August weather forecast
Machesney Park, IL

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Weather in August

The last month of the summer, August, is another warm month in Machesney Park, Illinois, with an average temperature ranging between min 60.4°F (15.8°C) and max 78.1°F (25.6°C).

Temperature

Machesney Park, Illinois, in August witnesses an average high-temperature of a still moderately hot 78.1°F (25.6°C), indicating a slight variation from July's 79.9°F (26.6°C). In Machesney Park, August is marked by an average low-temperature of 60.4°F (15.8°C).

Humidity

The average relative humidity in August is 84%.

Rainfall

In Machesney Park, Illinois, in August, it is raining for 11.9 days, with typically 1.3" (33mm) of accumulated precipitation. In Machesney Park, during the entire year, the rain falls for 123.8 days and collects up to 14.49" (368mm) of precipitation.

Snowfall

In Machesney Park, snow does not fall in May through September.

Daylight

In August, the average length of the day is 13h and 50min.
On the first day of August, sunrise is at 5:49 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:31 pm CDT.

Sunshine

In August, the average sunshine in Machesney Park is 9.6h.

UV index

In Machesney Park, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 5 in August converts into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

What is the temperature in August in Machesney Park?

In Machesney Park, 78.1°F (25.6°C) is the average high-temperature and 60.4°F (15.8°C) is the average low-temperature during August.

What is the average humidity in August in Machesney Park?

In Machesney Park, the average relative humidity in August is 84%.

How many days does it rain in August in Machesney Park?

In Machesney Park, Illinois, in August, it is raining for 11.9 days, with typically 1.3" (33mm) of accumulated precipitation.

When it does not snow in Machesney Park?

In Machesney Park, Illinois, snow does not fall in May through September.

What is the average length of the day in August in Machesney Park?

In August, the average day length in Machesney Park, Illinois, is 13h and 50min.

What time are sunrise and sunset in August in Machesney Park?

On the first day of August in Machesney Park, Illinois, sunrise is at 5:49 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:31 pm CDT.

How many hours of sunshine does Machesney Park have in August?

In August, the average sunshine duration is 9.6h.

What is the UV index reading in August in Machesney Park?

In Machesney Park, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to 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
Machesney Park, IL

Average temperature in August - Machesney Park, IL
  • Average high temperature in August: 78.1°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (25.5°F).

  • Average low temperature in August: 60.4°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in August
Machesney Park, IL

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

The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Machesney Park, IL

Average wind speed in August - Machesney Park, IL
  • Average wind speed in August: 6.3mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in August
Machesney Park, IL

Average humidity in August - Machesney Park, IL
  • Average humidity in August: 84%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in August
Machesney Park, IL

Average rainfall in August - Machesney Park, IL
  • Average rainfall in August: 1.3"

The wettest month (with the highest rainfall) is June (2.2").
The driest month (with the least rainfall) is February (0.51").

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Average rainfall days in August
Machesney Park, IL

Average rainfall days in August - Machesney Park, IL
  • Average rainfall days in August: 11.9 days

The month with the highest number of rainy days is May (16.5 days).
The month with the least rainy days is January (3.8 days).

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Average snowfall in August
Machesney Park, IL

Average snowfall in August - Machesney Park, IL
  • Average snowfall in August: 0"

The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Machesney Park, IL

Average snowfall days in August - Machesney Park, IL
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (10.3 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
Machesney Park, IL

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

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

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and February (Average sunshine: 3h and 36min).

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Average sunshine days in August
Machesney Park, IL

Average sunshine days in August - Machesney Park, IL
  • Average sunshine days in August: 15.5 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.4 days).

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Average UV index in August
Machesney Park, IL

Average UV index in August - Machesney Park, IL
  • Average UV index in August: 5

The month with the highest UV index is June (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
Machesney Park, IL

Average cloud cover in August - Machesney Park, IL
  • Average cloud cover in August: 35

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 34).

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Average visibility in August
Machesney Park, IL

Average visibility in August - Machesney Park, 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).

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Machesney Park, Illinois, USA

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