October weather forecast
Oak Lawn, IL

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Weather in October

October in Oak Lawn is a beautiful spectacle with fall colors adorning the city's landscapes. Temperatures further drop, bringing in cool and crisp weather. Rainfall continues its downward trend, paving the way for clear days ahead. As the sun moves farther south, days get shorter and cooler, beginning the transition to winter. October provides an enchanting ambient environment to experience Oak Lawn.

Temperature

A subtle decrease in the average high-temperature marks October, falling from September's warm 73.6°F (23.1°C) to a mild 60.6°F (15.9°C). Oak Lawn experiences a steady low-temperature of 47.1°F (8.4°C) throughout October.

Humidity

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

Rainfall

In Oak Lawn, in October, it is raining for 12.8 days, with typically 1.93" (49mm) of accumulated precipitation. In Oak Lawn, during the entire year, the rain falls for 147.7 days and collects up to 23.62" (600mm) 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 0.4 snowfall days, it receives 0.2" (5mm) of snow. Throughout the year, in Oak Lawn, there are 42.4 snowfall days, and 11.61" (295mm) of snow is accumulated.

Daylight

In Oak Lawn, the average length of the day in October is 11h and 4min.
On the first day of October in Oak Lawn, 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.

Sunshine

The average sunshine in October in Oak Lawn is 5.9h.

UV index

In October, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 2 during October leads to these advisories:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

What is the usual temperature for Oak Lawn in October?

In Oak Lawn, in October, the average high-temperature is 60.6°F (15.9°C), and the average low-temperature is 47.1°F (8.4°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 86°F (30°C).

What is the least humid month in Oak Lawn?

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

What is the average humidity in October in Oak Lawn?

In Oak Lawn, the average relative humidity in October is 72%.

How many days does it rain in October in Oak Lawn?

In October, in Oak Lawn, the rain falls for 12.8 days. Throughout October, 1.93" (49mm) of precipitation is accumulated.

When does it start to snow in Oak Lawn?

October is the first month it typically snows. 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 Oak Lawn?

The average day length in October in Oak Lawn is 11h and 4min.

When is the sunrise / sunset in October in Oak Lawn?

On the first day of October, 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 Oak Lawn?

In Oak Lawn, Illinois, the average sunshine duration in October is 5.9h.

How high is the UV index in October in Oak Lawn?

In October, the average daily maximum UV index in Oak Lawn is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Oak Lawn, IL

Average temperature in October - Oak Lawn, 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
Oak Lawn, IL

Average pressure in October - Oak Lawn, 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
Oak Lawn, IL

Average wind speed in October - Oak Lawn, 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
Oak Lawn, IL

Average humidity in October - Oak Lawn, 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
Oak Lawn, IL

Average rainfall in October - Oak Lawn, 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
Oak Lawn, IL

Average rainfall days in October - Oak Lawn, 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
Oak Lawn, IL

Average snowfall in October - Oak Lawn, 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
Oak Lawn, IL

Average snowfall days in October - Oak Lawn, 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
Oak Lawn, IL

Average daylight in October / Average sunshine in October - Oak Lawn, 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
Oak Lawn, IL

Average sunshine days in October - Oak Lawn, 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
Oak Lawn, IL

Average UV index in October - Oak Lawn, 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
Oak Lawn, IL

Average cloud cover in October - Oak Lawn, 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
Oak Lawn, IL

Average visibility in October - Oak Lawn, 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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Oak Lawn, Illinois, USA

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