August weather forecast
Homer Glen, IL

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Weather in August

August, the last month of the summer in Homer Glen, is also a moderately hot month, with an average temperature varying between 63.9°F (17.7°C) and 80.4°F (26.9°C).

Temperature

Homer Glen registers an average high-temperature of a still warm 80.4°F (26.9°C) with the arrival of August, showing minor deviation from the preceding month. An average minimum temperature of 63.9°F (17.7°C) marks the month of August.

Humidity

The average relative humidity in August is 79%.

Rainfall

In August, in Homer Glen, the rain falls for 10.6 days. Throughout August, 0.98" (25mm) of precipitation is accumulated. Throughout the year, there are 103.8 rainfall days, and 10.08" (256mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Homer Glen.

Daylight

In Homer Glen, the average length of the day in August is 13h and 48min.
On the first day of the month, sunrise is at 5:47 am and sunset at 8:09 pm. On the last day of August, in Homer Glen, sunrise is at 6:17 am and sunset at 7:26 pm CDT.

Sunshine

With an average of 9.9h of sunshine, August has the most sunshine of the year in Homer Glen.

UV index

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 5 in August translates into this advice:
Take precautions - Protection against sun damage is advised. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What is the average August temperature in Homer Glen?

In Homer Glen, 80.4°F (26.9°C) is the average high-temperature and 63.9°F (17.7°C) is the average low-temperature during August. In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is estimated at 89.6°F (32°C).

What is the average humidity in August in Homer Glen?

The average relative humidity in August in Homer Glen is 79%.

How much does it rain in Homer Glen in August?

In Homer Glen, Illinois, in August, during 10.6 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

When it does not snow in Homer Glen?

In Homer Glen, snow does not fall in May through October.

What is the average length of the day in August in Homer Glen?

In Homer Glen, Illinois, the average day length in August is 13h and 48min.

What time are sunrise and sunset in August in Homer Glen?

In August, on the first day of the month, sunrise is at 5:47 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:26 pm CDT.

What month has the most sunshine in Homer Glen?

The month with the most sunshine is August, with an average of 9.9h of sunshine.

How long on average sun shines in August in Homer Glen?

The average sunshine duration in August is 9.9h.

What is the UV index intensity in August in Homer Glen?

The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium 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
Homer Glen, IL

Average temperature in August - Homer Glen, IL
  • Average high temperature in August: 80.4°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in August: 63.9°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).

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Average pressure in August
Homer Glen, IL

Average pressure in August - Homer Glen, IL
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Homer Glen, IL

Average wind speed in August - Homer Glen, IL
  • Average wind speed in August: 6mph

The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in August
Homer Glen, IL

Average humidity in August - Homer Glen, IL
  • Average humidity in August: 79%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in August
Homer Glen, IL

Average rainfall in August - Homer Glen, IL
  • Average rainfall in August: 0.98"

The wettest month (with the highest rainfall) is May (1.38").
The driest month (with the least rainfall) is February (0.47").

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Average rainfall days in August
Homer Glen, IL

Average rainfall days in August - Homer Glen, IL
  • Average rainfall days in August: 10.6 days

The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is February (3.7 days).

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Average snowfall in August
Homer Glen, IL

Average snowfall in August - Homer Glen, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.14").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Homer Glen, IL

Average snowfall days in August - Homer Glen, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (9 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
Homer Glen, IL

Average daylight in August / Average sunshine in August - Homer Glen, IL
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in August
Homer Glen, IL

Average sunshine days in August - Homer Glen, IL
  • Average sunshine days in August: 16 days

The month with the most sunshine days is December (22.3 days).
The month with the least sunshine days is July (13.8 days).

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Average UV index in August
Homer Glen, IL

Average UV index in August - Homer Glen, IL
  • Average UV index in August: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in August
Homer Glen, IL

Average cloud cover in August - Homer Glen, IL
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in August
Homer Glen, IL

Average visibility in August - Homer Glen, IL
  • Average visibility in August: 6mi

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

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Homer Glen, Illinois, USA

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