October weather forecast
Perks, IL

Share

Weather in October

October, like September, in Perks, Illinois, is another refreshing autumn month, with an average temperature varying between 49.6°F (9.8°C) and 67.8°F (19.9°C).

Temperature

A decrease in the average high-temperature is observed during October, shifting from a warm 81.1°F (27.3°C) in September to an enjoyable 67.8°F (19.9°C). An average temperature of 49.6°F (9.8°C) is recorded during the nights in October.

Humidity

With an average relative humidity of 71%, October is the least humid month.

Rainfall

In Perks, in October, during 7.5 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. Throughout the year, there are 118.3 rainfall days, and 13.03" (331mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in October is 11h and 13min.
On the first day of the month, sunrise is at 6:52 am and sunset at 6:39 pm. On the last day of October, sunrise is at 7:20 am and sunset at 5:59 pm CDT.

Sunshine

The average sunshine in October is 6.5h.

UV index

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum UV index of 3 in October translates into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. During bright days, sunglasses that offer UVA and UVB defense are recommended. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

In Perks, 67.8°F (19.9°C) is the average high-temperature and 49.6°F (9.8°C) is the average low-temperature during October. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in September is calculated to be 86°F (30°C).

What is the least humid month?

The least humid month is October, with an average relative humidity of 71%.

What is the average humidity in October in Perks?

In Perks, the average relative humidity in October is 71%.

How many days does it rain in October?

In Perks, during October, the rain falls for 7.5 days and regularly aggregates up to 0.98" (25mm) of precipitation.

When it does not snow in Perks?

In Perks, Illinois, snow does not fall in April through October.

Does it snow in October?

In Perks, in October, it doesn't snow. In November, it regularly snows.

What is the average length of the day in October?

In Perks, Illinois, the average day length in October is 11h and 13min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 6:52 am and sunset at 6:39 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:59 pm CDT.

How long on average sun shines in October?

In Perks, the average sunshine duration in October is 6.5h.

How high is the UV index in October?

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

Average temperature in October - Perks, IL
  • Average high temperature in October: 67.8°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in October: 49.6°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in October
Perks, IL

Average pressure in October - Perks, IL
  • Average pressure in October: 30.05"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in October
Perks, IL

Average wind speed in October - Perks, IL
  • Average wind speed in October: 7.6mph

The windiest months (with the highest average wind speed) are January and February (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in October
Perks, IL

Average humidity in October - Perks, IL
  • Average humidity in October: 71%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (71%).

Average rainfall in October
Perks, IL

Average rainfall in October - Perks, IL
  • Average rainfall in October: 0.98"

The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is September (0.47").

Average rainfall days in October
Perks, IL

Average rainfall days in October - Perks, IL
  • Average rainfall days in October: 7.5 days

The month with the highest number of rainy days is July (13.1 days).
The months with the least rainy days are January, February and December (7.3 days).

Average snowfall in October
Perks, IL

Average snowfall in October - Perks, IL
  • Average snowfall in October: 0"

The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in October
Perks, IL

Average snowfall days in October - Perks, IL
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Perks, IL

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in October: 6h and 3min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

Average sunshine days in October
Perks, IL

Average sunshine days in October - Perks, IL
  • Average sunshine days in October: 21.5 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is June (14.8 days).

Average UV index in October
Perks, IL

Average UV index in October - Perks, IL
  • Average UV index in October: 3

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in October
Perks, IL

Average cloud cover in October - Perks, IL
  • Average cloud cover in October: 33

The months with the most cloud cover are January and February (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 28).

Average visibility in October
Perks, IL

Average visibility in October - Perks, IL
  • Average visibility in October: 6mi

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

Perks, Illinois, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location