October weather forecast
Countryside, IL

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Weather in October

October, the same as September, is another comfortable autumn month in Countryside, Illinois, with an average temperature ranging between min 46.9°F (8.3°C) and max 60.8°F (16°C).

Temperature

The transition into October is accompanied by a temperature decrease, with the average high-temperature shifting from a warm 74.1°F (23.4°C) in September to a comfortable 60.8°F (16°C). In October, the nighttime temperature in Countryside lowers to an average of 46.9°F (8.3°C).

Humidity

The least humid month in Countryside is October, with an average relative humidity of 72%.

Rainfall

In Countryside, Illinois, in October, during 14.3 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. In Countryside, during the entire year, the rain falls for 166.8 days and collects up to 34.96" (888mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows in Countryside. Throughout October, in the average 0.2 snowfall days, it receives 0.24" (6mm) of snow. Throughout the year, there are 47.1 snowfall days, and 19.02" (483mm) of snow is accumulated.

Daylight

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 5:46 pm CDT.

Sunshine

In October, the average sunshine in Countryside is 5.9h.

UV index

The average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 3 in October translates into this advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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Frequently asked questions

What is the average October temperature in Countryside?

October temperatures in Countryside, Illinois, vary between a high-temperature of 60.8°F (16°C) and a low-temperature of 46.9°F (8.3°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is computed to be 84.2°F (29°C).

What is the least humid month in Countryside?

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

What is the average humidity in October in Countryside?

In October, the average relative humidity is 72%.

How much does it rain in Countryside in October?

In Countryside, Illinois, in October, it is raining for 14.3 days, with typically 2.95" (75mm) of accumulated precipitation.

When does it start snowing in Countryside?

October is the first month it typically snows in Countryside. Throughout October, in the average 0.2 snowfall days, it receives 0.24" (6mm) of snow.

What is the average length of the day in October in Countryside?

In Countryside, Illinois, the average day length in October is 11h and 4min.

What time are sunrise and sunset in October in Countryside?

On the first day of October in Countryside, 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 5:46 pm CDT.

How many hours of sunshine does Countryside have in October?

The average sunshine duration in October is 5.9h.

What is the UV index intensity in October in Countryside?

In October, the average daily maximum UV index in Countryside, Illinois, is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe 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
Countryside, IL

Average temperature in October - Countryside, IL
  • Average high temperature in October: 60.8°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in October: 46.9°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 (18.3°F).

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Average pressure in October
Countryside, IL

Average pressure in October - Countryside, 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
Countryside, IL

Average wind speed in October - Countryside, IL
  • Average wind speed in October: 9.1mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in October
Countryside, IL

Average humidity in October - Countryside, 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
Countryside, IL

Average rainfall in October - Countryside, IL
  • Average rainfall in October: 2.95"

The wettest month (with the highest rainfall) is May (4.61").
The driest months (with the least rainfall) are November and December (1.77").

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Average rainfall days in October
Countryside, IL

Average rainfall days in October - Countryside, IL
  • Average rainfall days in October: 14.3 days

The month with the highest number of rainy days is June (19.4 days).
The month with the least rainy days is February (5.9 days).

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Average snowfall in October
Countryside, IL

Average snowfall in October - Countryside, IL
  • Average snowfall in October: 0.24"

The month with the highest snowfall is February (5.28").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Countryside, IL

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

The month with the highest number of snowfall days is January (13.3 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
Countryside, IL

Average daylight in October / Average sunshine in October - Countryside, 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 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in October
Countryside, IL

Average sunshine days in October - Countryside, IL
  • Average sunshine days in October: 14 days

The month with the most sunshine days is November (16.1 days).
The month with the least sunshine days is June (8.2 days).

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Average UV index in October
Countryside, IL

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

The months with the highest UV index are 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
Countryside, IL

Average cloud cover in October - Countryside, IL
  • Average cloud cover in October: 41

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in October
Countryside, IL

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

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

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Countryside, Illinois, USA

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