November weather forecast
Rio, IL

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Weather in November

November, the last month of the autumn in Rio, is another chilly month, with temperature in the range of an average low of 33.8°F (1°C) and an average high of 47.5°F (8.6°C).

Temperature

As November arrives, Rio's weather displays a decrease in high-temperatures, transitioning from October's refreshing 61.5°F (16.4°C) to a chilly 47.5°F (8.6°C). The mean low-temperature during November nights in Rio is an icy 33.8°F (1°C).

Humidity

The average relative humidity in November is 74%.

Rainfall

In Rio, in November, during 6.3 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. Throughout the year, there are 109.9 rainfall days, and 11.14" (283mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Rio, in November, snow falls for 2 days, with typically accumulated 0.31" (8mm) of snow. Throughout the year, there are 28 snowfall days, and 4.53" (115mm) of snow is accumulated.

Daylight

In November, the average length of the day is 9h and 53min.
On the first day of November, sunrise is at 7:33 am and sunset at 5:56 pm CDT. On the last day of the month, sunrise is at 7:07 am and sunset at 4:33 pm CST.
Note: On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from CDT to CST. Daylight Saving Time starts again on Sunday, March 9. 2025, at 2:00 am; consequently, the time zone reverts from CST to CDT.

Sunshine

In November, the average sunshine is 5.3h.

UV index

In Rio, Illinois, the average daily maximum UV index in November is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 2 in November translates into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in November in Rio?

In Rio, 47.5°F (8.6°C) is the average high-temperature and 33.8°F (1°C) is the average low-temperature during November. In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 86°F (30°C).

What is the average humidity in November in Rio?

In November, the average relative humidity in Rio, Illinois, is 74%.

How many days does it rain in November in Rio?

In November, in Rio, the rain falls for 6.3 days. Throughout November, 0.59" (15mm) of precipitation is accumulated.

How many days does it snow in November in Rio?

In Rio, Illinois, in November, during 2 snowfall days, 0.31" (8mm) of snow is typically accumulated.

How many hours of daylight does Rio have in November?

In November, the average day length is 9h and 53min.

What time are sunrise and sunset in November in Rio?

In November, on the first day of the month, sunrise is at 7:33 am and sunset at 5:56 pm CDT. On the last day of the month, in Rio, sunrise is at 7:07 am and sunset at 4:33 pm CST.

When does Daylight Saving Time (DST) end in November in Rio?

On Sunday, November 3. 2024, at 2:00 am, Daylight Saving Time ends, and the time zone changes from CDT to CST. The next DST starts Sunday, March 9. 2025, at 2:00 am.

How long on average sun shines in November in Rio?

In November, the average sunshine duration is 5.3h.

What is the UV index reading in November in Rio?

In November, the average daily maximum UV index in Rio, Illinois, is 2. A UV Index of 2, and less, symbolizes a low 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 November
Rio, IL

Average temperature in November - Rio, IL
  • Average high temperature in November: 47.5°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 (29.5°F).

  • Average low temperature in November: 33.8°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in November
Rio, IL

Average pressure in November - Rio, IL
  • Average pressure in November: 30.1"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 November
Rio, IL

Average wind speed in November - Rio, IL
  • Average wind speed in November: 10.3mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in November
Rio, IL

Average humidity in November - Rio, IL
  • Average humidity in November: 74%

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

Average rainfall in November
Rio, IL

Average rainfall in November - Rio, IL
  • Average rainfall in November: 0.59"

The wettest month (with the highest rainfall) is May (1.65").
The driest months (with the least rainfall) are January and December (0.47").

Average rainfall days in November
Rio, IL

Average rainfall days in November - Rio, IL
  • Average rainfall days in November: 6.3 days

The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is February (3.9 days).

Average snowfall in November
Rio, IL

Average snowfall in November - Rio, IL
  • Average snowfall in November: 0.31"

The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in November
Rio, IL

Average snowfall days in November - Rio, IL
  • Average snowfall days in November: 2 days

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in November /
Average sunshine in November
Rio, IL

Average daylight in November / Average sunshine in November - Rio, IL
  • Average daylight in November: 9h and 5min

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 November: 5h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in November
Rio, IL

Average sunshine days in November - Rio, IL
  • Average sunshine days in November: 20.5 days

The month with the most sunshine days is December (21.6 days).
The month with the least sunshine days is June (12.4 days).

Average UV index in November
Rio, IL

Average UV index in November - Rio, IL
  • Average UV index in November: 2

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

Average cloud cover in November
Rio, IL

Average cloud cover in November - Rio, IL
  • Average cloud cover in November: 42

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 30).

Average visibility in November
Rio, IL

Average visibility in November - Rio, IL
  • Average visibility in November: 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).

Rio, Illinois, USA

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