October weather forecast
Park Forest, IL

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Weather in October

October, the same as September, is another comfortable autumn month in Park Forest, Illinois, with an average temperature varying between 46.9°F (8.3°C) and 61.2°F (16.2°C).

Temperature

October comes with a decrease in the average high-temperature, falling from a warm 73.9°F (23.3°C) in September to a refreshing 61.2°F (16.2°C). Park Forest's nighttime temperature during October is consistently averaged at a chilly 46.9°F (8.3°C).

Humidity

October is the least humid month, with an average relative humidity of 73%.

Rainfall

In Park Forest, during October, the rain falls for 14.3 days and regularly aggregates up to 2.76" (70mm) of precipitation. Throughout the year, in Park Forest, Illinois, there are 155.6 rainfall days, and 31.3" (795mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Park Forest, Illinois. October is the first month it typically snows in Park Forest. Throughout October, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, in Park Forest, there are 44.6 snowfall days, and 16.46" (418mm) of snow is accumulated.

Daylight

The average length of the day in October in Park Forest is 11h and 5min.
On the first day of the month, sunrise is at 6:48 am and sunset at 6:31 pm. On the last day of October, in Park Forest, sunrise is at 7:22 am and sunset at 5:46 pm CDT.

Sunshine

In Park Forest, the average sunshine in October is 5.9h.

UV index

In October, the average daily maximum UV index in Park Forest is 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In October, the maximum UV index of 2 translates into these guidelines:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are October temperatures in Park Forest?

The high-temperature in Park Forest during October is 61.2°F (16.2°C) and the low-temperature is 46.9°F (8.3°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in July is estimated at 87.8°F (31°C).

What is the least humid month in Park Forest?

The least humid month is October, with an average relative humidity of 73%.

What is the average humidity in October in Park Forest?

In Park Forest, the average relative humidity in October is 73%.

How much does it rain in Park Forest in October?

In October, the rain falls for 14.3 days. Throughout October, 2.76" (70mm) of precipitation is accumulated.

When does it start snowing in Park Forest?

October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.08" (2mm) of snow.

How many hours of daylight does Park Forest have in October?

In Park Forest, Illinois, the average day length in October is 11h and 5min.

When are sunrise and sunset in October in Park Forest?

On the first day of October in Park Forest, sunrise is at 6:48 am and sunset at 6:31 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:46 pm CDT.

How many hours of sunshine does Park Forest have in October?

In October, the average sunshine duration is 5.9h.

How high is the UV index in October in Park Forest?

The average daily maximum UV index in October in Park Forest, Illinois, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Park Forest, IL

Average temperature in October - Park Forest, IL
  • Average high temperature in October: 61.2°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 (29.7°F).

  • Average low temperature in October: 46.9°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in October
Park Forest, IL

Average pressure in October - Park Forest, IL
  • Average pressure in October: 30.01"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 October
Park Forest, IL

Average wind speed in October - Park Forest, IL
  • Average wind speed in October: 9.1mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in October
Park Forest, IL

Average humidity in October - Park Forest, IL
  • Average humidity in October: 73%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in October
Park Forest, IL

Average rainfall in October - Park Forest, IL
  • Average rainfall in October: 2.76"

The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is December (1.54").

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Average rainfall days in October
Park Forest, IL

Average rainfall days in October - Park Forest, IL
  • Average rainfall days in October: 14.3 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (6.1 days).

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Average snowfall in October
Park Forest, IL

Average snowfall in October - Park Forest, IL
  • Average snowfall in October: 0.08"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Park Forest, IL

Average snowfall days in October - Park Forest, IL
  • Average snowfall days in October: 0.3 days

The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Park Forest, IL

Average daylight in October / Average sunshine in October - Park Forest, IL
  • Average daylight in October: 11h and 1min

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 October: 5h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in October
Park Forest, IL

Average sunshine days in October - Park Forest, IL
  • Average sunshine days in October: 14.4 days

The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is April (10.2 days).

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Average UV index in October
Park Forest, IL

Average UV index in October - Park Forest, IL
  • Average UV index in October: 2

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).

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Average cloud cover in October
Park Forest, IL

Average cloud cover in October - Park Forest, IL
  • Average cloud cover in October: 42

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 30).

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Average visibility in October
Park Forest, IL

Average visibility in October - Park Forest, IL
  • Average visibility in October: 6mi

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

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Park Forest, Illinois, USA

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