October weather forecast
Chicago Ridge, IL

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Weather in October

October, like September, is another refreshing autumn month in Chicago Ridge, Illinois, with an average temperature varying between 60.6°F (15.9°C) and 47.1°F (8.4°C).

Temperature

October suggests a modest reduction in the average high-temperature, shifting from a moderately hot 73.6°F (23.1°C) in September to a moderate 60.6°F (15.9°C). In Chicago Ridge, the average nighttime temperature during October is a chilly 47.1°F (8.4°C).

Humidity

October is the least humid month, with an average relative humidity of 72%.

Rainfall

In Chicago Ridge, during October, the rain falls for 12.8 days and regularly aggregates up to 1.93" (49mm) of precipitation. Throughout the year, there are 147.7 rainfall days, and 23.62" (600mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Chicago Ridge, Illinois, are January through April, October through December. October is the first month it typically snows in Chicago Ridge. Throughout October, in the average 0.4 snowfall days, it receives 0.2" (5mm) of snow. Throughout the year, in Chicago Ridge, there are 42.4 snowfall days, and 11.61" (295mm) of snow is accumulated.

Daylight

In October, the average length of the day in Chicago Ridge, Illinois, is 11h and 4min.
On the first day of the month, sunrise is at 6:48 am and sunset at 6:32 pm. On the last day of October, sunrise is at 7:22 am and sunset at 5:46 pm CDT.

Sunshine

The average sunshine in October is 5.9h.

UV index

In Chicago Ridge, the average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 2 in October leads to these recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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Frequently asked questions

What are the temperatures in Chicago Ridge in October?

Chicago Ridge in October has an average high-temperature of 60.6°F (15.9°C) and an average low-temperature of 47.1°F (8.4°C). In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 86°F (30°C).

What is the least humid month in Chicago Ridge?

With an average relative humidity of 72%, October is the least humid month in Chicago Ridge.

What is the average humidity in October in Chicago Ridge?

The average relative humidity in October in Chicago Ridge, Illinois, is 72%.

How many days does it rain in October in Chicago Ridge?

In Chicago Ridge, in October, during 12.8 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

When does it start to snow in Chicago Ridge?

October is the first month it typically snows in Chicago Ridge. Throughout October, in the average 0.4 snowfall days, it receives 0.2" (5mm) of snow.

What is the average length of the day in October in Chicago Ridge?

In October, the average day length in Chicago Ridge is 11h and 4min.

When is the sunrise / sunset in October in Chicago Ridge?

On the first day of October in Chicago Ridge, sunrise is at 6:48 am and sunset at 6:32 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 Chicago Ridge?

The average sunshine duration in October in Chicago Ridge, Illinois, is 5.9h.

What is the UV index intensity in October in Chicago Ridge?

In October, the average daily maximum UV index in Chicago Ridge, Illinois, is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
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
Chicago Ridge, IL

Average temperature in October - Chicago Ridge, IL
  • Average high temperature in October: 60.6°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.5°F).

  • Average low temperature in October: 47.1°F

The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in October
Chicago Ridge, IL

Average pressure in October - Chicago Ridge, 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
Chicago Ridge, IL

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

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in October
Chicago Ridge, IL

Average humidity in October - Chicago Ridge, IL
  • Average humidity in October: 72%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in October
Chicago Ridge, IL

Average rainfall in October - Chicago Ridge, IL
  • Average rainfall in October: 1.93"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is December (1.02").

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Average rainfall days in October
Chicago Ridge, IL

Average rainfall days in October - Chicago Ridge, IL
  • Average rainfall days in October: 12.8 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (4.9 days).

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Average snowfall in October
Chicago Ridge, IL

Average snowfall in October - Chicago Ridge, IL
  • Average snowfall in October: 0.2"

The month with the highest snowfall is February (3.07").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Chicago Ridge, IL

Average snowfall days in October - Chicago Ridge, IL
  • Average snowfall days in October: 0.4 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Chicago Ridge, IL

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

The month with the longest days is June (Average daylight: 15h and 12min).
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 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in October
Chicago Ridge, IL

Average sunshine days in October - Chicago Ridge, IL
  • Average sunshine days in October: 14.9 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.8 days).

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Average UV index in October
Chicago Ridge, IL

Average UV index in October - Chicago Ridge, IL
  • Average UV index in October: 2

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in October
Chicago Ridge, IL

Average cloud cover in October - Chicago Ridge, IL
  • Average cloud cover in October: 41

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in October
Chicago Ridge, IL

Average visibility in October - Chicago Ridge, 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).

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Chicago Ridge, Illinois, USA

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