Sunrise Sunset Calculator

Sunrise Sunset Calulation Input

Enter Latitude Longitude in decimal degrees, separated by a space. Press Enter for each new coordinates.
Sunrise and Sunset illustration

In this page you can calculate the Civil Morning Twilight (CMT), Sunrise (SR), Sunset (SS), and Civil Evening Twilight (CET) times for a given year and geographic coordinates (latitude and longitude). All times are provided in Coordinated Universal Time (UTC).

Definitions:

  • CMT (Civil Morning Twilight): Time before sunrise when the sun is between 0° and 6° below the horizon.
  • SR (Sunrise): When the upper edge of the sun appears on the horizon in the morning.
  • SS (Sunset): When the upper edge of the sun disappears below the horizon in the evening.
  • CET (Civil Evening Twilight): Time after sunset when the sun is between 0° and 6° below the horizon.