August weather forecast
Girard, IL

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Weather in August

August, the last month of the summer in Girard, is also a moderately hot month, with temperature in the range of an average low of 64.8°F (18.2°C) and an average high of 82°F (27.8°C).

Temperature

August's advent presents an average high-temperature of a still moderately hot 82°F (27.8°C), indicating a slight variation from the conditions of the previous month. In the month of August, the temperature in Girard generally rests at an average low of 64.8°F (18.2°C).

Heat index

For August, the heat index is appraised at a hot 89.6°F (32°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

In Girard, the average relative humidity in August is 81%.

Rainfall

In August, the rain falls for 15.3 days. Throughout August, 2.28" (58mm) of precipitation is accumulated. In Girard, during the entire year, the rain falls for 143.6 days and collects up to 23.74" (603mm) of precipitation.

Snowfall

In Girard, Illinois, snow does not fall in May through October.

Daylight

In August, the average length of the day is 13h and 40min.
On the first day of August in Girard, sunrise is at 5:59 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:31 pm CDT.

Sunshine

In August, the average sunshine is 9.7h.

UV index

The months with the highest UV index in Girard are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Deflect overexposure. Sun protection is a necessity. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What is the temperature in August in Girard?

August temperatures in Girard vary between a high-temperature of 82°F (27.8°C) and a low-temperature of 64.8°F (18.2°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is appraised at 89.6°F (32°C).

What is the average humidity in August in Girard?

In Girard, the average relative humidity in August is 81%.

How many days does it rain in August in Girard?

In Girard, Illinois, during August, the rain falls for 15.3 days and regularly aggregates up to 2.28" (58mm) of precipitation.

When it does not snow in Girard?

May through October are months without snowfall.

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

In Girard, Illinois, the average day length in August is 13h and 40min.

When are sunrise and sunset in August in Girard?

In August, on the first day of the month, sunrise is at 5:59 am and sunset at 8:11 pm. On the last day of the month, in Girard, sunrise is at 6:27 am and sunset at 7:31 pm CDT.

How long on average sun shines in August in Girard?

The average sunshine duration in August in Girard, Illinois, is 9.7h.

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

The months with the highest UV index in Girard, Illinois, are June through August, with an average maximum UV index of 6.

How high is the UV index in August in Girard?

The average daily maximum UV index in August in Girard, Illinois, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe 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
Girard, IL

Average temperature in August - Girard, IL
  • Average high temperature in August: 82°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in August: 64.8°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in August
Girard, IL

Average pressure in August - Girard, IL
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Girard, IL

Average wind speed in August - Girard, IL
  • Average wind speed in August: 6.2mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

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Average humidity in August
Girard, IL

Average humidity in August - Girard, IL
  • Average humidity in August: 81%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in August
Girard, IL

Average rainfall in August - Girard, IL
  • Average rainfall in August: 2.28"

The wettest month (with the highest rainfall) is June (2.83").
The driest months (with the least rainfall) are February and December (1.26").

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Average rainfall days in August
Girard, IL

Average rainfall days in August - Girard, IL
  • Average rainfall days in August: 15.3 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (6.4 days).

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Average snowfall in August
Girard, IL

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

The month with the highest snowfall is February (2.09").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Girard, IL

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

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

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in August
Girard, IL

Average sunshine days in August - Girard, IL
  • Average sunshine days in August: 13.1 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is May (11.5 days).

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Average UV index in August
Girard, IL

Average UV index in August - Girard, IL
  • Average UV index in August: 6

The months with the highest UV index are 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
Girard, IL

Average cloud cover in August - Girard, IL
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 30).

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Average visibility in August
Girard, IL

Average visibility in August - Girard, IL
  • Average visibility in August: 5mi

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).

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Girard, Illinois, USA

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