August weather forecast
Wolf Lake, IL

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Weather in August

The last month of the summer, August, is another hot month in Wolf Lake, Illinois, with temperature in the range of an average high of 86.5°F (30.3°C) and an average low of 66.7°F (19.3°C).

Temperature

Wolf Lake sees the arrival of August with an average high-temperature of a still tropical 86.5°F (30.3°C), indicating a subtle variation from July. The nighttime temperature, during August, averages of 66.7°F (19.3°C).

Heat index

For August, the heat index is estimated at a fiery hot 98.6°F (37°C). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.
It is important to note that the heat index values are for shaded areas and light wind scenarios. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and 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 especially crucial for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In August, the average relative humidity in Wolf Lake is 76%.

Rainfall

In Wolf Lake, in August, it is raining for 14.8 days, with typically 2.44" (62mm) of accumulated precipitation. Throughout the year, in Wolf Lake, there are 143 rainfall days, and 27.44" (697mm) of precipitation is accumulated.

Snowfall

In Wolf Lake, snow does not fall in May through September.

Daylight

In August, the average length of the day is 13h and 34min.
On the first day of the month, sunrise is at 6:02 am and sunset at 8:05 pm. On the last day of August, in Wolf Lake, sunrise is at 6:27 am and sunset at 7:27 pm CDT.

Sunshine

The average sunshine in August in Wolf Lake is 10.2h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A typical high UV index of 6 in August suggests the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

Is it hot in Wolf Lake during August?

Wolf Lake in August has an average high-temperature of 86.5°F (30.3°C) and an average low-temperature of 66.7°F (19.3°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 98.6°F (37°C).

What is the average humidity in August in Wolf Lake?

In Wolf Lake, Illinois, the average relative humidity in August is 76%.

How many days does it rain in August in Wolf Lake?

In Wolf Lake, Illinois, in August, during 14.8 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

When it does not snow in Wolf Lake?

May through September are months without snowfall in Wolf Lake.

How many hours of daylight does Wolf Lake have in August?

In Wolf Lake, the average day length in August is 13h and 34min.

When is the sunrise / sunset in August in Wolf Lake?

In August, on the first day of the month, sunrise is at 6:02 am and sunset at 8:05 pm. On the last day of the month, in Wolf Lake, sunrise is at 6:27 am and sunset at 7:27 pm CDT.

How many hours of sunshine does Wolf Lake have in August?

In August, the average sunshine duration is 10.2h.

What are the months with the highest UV index in Wolf Lake?

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

How high is the UV index in August in Wolf Lake?

In August, the average daily maximum UV index in Wolf Lake, Illinois, is 6. A UV Index reading of 6 to 7 represents a high health threat 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
Wolf Lake, IL

Average temperature in August - Wolf Lake, IL
  • Average high temperature in August: 86.5°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in August: 66.7°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

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Average pressure in August
Wolf Lake, IL

Average pressure in August - Wolf Lake, IL
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Wolf Lake, IL

Average wind speed in August - Wolf Lake, IL
  • Average wind speed in August: 5.6mph

The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in August
Wolf Lake, IL

Average humidity in August - Wolf Lake, IL
  • Average humidity in August: 76%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Wolf Lake, IL

Average rainfall in August - Wolf Lake, IL
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is April (3.31").
The driest month (with the least rainfall) is September (1.3").

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Average rainfall days in August
Wolf Lake, IL

Average rainfall days in August - Wolf Lake, IL
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is January (8.4 days).

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Average snowfall in August
Wolf Lake, IL

Average snowfall in August - Wolf Lake, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Wolf Lake, IL

Average snowfall days in August - Wolf Lake, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Wolf Lake, IL

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

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Average sunshine days in August
Wolf Lake, IL

Average sunshine days in August - Wolf Lake, IL
  • Average sunshine days in August: 13.8 days

The month with the most sunshine days is October (21 days).
The month with the least sunshine days is July (12.8 days).

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Average UV index in August
Wolf Lake, IL

Average UV index in August - Wolf Lake, IL
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in August
Wolf Lake, IL

Average cloud cover in August - Wolf Lake, IL
  • Average cloud cover in August: 29

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 28).

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Average visibility in August
Wolf Lake, IL

Average visibility in August - Wolf Lake, 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).

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Wolf Lake, Illinois, USA

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