October weather forecast
Chatsworth, IL

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Weather in October

October, the same as September, is another refreshing autumn month in Chatsworth, Illinois, with temperature in the range of an average high of 62.2°F (16.8°C) and an average low of 46.8°F (8.2°C).

Temperature

The arrival of October corresponds with a temperature reduction, down from September's warm 75.7°F (24.3°C) to an enjoyable 62.2°F (16.8°C). In October, the temperature drops to an average of 46.8°F (8.2°C) at night.

Humidity

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

Rainfall

In Chatsworth, during October, the rain falls for 10.3 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, there are 130.5 rainfall days, and 17.44" (443mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 30.5 snowfall days, and 7.68" (195mm) of snow is accumulated.

Daylight

The average length of the day in October is 11h and 6min.
On the first day of October, sunrise is at 6:50 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:50 pm CDT.

Sunshine

The average sunshine in October is 5.9h.

UV index

In Chatsworth, Illinois, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 3 during October translates into the following directions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

What are October temperatures?

The average high-temperature, in October, in Chatsworth, is 62.2°F (16.8°C), while the average low-temperature is 46.8°F (8.2°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in July is calculated to be 87.8°F (31°C).

What is the least humid month?

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

What is the average humidity in October?

In October, the average relative humidity is 71%.

How many days does it rain in October?

In Chatsworth, in October, during 10.3 rainfall days, 1.34" (34mm) of precipitation is typically accumulated.

When does it start to snow?

October is the first month it typically snows. Throughout October, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow.

What is the average length of the day in October?

In Chatsworth, the average day length in October is 11h and 6min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 6:50 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:50 pm CDT.

How many hours of sunshine does Chatsworth have in October?

The average sunshine duration in October in Chatsworth is 5.9h.

What is the UV index reading in October?

In October, the average daily maximum UV index in Chatsworth is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Chatsworth, IL

Average temperature in October - Chatsworth, IL
  • Average high temperature in October: 62.2°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in October: 46.8°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure in October
Chatsworth, IL

Average pressure in October - Chatsworth, IL
  • Average pressure in October: 30.02"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in October
Chatsworth, IL

Average wind speed in October - Chatsworth, IL
  • Average wind speed in October: 9.5mph

The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in October
Chatsworth, IL

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

The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is October (71%).

Average rainfall in October
Chatsworth, IL

Average rainfall in October - Chatsworth, IL
  • Average rainfall in October: 1.34"

The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is January (0.79").

Average rainfall days in October
Chatsworth, IL

Average rainfall days in October - Chatsworth, IL
  • Average rainfall days in October: 10.3 days

The month with the highest number of rainy days is May (17 days).
The months with the least rainy days are January and February (5 days).

Average snowfall in October
Chatsworth, IL

Average snowfall in October - Chatsworth, IL
  • Average snowfall in October: 0.04"

The month with the highest snowfall is January (2.09").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Chatsworth, IL

Average snowfall days in October - Chatsworth, IL
  • Average snowfall days in October: 0.2 days

The month with the highest number of snowfall days is January (10.6 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
Chatsworth, IL

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in October
Chatsworth, IL

Average sunshine days in October - Chatsworth, IL
  • Average sunshine days in October: 19.1 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.4 days).

Average UV index in October
Chatsworth, IL

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

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
Chatsworth, IL

Average cloud cover in October - Chatsworth, IL
  • Average cloud cover in October: 38

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 32).

Average visibility in October
Chatsworth, IL

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

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

Chatsworth, Illinois, USA

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