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
As Wilmette enters October, the average high-temperature decreases from the an agreeable 70.7°F (21.5°C) of September to a refreshing 58.6°F (14.8°C). Wilmette's nighttime temperature in October drops to an average of 49.1°F (9.5°C).Humidity
October is the least humid month, with an average relative humidity of 73%.Rainfall
In Wilmette, in October, it is raining for 14.4 days, with typically 2.72" (69mm) of accumulated precipitation. In Wilmette, during the entire year, the rain falls for 154.1 days and collects up to 33.31" (846mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, in Wilmette, there are 40.5 snowfall days, and 12.76" (324mm) of snow is accumulated.Daylight
The average length of the day in October is 11h and 4min.On the first day of October in Wilmette, Illinois, sunrise is at 6:48 am and sunset at 6:31 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:45 pm CDT.
Sunshine
In October, the average sunshine is 5.8h.UV index
The average daily maximum UV index in October in Wilmette is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: During October, 2 as the daily maximum UV index converts into the following advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average October temperature in Wilmette?
What is the least humid month in Wilmette?
What is the average humidity in October in Wilmette?
How much does it rain in Wilmette in October?
When does it start to snow in Wilmette?
What is the average length of the day in October in Wilmette?
When are sunrise and sunset in October in Wilmette?
How long on average sun shines in October in Wilmette?
How high is the UV index in October in Wilmette?
Average temperature in October
Wilmette, IL
- Average high temperature in October: 58.6°F
The warmest month (with the highest average high temperature) is August (77°F).
The month with the lowest average high temperature is January (29.1°F).
- Average low temperature in October: 49.1°F
The months with the highest average low temperature are July and August (68°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in October
Wilmette, IL
- Average pressure in October: 30"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Wilmette, IL
- Average wind speed in October: 11.5mph
The windiest month (with the highest average wind speed) is January (12.7mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).
Average humidity in October
Wilmette, IL
- Average humidity in October: 73%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (73%).
Average rainfall in October
Wilmette, IL
- Average rainfall in October: 2.72"
The wettest month (with the highest rainfall) is June (4.49").
The driest month (with the least rainfall) is December (1.38").
Average rainfall days in October
Wilmette, IL
- Average rainfall days in October: 14.4 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in October
Wilmette, IL
- Average snowfall in October: 0.08"
The month with the highest snowfall is January (3.58").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Wilmette, IL
- Average snowfall days in October: 0.4 days
The month with the highest number of snowfall days is January (11.6 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
Wilmette, 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 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in October
Wilmette, IL
- Average sunshine days in October: 13.5 days
The month with the most sunshine days is December (15.3 days).
The months with the least sunshine days are June and July (10.9 days).
Average UV index in October
Wilmette, IL
- Average UV index in October: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in October
Wilmette, IL
- Average cloud cover in October: 43
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in October
Wilmette, 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).
Wilmette, Illinois, USA
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