Sunset & Sunrise Today in Waltham, Massachusetts

In Waltham, Massachusetts, the sun rises at 6:00 AM and sets at 7:33 PM today, Sunday, August 23, 2026, for a total of 13h 32m of daylight. The sun reaches its high point above Waltham at 12:47 PM.

Sitting at 42.38° latitude puts Waltham in 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 39 seconds. Through summer, the sunset time in Waltham keeps shifting, which is why it pays to check the exact figure day by day.

If you're shooting at sunset, aim for Waltham's golden hour, about 6:56 PM to 7:52 PM. The blue hour follows, roughly 7:52 PM to 8:03 PM, as twilight deepens.

Tomorrow, sunset in Waltham is at 7:31 PM and sunrise at 6:01 AM — about 2m 39s less daylight than today. The table below shows how sunrise and sunset in Waltham drift across the whole year.

This is high summer in Waltham, the season of long evenings. Over the course of the year, sunset in Waltham ranges from as early as 4:11 PM (around December 6) to as late as 8:25 PM (around June 21). Its longest day lands on June 21 with 15h 16m of daylight, and its shortest on December 21 with just 9h 03m.