The temperatures in Noumea in September are comfortable with low of 18°C and and high up to 22°C.
You can expect a few rainy days in Noumea 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 Noumea in September 2025.
If you’re planning to visit Noumea in the near future, we highly recommend that you review the 14 day weather forecast for Noumea before you arrive.
Temperatures
22° / 18°
Rainy Days
2
Snowy Days
0
Dry Days
28
Rainfall
70
mm
Sun Hours
11.0
Hrs
