October weather forecastWarrenville, IL
October
Weather in October
October, like September, is a moderate autumn month in Warrenville, Illinois, with temperature in the range of an average high of 60.6°F (15.9°C) and an average low of 45.5°F (7.5°C).Temperature
The onset of October brings a small change in high-temperatures, falling from a moderately hot 73.8°F (23.2°C) in September to a moderate 60.6°F (15.9°C). Warrenville's temperature lowers to a mean of 45.5°F (7.5°C) during the nights in October.Humidity
The least humid month is October, with an average relative humidity of 73%.Rainfall
In Warrenville, in October, during 11 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. Throughout the year, there are 132.2 rainfall days, and 16.22" (412mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. October is the first month it typically snows in Warrenville. Throughout October, in the average 0.4 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, there are 38.7 snowfall days, and 6.93" (176mm) of snow is accumulated.Daylight
The average length of the day in October is 11h and 4min.On the first day of October, sunrise is at 6:50 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:47 pm CDT.
Sunshine
In Warrenville, the average sunshine in October is 5.7h.UV index
In Warrenville, Illinois, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: During October, 3 as the daily maximum UV index converts into the following advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Warrenville, IL
- Average high temperature in October: 60.6°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.4°F).
- Average low temperature in October: 45.5°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in October
Warrenville, IL
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Warrenville, IL
- Average wind speed in October: 8.6mph
The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in October
Warrenville, IL
- Average humidity in October: 73%
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in October
Warrenville, IL
- Average rainfall in October: 1.42"
The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is December (0.71").
Average rainfall days in October
Warrenville, IL
- Average rainfall days in October: 11 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (4.4 days).
Average snowfall in October
Warrenville, IL
- Average snowfall in October: 0.16"
The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Warrenville, IL
- Average snowfall days in October: 0.4 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Warrenville, IL
- Average daylight in October: 11h and 6min
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 42min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in October
Warrenville, IL
- Average sunshine days in October: 17.7 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.2 days).
Average UV index in October
Warrenville, 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
Warrenville, IL
- Average cloud cover in October: 42
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 31).
Average visibility in October
Warrenville, 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).





