October weather forecastLancaster, IL
October
Weather in October
October, the same as September, is another enjoyable autumn month in Lancaster, Illinois, with temperature in the range of an average high of 66.6°F (19.2°C) and an average low of 49.6°F (9.8°C).Temperature
Transition from September to October is accompanied by a temperature drop, with average high-temperatures decreasing from a warm 78.8°F (26°C) to a refreshing 66.6°F (19.2°C). During October, an average low-temperature of 49.6°F (9.8°C) is observed.Humidity
With an average relative humidity of 70%, October is the least humid month.Rainfall
In October, the rain falls for 10.8 days. Throughout October, 2.48" (63mm) of precipitation is accumulated. Throughout the year, there are 155.6 rainfall days, and 34.65" (880mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in October is 11h and 11min.On the first day of October, sunrise is at 6:47 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:52 pm CDT.
Sunshine
In Lancaster, the average sunshine in October is 6.8h.UV index
In Lancaster, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 3 in October translates into the following instructions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Lancaster, IL
- Average high temperature in October: 66.6°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in October: 49.6°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in October
Lancaster, IL
- Average pressure in October: 30.04"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in October
Lancaster, IL
- Average wind speed in October: 8.6mph
The windiest month (with the highest average wind speed) is February (10.1mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity in October
Lancaster, IL
- Average humidity in October: 70%
The months with the highest relative humidity are May and July (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall in October
Lancaster, IL
- Average rainfall in October: 2.48"
The wettest month (with the highest rainfall) is April (4.72").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in October
Lancaster, IL
- Average rainfall days in October: 10.8 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (9.4 days).
Average snowfall in October
Lancaster, IL
- Average snowfall in October: 0"
The month with the highest snowfall is January (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in October
Lancaster, IL
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (6.8 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
Lancaster, IL
- Average daylight in October: 11h and 12min
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 48min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in October
Lancaster, IL
- Average sunshine days in October: 18.5 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (10.3 days).
Average UV index in October
Lancaster, 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, November and December (UV index 2).
Average cloud cover in October
Lancaster, IL
- Average cloud cover in October: 33
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June and August (Cloud cover 28).
Average visibility in October
Lancaster, 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).





