October weather forecastBull Valley, IL
October
Weather in October
October, the same as September, in Bull Valley, Illinois, is another refreshing autumn month, with an average temperature varying between 43.9°F (6.6°C) and 58.6°F (14.8°C).Temperature
A change in temperatures is noted as September gives way to October, with average highs reducing from an agreeable 72.3°F (22.4°C) to a refreshing 58.6°F (14.8°C). The nighttime temperature, during October, averages of 43.9°F (6.6°C).Humidity
October is the least humid month, with an average relative humidity of 76%.Rainfall
In Bull Valley, in October, during 14 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, there are 152.4 rainfall days, and 28.07" (713mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 0.5 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 49 snowfall days, and 16.5" (419mm) of snow is accumulated.Daylight
In October, the average length of the day is 11h and 3min.On the first day of October, sunrise is at 6:51 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:47 pm CDT.
Sunshine
The average sunshine in October is 5.5h.UV index
The average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: In October, a daily maximum UV index of 2 leads to the following instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Bull Valley, IL
- Average high temperature in October: 58.6°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in October: 43.9°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in October
Bull Valley, 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
Bull Valley, IL
- Average wind speed in October: 8.8mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in October
Bull Valley, IL
- Average humidity in October: 76%
The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is October (76%).
Average rainfall in October
Bull Valley, IL
- Average rainfall in October: 2.52"
The wettest month (with the highest rainfall) is June (3.58").
The driest month (with the least rainfall) is December (1.34").
Average rainfall days in October
Bull Valley, IL
- Average rainfall days in October: 14 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in October
Bull Valley, IL
- Average snowfall in October: 0.08"
The month with the highest snowfall is January (5.16").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in October
Bull Valley, IL
- Average snowfall days in October: 0.5 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in October /
Average sunshine in October
Bull Valley, IL
- Average daylight in October: 11h and 0min
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 6min).
- Average sunshine in October: 5h and 30min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in October
Bull Valley, IL
- Average sunshine days in October: 14.5 days
The month with the most sunshine days is November (16 days).
The month with the least sunshine days is June (10.2 days).
Average UV index in October
Bull Valley, IL
- Average UV index in October: 2
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in October
Bull Valley, 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 August and September (Cloud cover 31).
Average visibility in October
Bull Valley, IL
- Average visibility in October: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).





