October weather forecast
Lewis Corner, IL

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Weather in October

October, the same as September, in Lewis Corner, Illinois, is an agreeable autumn month, with an average temperature fluctuating between 68.9°F (20.5°C) and 50.5°F (10.3°C).

Temperature

The onset of October results in a decrease in the average high-temperature, receding from a warm 81.5°F (27.5°C) in September to a pleasant 68.9°F (20.5°C). An average low-temperature of 50.5°F (10.3°C) is expected during October.

Humidity

With an average relative humidity of 70%, October is the least humid month.

Rainfall

In October, in Lewis Corner, the rain falls for 10.2 days. Throughout October, 2.6" (66mm) of precipitation is accumulated. Throughout the year, there are 160.7 rainfall days, and 36.73" (933mm) of precipitation is accumulated.

Snowfall

In Lewis Corner, snow does not fall in May through October.

Daylight

The average length of the day in October is 11h and 13min.
On the first day of October, sunrise is at 6:50 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:57 pm CDT.

Sunshine

In October, the average sunshine is 6.8h.

UV index

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A daily high UV index of 3 in October leads to these guidelines:
Make use of precautions - It is urged to ward off sun damage. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

The average high-temperature and low-temperature during October are 68.9°F (20.5°C) and 50.5°F (10.3°C) respectively. The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 86°F (30°C).

What is the least humid month?

October is the least humid month, with an average relative humidity of 70%.

What is the average humidity in October?

In October, the average relative humidity is 70%.

How much does it rain in October?

In Lewis Corner, during October, the rain falls for 10.2 days and regularly aggregates up to 2.6" (66mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

Does it snow in October?

In Lewis Corner, Illinois, in October, it doesn't snow. In November, it regularly snows.

What is the average length of the day in October?

In October, the average day length is 11h and 13min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 6:50 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:57 pm CDT.

How many hours of sunshine does Lewis Corner have in October?

The average sunshine duration in October is 6.8h.

What is the UV index intensity in October in Lewis Corner?

In Lewis Corner, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Lewis Corner, IL

Average temperature in October - Lewis Corner, IL
  • Average high temperature in October: 68.9°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41.4°F).

  • Average low temperature in October: 50.5°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28°F).

Average pressure in October
Lewis Corner, IL

Average pressure in October - Lewis Corner, IL
  • Average pressure in October: 30.05"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in October
Lewis Corner, IL

Average wind speed in October - Lewis Corner, IL
  • Average wind speed in October: 7.5mph

The windiest months (with the highest average wind speed) are January, March and April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

Average humidity in October
Lewis Corner, IL

Average humidity in October - Lewis Corner, IL
  • Average humidity in October: 70%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).

Average rainfall in October
Lewis Corner, IL

Average rainfall in October - Lewis Corner, IL
  • Average rainfall in October: 2.6"

The wettest month (with the highest rainfall) is April (4.29").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days in October
Lewis Corner, IL

Average rainfall days in October - Lewis Corner, IL
  • Average rainfall days in October: 10.2 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is October (10.2 days).

Average snowfall in October
Lewis Corner, IL

Average snowfall in October - Lewis Corner, IL
  • Average snowfall in October: 0"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in October
Lewis Corner, IL

Average snowfall days in October - Lewis Corner, IL
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in October /
Average sunshine in October
Lewis Corner, IL

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in October: 6h and 5min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in October
Lewis Corner, IL

Average sunshine days in October - Lewis Corner, IL
  • Average sunshine days in October: 19.3 days

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is May (11 days).

Average UV index in October
Lewis Corner, IL

Average UV index in October - Lewis Corner, IL
  • Average UV index in October: 3

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in October
Lewis Corner, IL

Average cloud cover in October - Lewis Corner, IL
  • Average cloud cover in October: 31

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 26).

Average visibility in October
Lewis Corner, IL

Average visibility in October - Lewis Corner, 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).

Lewis Corner, Illinois, USA

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