October weather forecast
Bolingbrook, IL

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Weather in October

October embraces full fall weather, bringing a significant drop in temperature from the previous month. Bolingbrook decks up in myriad hues of red, orange, and yellow foliage. It's the perfect time for fall festivities and seasonal activities. The city witnesses a marginal increase in wind speed. Advisable to wear warm clothing for the chilly evenings and breezy nights.

Temperature

The onset of October brings a small change in high-temperatures, falling from a moderately hot 74.3°F (23.5°C) in September to a moderate 60.6°F (15.9°C). In Bolingbrook, the nighttime temperature averages to a frosty 45.5°F (7.5°C) during October.

Humidity

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

Rainfall

In Bolingbrook, in October, it is raining for 11.9 days, with typically 2.01" (51mm) of accumulated precipitation. In Bolingbrook, during the entire year, the rain falls for 145.4 days and collects up to 22.83" (580mm) of precipitation.

Snowfall

Months with snowfall in Bolingbrook are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.28" (7mm) of snow. In Bolingbrook, Illinois, during the entire year, snow falls for 44.4 days and aggregates up to 11.93" (303mm) of snow.

Daylight

The average length of the day in October is 11h and 4min.
On the first day of the month, sunrise is at 6:49 am and sunset at 6:33 pm. On the last day of October, sunrise is at 7:24 am and sunset at 5:47 pm CDT.

Sunshine

The average sunshine in October is 5.7h.

UV index

In Bolingbrook, Illinois, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In October, the maximum UV index of 3 translates into these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.

Frequently asked questions

What is the usual temperature for Bolingbrook in October?

Bolingbrook in October has an average high-temperature of 60.6°F (15.9°C) and an average low-temperature of 45.5°F (7.5°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is estimated at 87.8°F (31°C).

What is the least humid month?

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

What is the average humidity in October?

In October, the average relative humidity is 73%.

How much does it rain in October?

In Bolingbrook, in October, during 11.9 rainfall days, 2.01" (51mm) of precipitation is typically accumulated.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.28" (7mm) of snow.

How many hours of daylight does Bolingbrook have in October?

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

When are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:49 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:47 pm CDT.

How many hours of sunshine does Bolingbrook have in October?

The average sunshine duration in October is 5.7h.

How high is the UV index in October?

The average daily maximum UV index in October in Bolingbrook is 3. A UV Index of 3 to 5 symbolizes 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
Bolingbrook, IL

Average temperature in October - Bolingbrook, IL
  • Average high temperature in October: 60.6°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 (28.8°F).

  • Average low temperature in October: 45.5°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

Average pressure in October
Bolingbrook, IL

Average pressure in October - Bolingbrook, 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
Bolingbrook, IL

Average wind speed in October - Bolingbrook, 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
Bolingbrook, IL

Average humidity in October - Bolingbrook, 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
Bolingbrook, IL

Average rainfall in October - Bolingbrook, IL
  • Average rainfall in October: 2.01"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is December (1.06").

Average rainfall days in October
Bolingbrook, IL

Average rainfall days in October - Bolingbrook, IL
  • Average rainfall days in October: 11.9 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (4.9 days).

Average snowfall in October
Bolingbrook, IL

Average snowfall in October - Bolingbrook, IL
  • Average snowfall in October: 0.28"

The month with the highest snowfall is January (3.11").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Bolingbrook, IL

Average snowfall days in October - Bolingbrook, IL
  • Average snowfall days in October: 0.4 days

The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in October /
Average sunshine in October
Bolingbrook, IL

Average daylight in October / Average sunshine in October - Bolingbrook, 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 4min

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

Average sunshine days in October
Bolingbrook, IL

Average sunshine days in October - Bolingbrook, IL
  • Average sunshine days in October: 16.3 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (9.3 days).

Average UV index in October
Bolingbrook, IL

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

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).

Average cloud cover in October
Bolingbrook, IL

Average cloud cover in October - Bolingbrook, 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 31).

Average visibility in October
Bolingbrook, IL

Average visibility in October - Bolingbrook, 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).

Bolingbrook, Illinois, USA

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