Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
The beginning of October involves a decrease in the average high-temperature, transitioning from a moderately hot 74.8°F (23.8°C) in September to an enjoyable 61.9°F (16.6°C). Wilmington, during the nights of October, experiences an average temperature drop to a chilly 46°F (7.8°C).Humidity
With an average relative humidity of 72%, October is the least humid month.Rainfall
In October, in Wilmington, the rain falls for 12.7 days. Throughout October, 3.03" (77mm) of precipitation is accumulated. Throughout the year, there are 160.4 rainfall days, and 33.5" (851mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, there are 38.7 snowfall days, and 15.39" (391mm) of snow is accumulated.Daylight
The average length of the day in October is 11h and 5min.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 7:23 am and sunset at 5:48 pm CDT.
Sunshine
The average sunshine in October is 6h.UV index
In Wilmington, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: In October, the maximum UV index of 3 translates into these guidelines:
Undertake precautions - Obligation exists to protect against skin and eye damage. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in October?
What is the least humid month?
What is the average humidity in October?
How many days does it rain in October?
When does it start to snow?
What is the average length of the day in October?
What time are sunrise and sunset in October?
How long on average sun shines in October?
How high is the UV index in October?
Average temperature in October
Wilmington, IL
- Average high temperature in October: 61.9°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 (29.7°F).
- Average low temperature in October: 46°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in October
Wilmington, IL
- Average pressure in October: 30.01"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Wilmington, IL
- Average wind speed in October: 8.8mph
The windiest months (with the highest average wind speed) are January and April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in October
Wilmington, 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
Wilmington, IL
- Average rainfall in October: 3.03"
The wettest month (with the highest rainfall) is May (4.57").
The driest months (with the least rainfall) are February and November (1.69").
Average rainfall days in October
Wilmington, IL
- Average rainfall days in October: 12.7 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in October
Wilmington, IL
- Average snowfall in October: 0.16"
The month with the highest snowfall is February (4.29").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Wilmington, IL
- Average snowfall days in October: 0.3 days
The month with the highest number of snowfall days is January (10.6 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
Wilmington, 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: 6h and 0min
The months with the most sunshine are June, July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in October
Wilmington, IL
- Average sunshine days in October: 15.7 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in October
Wilmington, IL
- Average UV index in October: 3
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 October
Wilmington, IL
- Average cloud cover in October: 40
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 33).
Average visibility in October
Wilmington, IL
- Average visibility in October: 6mi
The months with the highest visibility are January, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are February, July and August (5mi).
Wilmington, Illinois, USA
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