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 temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 61.2°F (16.2°C).

Temperature

October brings a decrease in the average high-temperature, shifting from a moderately hot 73.9°F (23.3°C) in September to an enjoyable 61.2°F (16.2°C). Throughout October, a steady low-temperature average of 46.9°F (8.3°C) is noted.

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. In Park Forest, during the entire year, the rain falls for 155.6 days and collects up to 31.3" (795mm) of precipitation.

Snowfall

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

Daylight

In October, the average length of the day is 11h and 5min.
On the first day of October, 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.

Sunshine

In October, the average sunshine is 5.9h.

UV index

In October, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In October, the maximum UV index of 2 suggests these recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Around midday, solar radiation is most harmful; hence, exposure should be limited. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Jun 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature in Park Forest?

In Park Forest, in October, the average high-temperature is 61.2°F (16.2°C), and the average low-temperature is 46.9°F (8.3°C). In July, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 87.8°F (31°C).

What is the least humid month?

With an average relative humidity of 73%, October is the least humid month in Park Forest.

What is the average humidity in October?

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

How many days does it rain in October?

In Park Forest, during October, the rain falls for 14.3 days and regularly aggregates up to 2.76" (70mm) of precipitation.

When does it start snowing?

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

What is the average length of the day in October?

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

When are sunrise and sunset in October?

On the first day of October, 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 long on average sun shines in October?

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

What is the UV index reading in October?

The average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a low health threat from 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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Park Forest, Illinois, USA

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