October weather forecast
Chandlerville, IL

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Weather in October

October, the same as September, is another comfortable autumn month in Chandlerville, Illinois, with an average temperature fluctuating between 63.9°F (17.7°C) and 47.3°F (8.5°C).

Temperature

The shift from September to October corresponds with a decrease in the average high-temperature, down to a comfortable 63.9°F (17.7°C) from a moderately hot 77.7°F (25.4°C). October brings an average low-temperature of 47.3°F (8.5°C) to Chandlerville.

Humidity

The least humid month is October, with an average relative humidity of 71%.

Rainfall

In October, the rain falls for 12.3 days. Throughout October, 2.76" (70mm) of precipitation is accumulated. In Chandlerville, during the entire year, the rain falls for 155 days and collects up to 31.73" (806mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.2 snowfall days, it receives 0.12" (3mm) of snow. Throughout the year, there are 31.1 snowfall days, and 12.24" (311mm) of snow is accumulated.

Daylight

The average length of the day in October in Chandlerville is 11h and 8min.
On the first day of October, sunrise is at 6:57 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:58 pm CDT.

Sunshine

In October, the average sunshine is 5.8h.

UV index

In Chandlerville, Illinois, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 3 during October leads to these advisories:
Exercise prevention - Protecting skin and eyes from harm is required. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Jul 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

Chandlerville in October has an average high-temperature of 63.9°F (17.7°C) and an average low-temperature of 47.3°F (8.5°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 89.6°F (32°C).

What is the least humid month?

October is the least humid month, with an average relative humidity of 71%.

What is the average humidity in October?

In October, the average relative humidity is 71%.

How many days does it rain in October?

In Chandlerville, Illinois, in October, during 12.3 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 0.2 snowfall days, it receives 0.12" (3mm) of snow.

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

The average day length in October is 11h and 8min.

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 6:57 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:58 pm CDT.

How many hours of sunshine does Chandlerville have in October?

In October, the average sunshine duration is 5.8h.

What is the UV index intensity in October?

In October, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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
Chandlerville, IL

Average temperature in October - Chandlerville, IL
  • Average high temperature in October: 63.9°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in October: 47.3°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 (20.7°F).

Average pressure in October
Chandlerville, IL

Average pressure in October - Chandlerville, IL
  • Average pressure in October: 30.02"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in October
Chandlerville, IL

Average wind speed in October - Chandlerville, IL
  • Average wind speed in October: 8.9mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

Average humidity in October
Chandlerville, IL

Average humidity in October - Chandlerville, IL
  • Average humidity in October: 71%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in October
Chandlerville, IL

Average rainfall in October - Chandlerville, IL
  • Average rainfall in October: 2.76"

The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is December (1.57").

Average rainfall days in October
Chandlerville, IL

Average rainfall days in October - Chandlerville, IL
  • Average rainfall days in October: 12.3 days

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (6.6 days).

Average snowfall in October
Chandlerville, IL

Average snowfall in October - Chandlerville, IL
  • Average snowfall in October: 0.12"

The month with the highest snowfall is January (3.9").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Chandlerville, IL

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

The month with the highest number of snowfall days is January (10 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in October
Chandlerville, IL

Average sunshine days in October - Chandlerville, IL
  • Average sunshine days in October: 16.6 days

The months with the most sunshine days are November and December (18.6 days).
The month with the least sunshine days is June (8.3 days).

Average UV index in October
Chandlerville, IL

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

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

Average cloud cover in October
Chandlerville, IL

Average cloud cover in October - Chandlerville, IL
  • Average cloud cover in October: 35

The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are June, July, August and September (Cloud cover 30).

Average visibility in October
Chandlerville, IL

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

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

Chandlerville, Illinois, USA

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