Weather in October in Mt Vernon, Il

< October >
	Normal Max/ High Temperature	20°C (69°F)
	Average Temperature	13°C (56°F)
	Min/ Low Temperature	6°C (44°F)
	Normal Precipitation	74mm (2.9in)
	Average Daylight per day	11h 07'
	Sun altitude at solar noon on the 21st day.	41°

• The average temperature in Mt Vernon, Il in October is mild at 13.4 °C (56.12 °F).
• Afternoons can be warm with average high temperatures reaching 20.4 °C (68.7 °F).
• Overnight temperatures are generally cool with an average low of 6.4 °C (43.5 °F).
• In October the range/ variation of daily mean temperatures is 14 °C (25.2 °F).
• Precipitation averages for October are moderate with 73.9mm (2.9 in) recorded.
• The shortest day is 10h 33' long and the longest day is 11h 44' long with an average length of 11h 07'.

Weather Trend Graph for October in Mt Vernon, Il, Usa