August - Deer Creek, IL
  • Average sunshine days in August: 18.8 days

The month with the most sunshine days is January (23 days).
The month with the least sunshine days is May (14.7 days).

Average UV index in August
Deer Creek, IL

Average UV index in August - Deer Creek, 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, February, November and December (UV index 2).

Average cloud cover in August
Deer Creek, IL

Average cloud cover in August - Deer Creek, IL
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 31).

Average visibility in August
Deer Creek, IL

Average visibility in August - Deer Creek, IL
  • Average visibility in August: 5mi

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

Deer Creek, Illinois, USA

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