October weather forecast
Lee, IL

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Weather in October

October, the same as September, in Lee, Illinois, is another mild autumn month, with temperature in the range of an average high of 59.9°F (15.5°C) and an average low of 44.2°F (6.8°C).

Temperature

October brings a decrease in the average high-temperature, shifting from a warm 73.4°F (23°C) in September to a refreshing 59.9°F (15.5°C). The average nighttime temperature in Lee lowers to a frosty 44.2°F (6.8°C) throughout October.

Humidity

The least humid month in Lee is October, with an average relative humidity of 74%.

Rainfall

In October, the rain falls for 10.5 days. Throughout October, 1.26" (32mm) of precipitation is accumulated. In Lee, during the entire year, the rain falls for 124.5 days and collects up to 14.49" (368mm) of precipitation.

Snowfall

Months with snowfall in Lee, Illinois, are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.08" (2mm) of snow. In Lee, during the entire year, snow falls for 37.1 days and aggregates up to 6.14" (156mm) of snow.

Daylight

In Lee, the average length of the day in October is 11h and 4min.
On the first day of the month, sunrise is at 6:53 am and sunset at 6:36 pm. On the last day of October, sunrise is at 7:27 am and sunset at 5:50 pm CDT.

Sunshine

In Lee, the average sunshine in October is 5.3h.

UV index

In Lee, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 2 in October translates into this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. When the Sun is at its strongest around midday, find shade and limit exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October in Lee?

In Lee, in October, the average high-temperature is 59.9°F (15.5°C), and the average low-temperature is 44.2°F (6.8°C).

What is the least humid month in Lee?

The least humid month in Lee is October, with an average relative humidity of 74%.

What is the average humidity in October in Lee?

The average relative humidity in October in Lee is 74%.

How many days does it rain in October in Lee?

In October, in Lee, the rain falls for 10.5 days. Throughout October, 1.26" (32mm) of precipitation is accumulated.

When does it start snowing in Lee?

October is the first month it typically snows in Lee. Throughout October, in the average 0.5 snowfall days, it receives 0.08" (2mm) of snow.

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

In October, the average day length is 11h and 4min.

When are sunrise and sunset in October in Lee?

In October, on the first day of the month, sunrise is at 6:53 am and sunset at 6:36 pm. On the last day of the month, in Lee, Illinois, sunrise is at 7:27 am and sunset at 5:50 pm CDT.

How many hours of sunshine does Lee have in October?

In Lee, Illinois, the average sunshine duration in October is 5.3h.

How high is the UV index in October in Lee?

The average daily maximum UV index in October in Lee, Illinois, is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Lee, IL

Average temperature in October - Lee, IL
  • Average high temperature in October: 59.9°F

The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in October: 44.2°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).

Average pressure in October
Lee, IL

Average pressure in October - Lee, IL
  • Average pressure in October: 30"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in October
Lee, IL

Average wind speed in October - Lee, IL
  • Average wind speed in October: 9mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

Average humidity in October
Lee, IL

Average humidity in October - Lee, IL
  • Average humidity in October: 74%

The months with the highest relative humidity are January and July (85%).
The month with the lowest relative humidity is October (74%).

Average rainfall in October
Lee, IL

Average rainfall in October - Lee, IL
  • Average rainfall in October: 1.26"

The wettest month (with the highest rainfall) is June (2.13").
The driest month (with the least rainfall) is February (0.55").

Average rainfall days in October
Lee, IL

Average rainfall days in October - Lee, IL
  • Average rainfall days in October: 10.5 days

The month with the highest number of rainy days is June (16 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in October
Lee, IL

Average snowfall in October - Lee, IL
  • Average snowfall in October: 0.08"

The month with the highest snowfall is January (2.2").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in October
Lee, IL

Average snowfall days in October - Lee, IL
  • Average snowfall days in October: 0.5 days

The month with the highest number of snowfall days is January (10.3 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
Lee, IL

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in October: 5h and 2min

The month with the most sunshine is June (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in October
Lee, IL

Average sunshine days in October - Lee, IL
  • Average sunshine days in October: 17.7 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is June (10.9 days).

Average UV index in October
Lee, IL

Average UV index in October - Lee, IL
  • Average UV index in October: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in October
Lee, IL

Average cloud cover in October - Lee, IL
  • Average cloud cover in October: 42

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 34).

Average visibility in October
Lee, IL

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

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

Lee, Illinois, USA

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