Length of Days in São Tomé
We show daylight length in São Tomé during 2025 and the equinoxes and solstices. From June 1, 2025 until June 7, 2025, daylight becomes longer. From June 8, 2025 until June 9, 2025, daylight does not vary. From June 10, 2025 until June 11, 2025, daylight does not vary. From June 12, 2025 until June 16, 2025, daylight does not vary. From June 17, 2025 until June 20, 2025, daylight does not vary. From June 21, 2025 until June 26, 2025, daylight does not vary. From June 27, 2025 until June 28, 2025, daylight does not vary. From June 29, 2025 until June 30, 2025, daylight becomes shorter. From July 1, 2025 until July 2, 2025, daylight does not vary. From July 3, 2025 until July 5, 2025, daylight does not vary. From July 6, 2025 until July 7, 2025, daylight does not vary. From July 8, 2025 until September 21, 2025, daylight becomes shorter. From September 22, 2025 until September 23, 2025, daylight becomes shorter. From September 24, 2025 until September 27, 2025, daylight becomes shorter. From September 28, 2025 until October 2, 2025, daylight becomes shorter. From October 3, 2025 until October 4, 2025, daylight becomes shorter. From October 5, 2025 until October 6, 2025, daylight becomes shorter. From October 7, 2025 until October 8, 2025, daylight becomes shorter. From October 9, 2025 until October 10, 2025, daylight becomes shorter. From October 11, 2025 until October 12, 2025, daylight becomes shorter. From October 13, 2025 until October 14, 2025, daylight becomes shorter. From October 15, 2025 until October 16, 2025, daylight does not vary. From October 17, 2025 until October 19, 2025, daylight does not vary. From October 20, 2025 until October 23, 2025, daylight does not vary. From October 24, 2025 until October 25, 2025, daylight becomes longer. From October 26, 2025 until October 27, 2025, daylight does not vary. From October 28, 2025 until October 29, 2025, daylight becomes longer. From October 30, 2025 until October 31, 2025, daylight becomes shorter. From November 1, 2025 until November 3, 2025, daylight does not vary. From November 4, 2025 until November 6, 2025, daylight does not vary. From November 7, 2025 until November 12, 2025, daylight does not vary. From November 13, 2025 until November 14, 2025, daylight becomes shorter. From November 15, 2025 until November 16, 2025, daylight becomes longer. From November 17, 2025 until November 18, 2025, daylight does not vary. From November 19, 2025 until November 20, 2025, daylight does not vary. From November 21, 2025 until November 22, 2025, daylight does not vary. From November 23, 2025 until November 24, 2025, daylight becomes shorter. From November 25, 2025 until November 26, 2025, daylight does not vary. From November 27, 2025 until November 30, 2025, daylight does not vary. From December 1, 2025 until December 5, 2025, daylight does not vary. From December 6, 2025 until December 8, 2025, daylight does not vary. From December 9, 2025 until December 13, 2025, daylight does not vary. From December 14, 2025 until December 15, 2025, daylight becomes shorter. From December 16, 2025 until December 17, 2025, daylight does not vary. From December 18, 2025 until December 19, 2025, daylight becomes longer. From December 20, 2025 until December 27, 2025, daylight does not vary. From December 28, 2025 until January 5, 2026, daylight does not vary. From January 6, 2026 until January 8, 2026, daylight does not vary. From January 9, 2026 until January 11, 2026, daylight does not vary. From January 12, 2026 until January 13, 2026, daylight becomes longer. From January 14, 2026 until January 17, 2026, daylight does not vary. From January 18, 2026 until January 19, 2026, daylight does not vary. From January 20, 2026 until January 25, 2026, daylight does not vary. From January 26, 2026 until January 28, 2026, daylight does not vary. From January 29, 2026 until February 5, 2026, daylight does not vary. From February 6, 2026 until February 18, 2026, daylight does not vary. From February 19, 2026 until February 21, 2026, daylight does not vary. From February 22, 2026 until February 24, 2026, daylight does not vary. From February 25, 2026 until February 26, 2026, daylight does not vary. From February 27, 2026 until March 1, 2026, daylight does not vary. From March 2, 2026 until March 3, 2026, daylight does not vary. From March 4, 2026 until March 5, 2026, daylight does not vary. From March 6, 2026 until March 8, 2026, daylight becomes longer. From March 9, 2026 until March 11, 2026, daylight becomes longer. From March 12, 2026 until March 16, 2026, daylight becomes longer. From March 17, 2026 until March 24, 2026, daylight becomes longer. From March 25, 2026 until May 22, 2026, daylight becomes longer. From May 23, 2026 until May 31, 2026, daylight becomes longer.
Equation of Time vs Day of the Year
We show the equation of time during 2025. 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 Saturday, September 13 2025.
The day with the highest positive value is Thursday, June 5 2025.
Apparent solar time and mean solar time are of the same length on the following days of the year:
- Sunday, January 12 2025 (Day 12)
- Thursday, April 3 2025 (Day 93)
- Sunday, July 27 2025 (Day 208)
- Saturday, November 15 2025 (Day 319)
Schedule of Solar Events
Time of sunrise, sunset, dawn and dusk in São Tomé during 2025.
