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
Des Plaines experiences a temperature shift at the start of October, with average high-temperatures adjusting from a pleasant 72.5°F (22.5°C) in September to a refreshing 59.9°F (15.5°C). The temperature dips to an average of 47.3°F (8.5°C) during October nights.Humidity
With an average relative humidity of 72%, October is the least humid month in Des Plaines.Rainfall
In Des Plaines, during October, the rain falls for 12.7 days and regularly aggregates up to 2.56" (65mm) of precipitation. Throughout the year, there are 153.1 rainfall days, and 32.01" (813mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Des Plaines. October is the first month it typically snows. Throughout October, in the average 0.4 snowfall days, it receives 0.43" (11mm) of snow. In Des Plaines, during the entire year, snow falls for 41.4 days and aggregates up to 17.52" (445mm) of snow.Daylight
In October, the average length of the day in Des Plaines is 11h and 4min.On the first day of the month, sunrise is at 6:49 am and sunset at 6:32 pm. On the last day of October, sunrise is at 7:23 am and sunset at 5:46 pm CDT.
Sunshine
In October, the average sunshine is 5.6h.UV index
The average daily maximum UV index in October in Des Plaines is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In October, a daily UV index of 2 turns into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Frequently asked questions
What is the usual temperature for Des Plaines in October?
What is the least humid month in Des Plaines?
What is the average humidity in October in Des Plaines?
How much does it rain in Des Plaines in October?
When does it start snowing in Des Plaines?
What is the average length of the day in October in Des Plaines?
When is the sunrise / sunset in October in Des Plaines?
How long on average sun shines in October in Des Plaines?
What is the UV index reading in October in Des Plaines?
Average temperature in October
Des Plaines, IL
- Average high temperature in October: 59.9°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in October: 47.3°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in October
Des Plaines, IL
- Average pressure in October: 30"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
Des Plaines, IL
- Average wind speed in October: 9.7mph
The windiest month (with the highest average wind speed) is January (10.8mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).
Average humidity in October
Des Plaines, IL
- Average humidity in October: 72%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in October
Des Plaines, IL
- Average rainfall in October: 2.56"
The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is December (1.5").
Average rainfall days in October
Des Plaines, IL
- Average rainfall days in October: 12.7 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in October
Des Plaines, IL
- Average snowfall in October: 0.43"
The month with the highest snowfall is February (4.84").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Des Plaines, IL
- Average snowfall days in October: 0.4 days
The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Des Plaines, 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 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in October
Des Plaines, IL
- Average sunshine days in October: 15.5 days
The months with the most sunshine days are November and December (16.9 days).
The month with the least sunshine days is April (10.4 days).
Average UV index in October
Des Plaines, 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
Des Plaines, 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 29).
Average visibility in October
Des Plaines, 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).
Des Plaines, Illinois, USA
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