October weather forecastOreana, IL
October
Weather in October
October, like September, in Oreana, Illinois, is another comfortable autumn month, with temperature in the range of an average high of 64°F (17.8°C) and an average low of 48°F (8.9°C).Temperature
Transition from September to October is accompanied by a temperature drop, with average high-temperatures decreasing from a moderately hot 77°F (25°C) to a comfortable 64°F (17.8°C). An average low-temperature of 48°F (8.9°C) is recorded in the month of October.Humidity
With an average relative humidity of 70%, October is the least humid month.Rainfall
In Oreana, during October, the rain falls for 9.5 days and regularly aggregates up to 1.22" (31mm) of precipitation. Throughout the year, there are 130.2 rainfall days, and 16.34" (415mm) of precipitation is accumulated.Snowfall
In Oreana, snow does not fall in May through October.Daylight
In October, the average length of the day is 11h and 8min.On the first day of the month, sunrise is at 6:52 am and sunset at 6:37 pm. On the last day of October, sunrise is at 7:24 am and sunset at 5:53 pm CDT.
Sunshine
In October, the average sunshine is 6.3h.UV index
In Oreana, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: A daily high UV index of 3 in October leads to these guidelines:
Exercise prevention - Protecting skin and eyes from harm is required. When the Sun is at its strongest around midday, find shade and limit exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Oreana, IL
- Average high temperature in October: 64°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.9°F).
- Average low temperature in October: 48°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in October
Oreana, IL
- Average pressure in October: 30.03"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in October
Oreana, IL
- Average wind speed in October: 9.4mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in October
Oreana, IL
- Average humidity in October: 70%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (70%).
Average rainfall in October
Oreana, IL
- Average rainfall in October: 1.22"
The wettest month (with the highest rainfall) is May (2.01").
The driest months (with the least rainfall) are February and December (0.87").
Average rainfall days in October
Oreana, IL
- Average rainfall days in October: 9.5 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in October
Oreana, IL
- Average snowfall in October: 0"
The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Oreana, IL
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in October /
Average sunshine in October
Oreana, IL
- Average daylight in October: 11h and 6min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in October: 6h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in October
Oreana, IL
- Average sunshine days in October: 19.8 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (11.5 days).
Average UV index in October
Oreana, IL
- Average UV index in October: 3
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in October
Oreana, IL
- Average cloud cover in October: 35
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in October
Oreana, IL
- Average visibility in October: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).





