October weather forecast
Cullom, IL

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Weather in October

October, the same as September, is another refreshing autumn month in Cullom, Illinois, with an average temperature varying between 46.8°F (8.2°C) and 61.9°F (16.6°C).

Temperature

Cullom in October experiences a subtle temperature decline, with average high-temperatures reducing from a warm 74.8°F (23.8°C) in September to an enjoyable 61.9°F (16.6°C). Cullom's nights in October experience an average temperature drop to a chilly 46.8°F (8.2°C).

Humidity

With an average relative humidity of 71%, October is the least humid month in Cullom.

Rainfall

In Cullom, Illinois, during October, the rain falls for 8.9 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, in Cullom, there are 117.5 rainfall days, and 13.74" (349mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.04" (1mm) of snow. In Cullom, during the entire year, snow falls for 31.9 days and aggregates up to 5.2" (132mm) of snow.

Daylight

The average length of the day in October is 11h and 6min.
On the first day of October in Cullom, sunrise is at 6:50 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:49 pm CDT.

Sunshine

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

UV index

In October, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In October, the maximum UV index of 3 translates into these guidelines:
Be vigilant - A duty to shield skin and eyes from injury exists. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Opt for tightly woven and loose clothing to enhance protection from the Sun. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature in Cullom?

An average high-temperature, in October, in Cullom, is 61.9°F (16.6°C) and the average low-temperature is 46.8°F (8.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in July is calculated to be 87.8°F (31°C).

What is the least humid month in Cullom?

With an average relative humidity of 71%, October is the least humid month in Cullom, Illinois.

What is the average humidity in October in Cullom?

In Cullom, Illinois, the average relative humidity in October is 71%.

How much does it rain in Cullom in October?

In Cullom, Illinois, during October, the rain falls for 8.9 days and regularly aggregates up to 1.34" (34mm) of precipitation.

When does it start to snow in Cullom?

October is the first month it typically snows in Cullom. Throughout October, in the average 0.4 snowfall days, it receives 0.04" (1mm) of snow.

How many hours of daylight does Cullom have in October?

In Cullom, the average day length in October is 11h and 6min.

When is the sunrise / sunset in October in Cullom?

In October, on the first day of the month, sunrise is at 6:50 am and sunset at 6:34 pm. On the last day of the month, in Cullom, sunrise is at 7:23 am and sunset at 5:49 pm CDT.

How long on average sun shines in October in Cullom?

In Cullom, Illinois, the average sunshine duration in October is 5.9h.

What is the UV index reading in October in Cullom?

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health threat from 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
Cullom, IL

Average temperature in October - Cullom, IL
  • Average high temperature in October: 61.9°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in October: 46.8°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in October
Cullom, IL

Average pressure in October - Cullom, IL
  • Average pressure in October: 30.01"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in October
Cullom, IL

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

The windiest months (with the highest average wind speed) are January and April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in October
Cullom, IL

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

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).

Average rainfall in October
Cullom, IL

Average rainfall in October - Cullom, IL
  • Average rainfall in October: 1.34"

The wettest month (with the highest rainfall) is May (2.09").
The driest months (with the least rainfall) are February and November (0.63").

Average rainfall days in October
Cullom, IL

Average rainfall days in October - Cullom, IL
  • Average rainfall days in October: 8.9 days

The months with the highest number of rainy days are May and July (14.8 days).
The month with the least rainy days is February (3.7 days).

Average snowfall in October
Cullom, IL

Average snowfall in October - Cullom, IL
  • Average snowfall in October: 0.04"

The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Cullom, IL

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

The month with the highest number of snowfall days is January (9.9 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
Cullom, IL

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in October: 5h and 5min

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

Average sunshine days in October
Cullom, IL

Average sunshine days in October - Cullom, IL
  • Average sunshine days in October: 19.5 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is July (11.8 days).

Average UV index in October
Cullom, IL

Average UV index in October - Cullom, 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 and December (UV index 1).

Average cloud cover in October
Cullom, IL

Average cloud cover in October - Cullom, IL
  • Average cloud cover in October: 40

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 34).

Average visibility in October
Cullom, IL

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

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

Cullom, Illinois, USA

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