August weather forecast
Ozark, IL

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Weather in August

The last month of the summer, August, is also a hot month in Ozark, Illinois, with an average temperature fluctuating between 86.5°F (30.3°C) and 66.7°F (19.3°C).

Temperature

Ozark's weather, upon August's arrival, documents an average high-temperature of a still hot 86.5°F (30.3°C), nearly identical to the prior month. In the month of August, the average low-temperature in Ozark usually rests at a refreshing 66.7°F (19.3°C).

Heat index

August's mean heat index is calculated to be a fiery hot 98.6°F (37°C). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a metric representing the sensation of warmth when air temperature and moisture come together. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The average relative humidity in August in Ozark is 76%.

Rainfall

In Ozark, Illinois, during August, the rain falls for 11.9 days and regularly aggregates up to 1.3" (33mm) of precipitation. In Ozark, during the entire year, the rain falls for 118.3 days and collects up to 13.03" (331mm) of precipitation.

Snowfall

In Ozark, snow does not fall in April through October.

Daylight

In August, the average length of the day is 13h and 34min.
On the first day of August in Ozark, sunrise is at 5:59 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:25 pm CDT.

Sunshine

The average sunshine in August in Ozark is 10.3h.

UV index

The months with the highest UV index in Ozark are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
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Frequently asked questions

Is it hot in Ozark during August?

In August, the average high-temperature and low-temperature in Ozark are 86.5°F (30.3°C) and 66.7°F (19.3°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 98.6°F (37°C).

What is the average humidity in August in Ozark?

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

How many days does it rain in August in Ozark?

In Ozark, Illinois, during August, the rain falls for 11.9 days and regularly aggregates up to 1.3" (33mm) of precipitation.

When it does not snow in Ozark?

In Ozark, Illinois, snow does not fall in April through October.

What is the average length of the day in August in Ozark?

In Ozark, Illinois, the average day length in August is 13h and 34min.

When are sunrise and sunset in August in Ozark?

In August, on the first day of the month, sunrise is at 5:59 am and sunset at 8:02 pm. On the last day of the month, in Ozark, Illinois, sunrise is at 6:25 am and sunset at 7:25 pm CDT.

How many hours of sunshine does Ozark have in August?

In August, the average sunshine duration in Ozark is 10.3h.

What is the month with the highest UV index in Ozark?

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 Ozark?

The average daily maximum UV index in August in Ozark, Illinois, is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Ozark, IL

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

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in August: 66.7°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in August
Ozark, IL

Average pressure in August - Ozark, 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
Ozark, IL

Average wind speed in August - Ozark, IL
  • Average wind speed in August: 5.7mph

The windiest months (with the highest average wind speed) are January and February (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in August
Ozark, IL

Average humidity in August - Ozark, IL
  • Average humidity in August: 76%

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

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Average rainfall in August
Ozark, IL

Average rainfall in August - Ozark, IL
  • Average rainfall in August: 1.3"

The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is September (0.47").

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Average rainfall days in August
Ozark, IL

Average rainfall days in August - Ozark, IL
  • Average rainfall days in August: 11.9 days

The month with the highest number of rainy days is July (13.1 days).
The months with the least rainy days are January, February and December (7.3 days).

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Average snowfall in August
Ozark, IL

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

The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Ozark, IL

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

The month with the highest number of snowfall days is January (3.3 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
Ozark, IL

Average daylight in August / Average sunshine in August - Ozark, 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 2min

The months with the most sunshine are June and 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
Ozark, IL

Average sunshine days in August - Ozark, IL
  • Average sunshine days in August: 16.3 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is June (14.8 days).

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Average UV index in August
Ozark, IL

Average UV index in August - Ozark, 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
Ozark, IL

Average cloud cover in August - Ozark, IL
  • Average cloud cover in August: 30

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

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Average visibility in August
Ozark, IL

Average visibility in August - Ozark, 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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Ozark, Illinois, USA

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