Sunset & Sunrise Today in Mount Prospect, Illinois

On Sunday, August 23, 2026, the sun sets over Mount Prospect at 7:39 PM, having risen at 6:08 AM. That works out to 13h 31m of daylight today. Local solar noon in Mount Prospect falls at 12:54 PM.

Because Mount Prospect is at 42.07° (the mid-latitudes), daylight swings noticeably between the long days of summer and the short days of winter. Each day is currently getting about 2 minutes shorter and 37 seconds. This is summer in Mount Prospect, so the daily sun times are still on the move.

For photographers, the evening golden hour in Mount Prospect runs from about 7:02 PM to 7:58 PM — that warm, low, flattering light just before sunset. The blue hour follows, roughly 7:58 PM to 8:09 PM, as twilight deepens.

Tomorrow, sunset in Mount Prospect is at 7:38 PM and sunrise at 6:09 AM — about 2m 38s less daylight than today. The table below shows how sunrise and sunset in Mount Prospect drift across the whole year.

This is high summer in Mount Prospect, the season of long evenings. Over the course of the year, sunset in Mount Prospect ranges from as early as 4:19 PM (around December 5) to as late as 8:31 PM (around June 22). Its longest day lands on June 20 with 15h 14m of daylight, and its shortest on December 21 with just 9h 05m.