October weather forecast
Rome, IL

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Weather in October

October, like September, in Rome, Illinois, is another comfortable autumn month, with an average temperature ranging between min 46°F (7.8°C) and max 61.9°F (16.6°C).

Temperature

The start of October comes with a reduction in the average high-temperature, receding from a warm 75.9°F (24.4°C) in September to an enjoyable 61.9°F (16.6°C). Rome experiences a mean temperature of 46°F (7.8°C) during October nights.

Humidity

October is the least humid month in Rome, with an average relative humidity of 72%.

Rainfall

In Rome, during October, the rain falls for 10 days and regularly aggregates up to 1.34" (34mm) of precipitation. In Rome, during the entire year, the rain falls for 123.4 days and collects up to 15.12" (384mm) of precipitation.

Snowfall

Months with snowfall in Rome are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, there are 27.8 snowfall days, and 6.46" (164mm) of snow is accumulated.

Daylight

In Rome, Illinois, the average length of the day in October is 11h and 6min.
On the first day of October, sunrise is at 6:55 am and sunset at 6:39 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:54 pm CDT.

Sunshine

In October, the average sunshine is 5.8h.

UV index

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 3 in October interprets into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. To protect against the Sun's most potent rays, avoid direct exposure around midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Rome in October?

The average high-temperature and low-temperature in Rome, Illinois, during October are 61.9°F (16.6°C) and 46°F (7.8°C) respectively. In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is calculated to be 89.6°F (32°C).

What is the least humid month in Rome?

With an average relative humidity of 72%, October is the least humid month in Rome.

What is the average humidity in October in Rome?

In Rome, Illinois, the average relative humidity in October is 72%.

How much does it rain in Rome in October?

In Rome, in October, it is raining for 10 days, with typically 1.34" (34mm) of accumulated precipitation.

When does it start to snow in Rome?

October is the first month it typically snows in Rome, Illinois. Throughout October, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow.

How many hours of daylight does Rome have in October?

The average day length in October is 11h and 6min.

When are sunrise and sunset in October in Rome?

In October, on the first day of the month, sunrise is at 6:55 am and sunset at 6:39 pm. On the last day of the month, in Rome, Illinois, sunrise is at 7:28 am and sunset at 5:54 pm CDT.

How many hours of sunshine does Rome have in October?

The average sunshine duration in October is 5.8h.

What is the UV index reading in October in Rome?

In Rome, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Rome, IL

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

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in October: 46°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).

Average pressure in October
Rome, IL

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in October
Rome, IL

Average wind speed in October - Rome, IL
  • Average wind speed in October: 9.3mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in October
Rome, IL

Average humidity in October - Rome, IL
  • Average humidity in October: 72%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in October
Rome, IL

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

The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in October
Rome, IL

Average rainfall days in October - Rome, IL
  • Average rainfall days in October: 10 days

The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is February (4.5 days).

Average snowfall in October
Rome, IL

Average snowfall in October - Rome, IL
  • Average snowfall in October: 0.16"

The month with the highest snowfall is January (1.93").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Rome, IL

Average snowfall days in October - Rome, IL
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (9.2 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
Rome, IL

Average daylight in October / Average sunshine in October - Rome, 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 June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in October
Rome, IL

Average sunshine days in October - Rome, IL
  • Average sunshine days in October: 19 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (12.4 days).

Average UV index in October
Rome, IL

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in October
Rome, IL

Average cloud cover in October - Rome, IL
  • Average cloud cover in October: 38

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 31).

Average visibility in October
Rome, IL

Average visibility in October - Rome, 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).

Rome, Illinois, USA

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