August weather forecast
Big Bay, IL

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Weather in August

August, the last month of the summer in Big Bay, is another hot month, with an average temperature ranging between max 86.7°F (30.4°C) and min 67.3°F (19.6°C).

Temperature

August's weather displays an average high-temperature of a still hot 86.7°F (30.4°C), slightly varied from July's 88.3°F (31.3°C). Throughout August, an average nighttime temperature of 67.3°F (19.6°C) is experienced in Big Bay, Illinois.

Heat index

The heat index value during August is computed to be a very hot 98.6°F (37°C). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. 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.
One of the main methods the human body employs to cool down is by perspiring, as this process allows sweat to evaporate and remove excess heat. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

In Big Bay, the average relative humidity in August is 75%.

Rainfall

In Big Bay, in August, it is raining for 14.6 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, in Big Bay, there are 160.7 rainfall days, and 36.73" (933mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Big Bay, Illinois.

Daylight

In August, the average length of the day in Big Bay is 13h and 33min.
On the first day of August, sunrise is at 6:00 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:24 pm CDT.

Sunshine

In Big Bay, the average sunshine in August is 10.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

How hot is it in Big Bay in August?

The high-temperature in Big Bay, Illinois, during August is 86.7°F (30.4°C) and the low-temperature is 67.3°F (19.6°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is computed to be 98.6°F (37°C).

What is the average humidity in August in Big Bay?

The average relative humidity in August in Big Bay, Illinois, is 75%.

How many days does it rain in August in Big Bay?

In Big Bay, during August, the rain falls for 14.6 days and regularly aggregates up to 2.68" (68mm) of precipitation.

When it does not snow in Big Bay?

May through October are months without snowfall in Big Bay, Illinois.

How many hours of daylight does Big Bay have in August?

In August, the average day length in Big Bay is 13h and 33min.

What time are sunrise and sunset in August in Big Bay?

In August, on the first day of the month, sunrise is at 6:00 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:24 pm CDT.

How many hours of sunshine does Big Bay have in August?

In August, the average sunshine duration in Big Bay, Illinois, is 10.4h.

What are the months with the highest UV index in Big Bay?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Big Bay, Illinois.

How high is the UV index in August in Big Bay?

In Big Bay, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's 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
Big Bay, IL

Average temperature in August - Big Bay, IL
  • Average high temperature in August: 86.7°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 (41.4°F).

  • Average low temperature in August: 67.3°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28°F).

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Average pressure in August
Big Bay, IL

Average pressure in August - Big Bay, IL
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in August
Big Bay, IL

Average wind speed in August - Big Bay, IL
  • Average wind speed in August: 5.6mph

The windiest months (with the highest average wind speed) are January, March and April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

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Average humidity in August
Big Bay, IL

Average humidity in August - Big Bay, IL
  • Average humidity in August: 75%

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

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Average rainfall in August
Big Bay, IL

Average rainfall in August - Big Bay, IL
  • Average rainfall in August: 2.68"

The wettest month (with the highest rainfall) is April (4.29").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in August
Big Bay, IL

Average rainfall days in August - Big Bay, IL
  • Average rainfall days in August: 14.6 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is October (10.2 days).

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Average snowfall in August
Big Bay, IL

Average snowfall in August - Big Bay, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Big Bay, IL

Average snowfall days in August - Big Bay, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Big Bay, IL

Average daylight in August / Average sunshine in August - Big Bay, 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 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

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Average sunshine days in August
Big Bay, IL

Average sunshine days in August - Big Bay, IL
  • Average sunshine days in August: 14.4 days

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is May (11 days).

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Average UV index in August
Big Bay, IL

Average UV index in August - Big Bay, 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
Big Bay, IL

Average cloud cover in August - Big Bay, IL
  • Average cloud cover in August: 28

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 26).

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Average visibility in August
Big Bay, IL

Average visibility in August - Big Bay, 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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Big Bay, Illinois, USA

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