August weather forecast
Minooka, IL

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Weather in August

The last month of the summer, August, is another warm month in Minooka, Illinois, with an average temperature varying between 79.9°F (26.6°C) and 62.6°F (17°C).

Temperature

Minooka registers an average high-temperature of a still warm 79.9°F (26.6°C) with the arrival of August, showing minor deviation from the preceding month. Minooka records an average nighttime low of 62.6°F (17°C) in August.

Humidity

February, July and August, with an average relative humidity of 83%, are the most humid months.

Rainfall

In Minooka, during August, the rain falls for 16 days and regularly aggregates up to 2.8" (71mm) of precipitation. In Minooka, during the entire year, the rain falls for 154.5 days and collects up to 32.68" (830mm) of precipitation.

Snowfall

In Minooka, snow does not fall in May through October.

Daylight

In Minooka, the average length of the day in August is 13h and 47min.
On the first day of August, sunrise is at 5:48 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:27 pm CDT.

Sunshine

June through August, with an average of 9.7h of sunshine, are months with the most sunshine.

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 exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 5 during August leads to these advisories:
Put precautions into practice - Protective measures against sun-induced damage are advised. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Updated: Jun 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

The average high-temperature and low-temperature during August are 79.9°F (26.6°C) and 62.6°F (17°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in July is estimated at 87.8°F (31°C).

What are the most humid months?

February, July and August, with an average relative humidity of 83%, are most humid months.

What is the average humidity in August?

The average relative humidity in August in Minooka, Illinois, is 83%.

How many days does it rain in August?

In Minooka, in August, it is raining for 16 days, with typically 2.8" (71mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Minooka have in August?

In August, the average day length is 13h and 47min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:48 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:27 pm CDT.

What are the months with the most sunshine?

The months with the most sunshine are June through August, with an average of 9.7h of sunshine.

How many hours of sunshine does Minooka have in August?

In August, the average sunshine duration is 9.7h.

How high is the UV index in August?

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Minooka, IL

Average temperature in August - Minooka, IL
  • Average high temperature in August: 79.9°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (29.5°F).

  • Average low temperature in August: 62.6°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in August
Minooka, IL

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

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in August
Minooka, IL

Average wind speed in August - Minooka, IL
  • Average wind speed in August: 5.9mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

Average humidity in August
Minooka, IL

Average humidity in August - Minooka, IL
  • Average humidity in August: 83%

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

Average rainfall in August
Minooka, IL

Average rainfall in August - Minooka, IL
  • Average rainfall in August: 2.8"

The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is February (1.61").

Average rainfall days in August
Minooka, IL

Average rainfall days in August - Minooka, IL
  • Average rainfall days in August: 16 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (5.9 days).

Average snowfall in August
Minooka, IL

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

The month with the highest snowfall is January (4.17").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Minooka, IL

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

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Minooka, IL

Average daylight in August / Average sunshine in August - Minooka, 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 4min

The months with the most sunshine are June, July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in August
Minooka, IL

Average sunshine days in August - Minooka, IL
  • Average sunshine days in August: 11.5 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (9.8 days).

Average UV index in August
Minooka, IL

Average UV index in August - Minooka, IL
  • Average UV index in August: 5

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

Average cloud cover in August
Minooka, IL

Average cloud cover in August - Minooka, IL
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 33).

Average visibility in August
Minooka, IL

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

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

Minooka, Illinois, USA

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