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
October's arrival comes with a decrease in the average high-temperature, moving from a warm 79.3°F (26.3°C) in September to a comfortable 66.7°F (19.3°C). Fairview Heights's temperature lowers to a mean of 48.9°F (9.4°C) during the nights in October.Humidity
The least humid month in Fairview Heights is October, with an average relative humidity of 71%.Rainfall
In Fairview Heights, Illinois, during October, the rain falls for 10.6 days and regularly aggregates up to 2.95" (75mm) of precipitation. Throughout the year, in Fairview Heights, Illinois, there are 147.1 rainfall days, and 35.43" (900mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in October is 11h and 11min.On the first day of the month, sunrise is at 6:56 am and sunset at 6:42 pm. On the last day of October, sunrise is at 7:26 am and sunset at 6:00 pm CDT.
Sunshine
In October, the average sunshine in Fairview Heights is 6.1h.UV index
In October, the average daily maximum UV index in Fairview Heights is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 3 during October translates into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What is the temperature in October in Fairview Heights?
What is the least humid month in Fairview Heights?
What is the average humidity in October in Fairview Heights?
How much does it rain in Fairview Heights in October?
When it does not snow in Fairview Heights?
Does it snow in Fairview Heights in October?
What is the average length of the day in October in Fairview Heights?
When is the sunrise / sunset in October in Fairview Heights?
How long on average sun shines in October in Fairview Heights?
What is the UV index intensity in October in Fairview Heights?
Average temperature in October
Fairview Heights, IL
- Average high temperature in October: 66.7°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in October: 48.9°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in October
Fairview Heights, IL
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Fairview Heights, IL
- Average wind speed in October: 7.9mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is July (5.6mph).
Average humidity in October
Fairview Heights, IL
- Average humidity in October: 71%
The months with the highest relative humidity are May and July (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in October
Fairview Heights, IL
- Average rainfall in October: 2.95"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is February (1.93").
Average rainfall days in October
Fairview Heights, IL
- Average rainfall days in October: 10.6 days
The month with the highest number of rainy days is May (16.4 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in October
Fairview Heights, IL
- Average snowfall in October: 0"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in October
Fairview Heights, IL
- Average snowfall days in October: 0.1 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in October /
Average sunshine in October
Fairview Heights, IL
- Average daylight in October: 11h and 1min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in October: 6h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in October
Fairview Heights, IL
- Average sunshine days in October: 18.3 days
The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in October
Fairview Heights, IL
- Average UV index in October: 3
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in October
Fairview Heights, IL
- Average cloud cover in October: 34
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in October
Fairview Heights, 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).
Fairview Heights, Illinois, USA
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