October weather forecast
Wheeling, IL

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Weather in October

October, like September, is another mild autumn month in Wheeling, Illinois, with an average temperature varying between 46.2°F (7.9°C) and 59.7°F (15.4°C).

Temperature

October comes with a decrease in the average high-temperature, falling from an agreeable 73°F (22.8°C) in September to a refreshing 59.7°F (15.4°C). In the month of October, the average temperature dips to a frosty 46.2°F (7.9°C) during the night.

Humidity

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

Rainfall

In October, the rain falls for 14.4 days. Throughout October, 2.56" (65mm) of precipitation is accumulated. Throughout the year, there are 154.2 rainfall days, and 28.94" (735mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.28" (7mm) of snow. In Wheeling, during the entire year, snow falls for 45.4 days and aggregates up to 16.85" (428mm) 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 6:32 pm. On the last day of October, sunrise is at 7:24 am and sunset at 5:46 pm CDT.

Sunshine

In Wheeling, the average sunshine in October is 5.6h.

UV index

The average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In October, a daily UV index of 2 turns into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

During October, Wheeling experiences an average high-temperature of 59.7°F (15.4°C) and a low-temperature of 46.2°F (7.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in July is appraised at 86°F (30°C).

What is the least humid month?

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

What is the average humidity in October?

The average relative humidity in October is 73%.

How many days does it rain in October?

In Wheeling, in October, it is raining for 14.4 days, with typically 2.56" (65mm) of accumulated precipitation.

When does it start to snow?

October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.28" (7mm) of snow.

What is the average length of the day in October?

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

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:49 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:46 pm CDT.

How long on average sun shines in October?

In Wheeling, the average sunshine duration in October is 5.6h.

What is the UV index intensity in October?

The average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
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
Wheeling, IL

Average temperature in October - Wheeling, IL
  • Average high temperature in October: 59.7°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in October: 46.2°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).

Average pressure in October
Wheeling, IL

Average pressure in October - Wheeling, IL
  • Average pressure in October: 30"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
Wheeling, IL

Average wind speed in October - Wheeling, IL
  • Average wind speed in October: 9.2mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in October
Wheeling, IL

Average humidity in October - Wheeling, IL
  • Average humidity in October: 73%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (73%).

Average rainfall in October
Wheeling, IL

Average rainfall in October - Wheeling, IL
  • Average rainfall in October: 2.56"

The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is December (1.34").

Average rainfall days in October
Wheeling, IL

Average rainfall days in October - Wheeling, IL
  • Average rainfall days in October: 14.4 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (5.9 days).

Average snowfall in October
Wheeling, IL

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

The month with the highest snowfall is January (4.8").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Wheeling, IL

Average snowfall days in October - Wheeling, IL
  • Average snowfall days in October: 0.5 days

The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Wheeling, 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 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).

Average sunshine days in October
Wheeling, IL

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

The month with the most sunshine days is November (15.7 days).
The month with the least sunshine days is April (10.3 days).

Average UV index in October
Wheeling, IL

Average UV index in October - Wheeling, 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).

Average cloud cover in October
Wheeling, IL

Average cloud cover in October - Wheeling, IL
  • Average cloud cover in October: 43

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

Average visibility in October
Wheeling, IL

Average visibility in October - Wheeling, 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).

Wheeling, Illinois, USA

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