Kevin Jarr of Naperville and his 2-year-old son Jude stroll along the carnival midway Monday at Naperville’s Last Fling. Karie Angell Luc/for the Daily Herald

This year’s ideally temperate Labor Day marked the metaphorical end of summer and the meteorological start of fall.

For the record, meteorological fall is the period from Sept. 1 to Nov. 30 which meteorologists and climatologists use to track and compare weather data. Astronomical fall is the roughly three-month period beginning with the autumnal equinox beginning Sept. 22.

The Schaumburg High School Marching Saxons perform at the Septemberfest Labor Day parade Monday. Karie Angell Luc/for the Daily Herald

Monday’s blue skies and mid 70s temperatures proved a picture-perfect backdrop for the parades, carnivals, food festivals,

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