August weather forecast
Miller City, IL

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Weather in August

The last month of the summer, August, is another hot month in Miller City, Illinois, with an average temperature fluctuating between 86.4°F (30.2°C) and 67.5°F (19.7°C).

Temperature

Miller City commences August with an average high-temperature of a still tropical 86.4°F (30.2°C), maintaining a close resemblance to the previous month. Miller City sees an average low-temperature of 67.5°F (19.7°C) during August.

Heat index

Throughout August, the heat index is calculated to be a torrid 98.6°F (37°C). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an aggregate value of air's warmth and moisture to show the human-felt temperature. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. 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

The average relative humidity in August in Miller City is 76%.

Rainfall

In Miller City, during August, the rain falls for 13.6 days and regularly aggregates up to 2.72" (69mm) of precipitation. In Miller City, during the entire year, the rain falls for 156.3 days and collects up to 36.65" (931mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Miller City, the average length of the day in August is 13h and 32min.
On the first day of the month, sunrise is at 6:03 am and sunset at 8:04 pm. On the last day of August, sunrise is at 6:27 am and sunset at 7:27 pm CDT.

Sunshine

In Miller City, Illinois, the average sunshine in August is 10.4h.

UV index

The months with the highest UV index in Miller City are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 6 during August translates into the following recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun 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 Miller City during August?

In Miller City, in August, the average high-temperature is 86.4°F (30.2°C), and the average low-temperature is 67.5°F (19.7°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in August is calculated to be 98.6°F (37°C).

What is the average humidity in August in Miller City?

In August, the average relative humidity in Miller City, Illinois, is 76%.

How much does it rain in Miller City in August?

In Miller City, Illinois, in August, during 13.6 rainfall days, 2.72" (69mm) of precipitation is typically accumulated.

When it does not snow in Miller City?

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

How many hours of daylight does Miller City have in August?

In Miller City, the average day length in August is 13h and 32min.

When is the sunrise / sunset in August in Miller City?

On the first day of August, sunrise is at 6:03 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:27 pm CDT.

How many hours of sunshine does Miller City have in August?

In Miller City, Illinois, the average sunshine duration in August is 10.4h.

What are the months with the highest UV index in Miller City?

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

What is the UV index reading in August in Miller City?

The average daily maximum UV index in August in Miller City, Illinois, is 6. A UV Index estimate 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
Miller City, IL

Average temperature in August - Miller City, IL
  • Average high temperature in August: 86.4°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.2°F).

  • Average low temperature in August: 67.5°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in August
Miller City, IL

Average pressure in August - Miller 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
Miller City, IL

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

The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in August
Miller City, IL

Average humidity in August - Miller City, IL
  • Average humidity in August: 76%

The months with the highest relative humidity are February, March, May and December (78%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in August
Miller City, IL

Average rainfall in August - Miller City, IL
  • Average rainfall in August: 2.72"

The wettest month (with the highest rainfall) is April (4.21").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days in August
Miller City, IL

Average rainfall days in August - Miller City, IL
  • Average rainfall days in August: 13.6 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (9.8 days).

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Average snowfall in August
Miller City, IL

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

The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Miller City, IL

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

The month with the highest number of snowfall days is February (3.8 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
Miller City, IL

Average daylight in August / Average sunshine in August - Miller City, IL
  • Average daylight in August: 13h and 3min

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 42min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in August
Miller City, IL

Average sunshine days in August - Miller City, IL
  • Average sunshine days in August: 15.1 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index in August
Miller City, IL

Average UV index in August - Miller 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 and December (UV index 2).

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Average cloud cover in August
Miller City, IL

Average cloud cover in August - Miller City, IL
  • Average cloud cover in August: 27

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 26).

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Average visibility in August
Miller City, IL

Average visibility in August - Miller 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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Miller City, Illinois, USA

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