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
Clarendon Hills's October weather features a mild decline in high-temperatures, reducing from a moderately hot 74.3°F (23.5°C) in September to a moderate 60.6°F (15.9°C). Throughout October, the average low-temperature in Clarendon Hills records at a frosty 45.7°F (7.6°C).Humidity
The least humid month in Clarendon Hills is October, with an average relative humidity of 72%.Rainfall
In Clarendon Hills, in October, during 9.8 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. Throughout the year, there are 118.5 rainfall days, and 13.74" (349mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. October is the first month it typically snows in Clarendon Hills. Throughout October, in the average 0.4 snowfall days, it receives 0.2" (5mm) of snow. In Clarendon Hills, during the entire year, snow falls for 34.9 days and aggregates up to 7.2" (183mm) of snow.Daylight
In October, the average length of the day is 11h and 4min.On the first day of October, sunrise is at 6:49 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:47 pm CDT.
Sunshine
In Clarendon Hills, the average sunshine in October is 5.6h.UV index
The average daily maximum UV index in October in Clarendon Hills is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The average daily UV index of 3 in October transforms into the following instructions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What is the temperature in October in Clarendon Hills?
What is the least humid month in Clarendon Hills?
What is the average humidity in October in Clarendon Hills?
How many days does it rain in October in Clarendon Hills?
When does it start snowing in Clarendon Hills?
What is the average length of the day in October in Clarendon Hills?
What time are sunrise and sunset in October in Clarendon Hills?
How long on average sun shines in October in Clarendon Hills?
What is the UV index intensity in October in Clarendon Hills?
Average temperature in October
Clarendon Hills, IL
- Average high temperature in October: 60.6°F
The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in October: 45.7°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in October
Clarendon Hills, 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
Clarendon Hills, 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 (6.1mph).
Average humidity in October
Clarendon Hills, 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
Clarendon Hills, IL
- Average rainfall in October: 1.22"
The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is December (0.63").
Average rainfall days in October
Clarendon Hills, IL
- Average rainfall days in October: 9.8 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in October
Clarendon Hills, IL
- Average snowfall in October: 0.2"
The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in October
Clarendon Hills, IL
- Average snowfall days in October: 0.4 days
The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Clarendon Hills, 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 month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in October
Clarendon Hills, IL
- Average sunshine days in October: 19.6 days
The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in October
Clarendon Hills, IL
- Average UV index in October: 3
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in October
Clarendon Hills, IL
- Average cloud cover in October: 42
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in October
Clarendon Hills, 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).
Clarendon Hills, Illinois, USA
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