Reading no. 2026/266Wednesday 23 September 2026

Day length at Nouméa through the year

11 h 59 min

New Caledonia (Nouméa)

Time between sunrise and sunset at Nouméa, calculated on the 1st and 15th of each month of 2026, with the value for the day of the equinox.

1 Janmin. 10.65, max. 13.3515 Dec

On 23 September the day lasts 11 h 59 min, one minute less than twelve hours.
Observation

Longest day shown (15 December): 13 h 21 min
Shortest day shown (15 June): 10 h 39 min
Latitude used: 22.2758° S

Method

Solar declination from Spencer's (1971) Fourier series, latitude 22.2758° S, sunset hour angle h0 = arccos(-tan φ · tan δ), with no refraction or solar-radius correction. Duration = 2·h0 / 15° per hour.

Source

No public source. Internal index.

Nature

Derived data

Value derived from a source or from an exact calculation, using the method described.

Recurring annual series. This reading is published every year on this date.

Confidence

Medium

2026/265 · 22 SepLife expectancy at birth in the Pacific 2026/267 · 24 SepPopulation of New Caledonia since 1960

Day length at Nouméa through the year

Method

Source

Nature

Confidence

See also

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