Sun Times in Cos Cob

Check the sunrise time displayed above for Cos Cob (). Times are calculated from the city's coordinates.

Check the sunset time displayed above for Cos Cob (). Times are calculated from the city's coordinates.

Golden hour times for Cos Cob are displayed above. Morning golden hour runs from sunrise until about an hour after. Evening golden hour starts about an hour before sunset.

The day length for Cos Cob is shown above. It represents the time between sunrise and sunset.

The sun's highest point (solar noon) for Cos Cob is shown in the times above (). This is when the sun crosses the meridian.

Sunset and dusk times for Cos Cob are displayed above (). It typically takes over an hour after sunset for the sky to get fully dark.

Twilight duration in Cos Cob varies by season. You can calculate it from the sunset and astronomical dusk times shown above.

The earliest sunrise in Cos Cob in 2026 is at 9:21 AM on June 10 (). This occurs around the summer solstice when days are longest.

The latest sunset in Cos Cob in 2026 is at 11:59 PM on May 9 (). This occurs shortly after the summer solstice.

After sunset in Cos Cob, civil twilight lasts roughly 30 minutes, during which the sky fades but remains somewhat bright. Full darkness follows after astronomical dusk. See the exact times above.