Chicago Weather: Cool Sunday Before A Big Warmup In The Week

CHICAGO (CBS) -- Sunday will be a sunny and cool day for the Chicago area but still warmer than Saturday.

Expect the low in the 70s at O'Hare. Saturday's high temperature was 66. Temperatures will be cooler at the lake with a northeast breeze.

Monday will be mostly sunny with a seasonable temperature of 79 degrees.

The week then gets hot with temperatures near the 90 degree mark for several days.

Forecast-
Sunday:  Sunny and 73.
Sunday night: Clear and 55.
Monday: Mostly sunny and 79.