October weather forecast
Homer Glen, IL

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Weather in October

October, like September, in Homer Glen, Illinois, is another refreshing autumn month, with an average temperature varying between 61.2°F (16.2°C) and 45.5°F (7.5°C).

Temperature

As Homer Glen enters October, the average high-temperature decreases from the a moderately hot 74.3°F (23.5°C) of September to a comfortable 61.2°F (16.2°C). Throughout the October nights, Homer Glen encounters a low-temperature of 45.5°F (7.5°C).

Humidity

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

Rainfall

In October, the rain falls for 8.5 days. Throughout October, 0.94" (24mm) of precipitation is accumulated. In Homer Glen, during the entire year, the rain falls for 103.8 days and collects up to 10.08" (256mm) of precipitation.

Snowfall

In Homer Glen, Illinois, snow does not fall in May through October.

Daylight

In Homer Glen, the average length of the day in October is 11h and 4min.
On the first day of October, sunrise is at 6:49 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:47 pm CDT.

Sunshine

The average sunshine in October is 5.7h.

UV index

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In October, the UV index of 3 transforms into the following advice:
Prioritize safety - Suggestions to prevent sun damage are offered. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Boost your sun resistance with garments that are densely woven yet spacious. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in October?

The average high-temperature, in October, in Homer Glen, is 61.2°F (16.2°C), while the average low-temperature is 45.5°F (7.5°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 89.6°F (32°C).

What is the least humid month?

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

What is the average humidity in October?

In Homer Glen, the average relative humidity in October is 73%.

How many days does it rain in October?

In Homer Glen, during October, the rain falls for 8.5 days and regularly aggregates up to 0.94" (24mm) of precipitation.

When it does not snow?

May through October are months without snowfall in Homer Glen.

Does it snow in October?

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

What is the average length of the day in October?

In October, the average day length in Homer Glen is 11h and 4min.

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 6:49 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:47 pm CDT.

How many hours of sunshine does Homer Glen have in October?

In October, the average sunshine duration is 5.7h.

What is the UV index intensity in October?

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe 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
Homer Glen, IL

Average temperature in October - Homer Glen, IL
  • Average high temperature in October: 61.2°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in October: 45.5°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).

Average pressure in October
Homer Glen, IL

Average pressure in October - Homer Glen, 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
Homer Glen, IL

Average wind speed in October - Homer Glen, IL
  • Average wind speed in October: 8.6mph

The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in October
Homer Glen, IL

Average humidity in October - Homer Glen, IL
  • Average humidity in October: 73%

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

Average rainfall in October
Homer Glen, IL

Average rainfall in October - Homer Glen, IL
  • Average rainfall in October: 0.94"

The wettest month (with the highest rainfall) is May (1.38").
The driest month (with the least rainfall) is February (0.47").

Average rainfall days in October
Homer Glen, IL

Average rainfall days in October - Homer Glen, IL
  • Average rainfall days in October: 8.5 days

The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is February (3.7 days).

Average snowfall in October
Homer Glen, IL

Average snowfall in October - Homer Glen, IL
  • Average snowfall in October: 0"

The month with the highest snowfall is January (1.14").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in October
Homer Glen, IL

Average snowfall days in October - Homer Glen, IL
  • Average snowfall days in October: 0.3 days

The month with the highest number of snowfall days is January (9 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
Homer Glen, IL

Average daylight in October / Average sunshine in October - Homer Glen, 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 4min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in October
Homer Glen, IL

Average sunshine days in October - Homer Glen, IL
  • Average sunshine days in October: 20.6 days

The month with the most sunshine days is December (22.3 days).
The month with the least sunshine days is July (13.8 days).

Average UV index in October
Homer Glen, IL

Average UV index in October - Homer Glen, IL
  • Average UV index in October: 3

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

Average cloud cover in October
Homer Glen, IL

Average cloud cover in October - Homer Glen, IL
  • Average cloud cover in October: 42

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in October
Homer Glen, IL

Average visibility in October - Homer Glen, IL
  • Average visibility in October: 6mi

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

Homer Glen, Illinois, USA

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