We show daylight length in Singapore during 2017 and the dates of equinoxes and solstices. From June 1, 2017 until June 11, 2017 daylight becomes longer. From June 12, 2017 until June 17, 2017 daylight becomes longer. From June 18, 2017 until June 24, 2017 daylight does not vary. From June 25, 2017 until June 26, 2017 daylight does not vary. From June 27, 2017 until June 28, 2017 daylight becomes shorter. From June 29, 2017 until December 4, 2017 daylight becomes shorter. From December 5, 2017 until December 6, 2017 daylight becomes shorter. From December 7, 2017 until December 8, 2017 daylight becomes shorter. From December 9, 2017 until December 11, 2017 daylight becomes shorter. From December 12, 2017 until December 13, 2017 daylight does not vary. From December 14, 2017 until December 17, 2017 daylight does not vary. From December 18, 2017 until December 24, 2017 daylight does not vary. From December 25, 2017 until December 27, 2017 daylight does not vary. From December 28, 2017 until December 31, 2017 daylight does not vary. From January 1, 2018 until January 2, 2018 daylight does not vary. From January 3, 2018 until January 4, 2018 daylight does not vary. From January 5, 2018 until May 31, 2018 daylight becomes longer.
We show the equation of time during 2017. In the graph, the day of the year in the x axis starting from January, and the difference between mean solar time and apparent solar time in the y axis.
The day with the highest negative value is Wednesday, September 13 2017.
The day with the highest positive value is Monday, June 5 2017.
Apparent solar time and mean solar time are of the same length on the following days of the year:
Time of sunrise, sunset, dawn and dusk in Singapore during 2017.