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).
The water in Lake Michigan is also at its warmest in this month of the year, making it perfect to go for a swim to cool down from the humidity. The average daily temperature for Chicago in August is still hot at 28 C, and that can drop to an average minimum of 16 C.