Freebase(0.00 / 0 votes)Rate this definition: Romance languages. The Romance languages are all the related languages derived from Vulgar Latin and forming a subgroup of the Italic languages within the Indo-European language family. The Romance languages developed from Latin in the sixth to ninth centuries.
In most years, Chicago averages a daily maximum temperature for September that's between 72 and 78 degrees Fahrenheit (22 to 25 degrees Celsius). The minimum temperature usually falls between 52 and 57 Â°F (11 to 14 Â°C).
1 Why Chicago is a Traveler's Paradise in September. 2  What to Expect from Chicago in November. 3  June in Chicago: The Best Festivals, Events, and Attractions. 4  May in Chicago: A Great Month for Weather, Events, and Outdoor Activities.