We show daylight length in Hanoi during 2024 and the equinoxes and solstices. From June 1, 2024 until June 20, 2024, daylight becomes longer. From June 21, 2024 until June 22, 2024, daylight does not vary. From June 23, 2024 until December 20, 2024, daylight becomes shorter. From December 21, 2024 until December 22, 2024, daylight does not vary. From December 23, 2024 until June 1, 2025, daylight becomes longer.
We show the equation of time during 2024. 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 Thursday, September 12 2024.
The day with the highest positive value is Tuesday, June 4 2024.
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 Hanoi during 2024.