September 2026

Public holidays in Tonga in September 2026

There is 1 public holiday in Tonga in September 2026:

• Birthday of the Heir to the Crown of Tonga (ʻAho ʻAloʻi ʻo e ʻEa ki he Kalauni ʻo Tonga) – Thursday, September 17, 2026

Next public holiday in Tonga: Constitution Day (observed) on Monday, November 2, 2026. Previous public holiday: Birthday of the Reigning Sovereign of Tonga on Saturday, July 4, 2026.

September 2026 at a glance

• Number of days in September 2026: 30
• Weekdays (Monday to Friday): 22
• Weekend days (Saturday and Sunday): 8
• Week numbers: 36–40
• September 2026 starts on a Tuesday and ends on a Wednesday.
• September 2026 has 4 Mondays, 5 Tuesdays, 5 Wednesdays, 4 Thursdays, 4 Fridays, 4 Saturdays, and 4 Sundays.
• Quarter 3 of 2026: days 244–273 of the year.
• The days of September 2026 fall on the same weekdays as in September 2020 and September 2037.
• Public holidays in Tonga: 1
• Weekdays (Monday to Friday) without public holidays in Tonga: 21

More calendars

• ‹ August 2026
• October 2026 ›
• 2026 Calendar
• November 2026
• December 2026
• January 2027
• February 2027
• March 2027

Holidays in September 2026 in nearby countries

• Tuvalu – 0 holidays
• Wallis and Futuna – 0 holidays
• American Samoa – 1 holiday
• Cook Islands – 0 holidays
• French Polynesia – 0 holidays
• Samoa – 0 holidays