New Caledonia weather in September 2025

The temperatures in New Caledonia in September are comfortable with low of 18°C and and high up to 22°C.

You can expect a few rainy days in New Caledonia during September, but usually the weather is comfortable in September.

Our weather forecast can give you a great sense of what weather to expect in New Caledonia in September 2025.

If you’re planning to visit New Caledonia in the near future, we highly recommend that you review the 14 day weather forecast for New Caledonia before you arrive.

Temperatures

22° / 18°

Rainy Days

Snowy Days

Dry Days

Rainfall

Sun Hours

11.0

Hrs

Explore the weather in New Caledonia in other months

Month	Temperatures	Rainy Days	Dry Days	Rainfall	Weather	More details
January	26° / 23°	8	23	232 mm	Good	New Caledonia in January
February	27° / 23°	9	20	206 mm	Good	New Caledonia in February
March	26° / 23°	11	21	290 mm	Good	New Caledonia in March
April	25° / 22°	7	23	201 mm	Good	New Caledonia in April
May	23° / 20°	5	26	151 mm	Perfect	New Caledonia in May
June	22° / 19°	4	26	161 mm	Good	New Caledonia in June
July	21° / 18°	4	27	132 mm	Good	New Caledonia in July
August	21° / 17°	4	27	108 mm	Good	New Caledonia in August
September	22° / 18°	2	28	70 mm	Good	New Caledonia in September
October	23° / 19°	4	27	96 mm	Perfect	New Caledonia in October
November	24° / 20°	4	26	131 mm	Perfect	New Caledonia in November
December	26° / 22°	6	25	148 mm	Perfect	New Caledonia in December