Northern Mariana Islands public holidays in September 1980
Official non-working public holidays in Northern Mariana Islands, 1980.
Northern Mariana Islands, 1980 — September
1 public holidays
| Date | Holiday | Weekday | When | Type |
|---|---|---|---|---|
| 1 September | Labor Day | Monday | 16848 days ago | Public holiday |
Working days in 1980
- Working days in 1980: 249
- Free days in 1980: 117
- Public holidays in 1980: 13
A free day is a Saturday, a Sunday or a public holiday — one rule on every page of this site.