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).
Key weather averages for Chicago in February. 1  1. 1Â°C max day temperature. 2  5. 5 hours of sunshine per day. 3  10. 10 days with some rainfall. - 4 8. -8Â°C min night temperature. 5  11. 11 hours of daylight per day. 6  0. No heat & humidity. 7  38. 38 mm of monthly rainfall. 8  2. 2 (Low) UV index. 9  3. 3Â°C sea temperature.