August weather forecast
Belle Prairie City, IL

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Weather in August

The last month of the summer, August, is also a moderately hot month in Belle Prairie City, Illinois, with an average temperature ranging between max 84.9°F (29.4°C) and min 66.2°F (19°C).

Temperature

The transition from July to August sees average high-temperatures adjusting to a moderately hot 84.9°F (29.4°C), from a not significantly different 86.4°F (30.2°C). Throughout the month of August, the average temperature in Belle Prairie City, Illinois, dips to an enjoyable 66.2°F (19°C) at night.

Heat index

For August, the heat index is estimated at a fiery hot 95°F (35°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is the outcome of merging air's temperature and its humidity metrics. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.

Humidity

The average relative humidity in August is 77%.

Rainfall

In Belle Prairie City, Illinois, in August, during 13.4 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. Throughout the year, in Belle Prairie City, there are 143.1 rainfall days, and 29.65" (753mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Belle Prairie City, Illinois.

Daylight

In August, the average length of the day is 13h and 36min.
On the first day of the month, sunrise is at 5:57 am and sunset at 8:03 pm. On the last day of August, in Belle Prairie City, sunrise is at 6:23 am and sunset at 7:24 pm CDT.

Sunshine

In August, the average sunshine in Belle Prairie City is 10.3h.

UV index

The months with the highest UV index in Belle Prairie City are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index, 6 during August, leads to the following recommendations:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

How hot is August in Belle Prairie City?

The high-temperature, in August, in Belle Prairie City, records 84.9°F (29.4°C), while the low-temperature is 66.2°F (19°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is estimated at 95°F (35°C).

What is the average humidity in August in Belle Prairie City?

In August, the average relative humidity is 77%.

How many days does it rain in August in Belle Prairie City?

In Belle Prairie City, Illinois, in August, during 13.4 rainfall days, 2.4" (61mm) of precipitation is typically accumulated.

When it does not snow in Belle Prairie City?

May through September are months without snowfall in Belle Prairie City, Illinois.

What is the average length of the day in August in Belle Prairie City?

In August, the average day length is 13h and 36min.

What time are sunrise and sunset in August in Belle Prairie City?

On the first day of August in Belle Prairie City, Illinois, sunrise is at 5:57 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:24 pm CDT.

How many hours of sunshine does Belle Prairie City have in August?

In August, the average sunshine duration in Belle Prairie City, Illinois, is 10.3h.

What are the months with the highest UV index in Belle Prairie City?

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 Belle Prairie City?

The average daily maximum UV index in August in Belle Prairie City is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Belle Prairie City, IL

Average temperature in August - Belle Prairie City, IL
  • Average high temperature in August: 84.9°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (38.5°F).

  • Average low temperature in August: 66.2°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in August
Belle Prairie City, IL

Average pressure in August - Belle Prairie City, 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
Belle Prairie City, IL

Average wind speed in August - Belle Prairie City, IL
  • Average wind speed in August: 6mph

The windiest months (with the highest average wind speed) are January, February and March (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in August
Belle Prairie City, IL

Average humidity in August - Belle Prairie City, IL
  • Average humidity in August: 77%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in August
Belle Prairie City, IL

Average rainfall in August - Belle Prairie City, IL
  • Average rainfall in August: 2.4"

The wettest month (with the highest rainfall) is April (4.13").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in August
Belle Prairie City, IL

Average rainfall days in August - Belle Prairie City, IL
  • Average rainfall days in August: 13.4 days

The month with the highest number of rainy days is May (16.2 days).
The months with the least rainy days are January and February (8.3 days).

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Average snowfall in August
Belle Prairie City, IL

Average snowfall in August - Belle Prairie City, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Belle Prairie City, IL

Average snowfall days in August - Belle Prairie City, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.8 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
Belle Prairie City, IL

Average daylight in August / Average sunshine in August - Belle Prairie City, IL
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
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 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

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Average sunshine days in August
Belle Prairie City, IL

Average sunshine days in August - Belle Prairie City, IL
  • Average sunshine days in August: 15.7 days

The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is May (11.8 days).

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Average UV index in August
Belle Prairie City, IL

Average UV index in August - Belle Prairie City, 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, November and December (UV index 2).

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Average cloud cover in August
Belle Prairie City, IL

Average cloud cover in August - Belle Prairie City, IL
  • Average cloud cover in August: 28

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 28).

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Average visibility in August
Belle Prairie City, IL

Average visibility in August - Belle Prairie City, 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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Belle Prairie City, Illinois, USA

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