October weather forecast
Calhoun, IL

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Weather in October

October, the same as September, is another comfortable autumn month in Calhoun, Illinois, with an average temperature varying between 65.8°F (18.8°C) and 49.3°F (9.6°C).

Temperature

Welcoming October, Calhoun observes a shift in the average high-temperature, falling from September's warm 78.1°F (25.6°C) to an enjoyable 65.8°F (18.8°C). Throughout the month of October, Calhoun observes an average nighttime temperature of 49.3°F (9.6°C).

Humidity

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

Rainfall

In Calhoun, in October, it is raining for 10.2 days, with typically 2.13" (54mm) of accumulated precipitation. In Calhoun, during the entire year, the rain falls for 152.3 days and collects up to 27.99" (711mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Calhoun, the average length of the day in October is 11h and 11min.
On the first day of October, sunrise is at 6:48 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:52 pm CDT.

Sunshine

In October, the average sunshine is 6.6h.

UV index

In Calhoun, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 3 in October transforms into the following instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

In Calhoun, in October, the average high-temperature is 65.8°F (18.8°C), and the average low-temperature is 49.3°F (9.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in August is calculated to be 91.4°F (33°C).

What is the least humid month?

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

What is the average humidity in October?

In October, the average relative humidity in Calhoun is 70%.

How much does it rain in October?

In Calhoun, in October, during 10.2 rainfall days, 2.13" (54mm) of precipitation is typically accumulated.

When it does not snow?

In Calhoun, snow does not fall in May through October.

Does it snow in October?

In Calhoun, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Calhoun have in October?

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

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:48 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:52 pm CDT.

How long on average sun shines in October?

In October, the average sunshine duration is 6.6h.

What is the UV index intensity in October?

The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Calhoun, IL

Average temperature in October - Calhoun, IL
  • Average high temperature in October: 65.8°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in October: 49.3°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in October
Calhoun, IL

Average pressure in October - Calhoun, IL
  • Average pressure in October: 30.04"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in October
Calhoun, IL

Average wind speed in October - Calhoun, IL
  • Average wind speed in October: 8.6mph

The windiest months (with the highest average wind speed) are January and February (10.2mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

Average humidity in October
Calhoun, IL

Average humidity in October - Calhoun, IL
  • Average humidity in October: 70%

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is October (70%).

Average rainfall in October
Calhoun, IL

Average rainfall in October - Calhoun, IL
  • Average rainfall in October: 2.13"

The wettest month (with the highest rainfall) is April (4.09").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in October
Calhoun, IL

Average rainfall days in October - Calhoun, IL
  • Average rainfall days in October: 10.2 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in October
Calhoun, IL

Average snowfall in October - Calhoun, IL
  • Average snowfall in October: 0"

The month with the highest snowfall is January (1.54").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in October
Calhoun, IL

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

The month with the highest number of snowfall days is January (5.9 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
Calhoun, IL

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in October: 6h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in October
Calhoun, IL

Average sunshine days in October - Calhoun, IL
  • Average sunshine days in October: 18.8 days

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (11.2 days).

Average UV index in October
Calhoun, IL

Average UV index in October - Calhoun, 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, November and December (UV index 2).

Average cloud cover in October
Calhoun, IL

Average cloud cover in October - Calhoun, IL
  • Average cloud cover in October: 33

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are June and August (Cloud cover 28).

Average visibility in October
Calhoun, IL

Average visibility in October - Calhoun, 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).

Calhoun, Illinois, USA

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