Sunset & Sunrise Today in Petaluma, California

On Sunday, August 23, 2026, the sun sets over Petaluma at 7:52 PM, having risen at 6:32 AM. That works out to 13h 20m of daylight today. Solar noon, when the sun is highest over Petaluma, is at 1:13 PM.

Petaluma lies at latitude 38.23°, in the mid-latitudes, where 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 17 seconds. Through summer, the sunset time in Petaluma keeps shifting, which is why it pays to check the exact figure day by day.

For photographers, the evening golden hour in Petaluma runs from about 7:18 PM to 8:10 PM — that warm, low, flattering light just before sunset. The blue hour follows, roughly 8:10 PM to 8:20 PM, as twilight deepens.

Tomorrow, sunset in Petaluma is at 7:51 PM and sunrise at 6:33 AM — about 2m 17s less daylight than today. The table below shows how sunrise and sunset in Petaluma drift across the whole year.

It's summer in Petaluma right now, when daylight is at its most generous. Over the course of the year, sunset in Petaluma ranges from as early as 4:49 PM (around December 4) to as late as 8:37 PM (around June 21). Its longest day lands on June 20 with 14h 49m of daylight, and its shortest on December 21 with just 9h 29m.