| < September >
|Normal Max/ High Temperature
|Min/ Low Temperature
|Average Daylight per day
|Sun altitude at solar noon on the 21st day.
- The average temperature in Koumac in September is warm at 21 °C (69.8 °F).
- Afternoons can be fairly hot with average high temperatures reaching 25.1 °C (77.2 °F).
- Overnight temperatures are generally very mild with an average low of 16.8 °C (62.2 °F).
- In September the mean daily temperature variation/ range is 8.3 °C (14.9 °F).
- The weather in September is dry. A mere 39.2mm (1.5in) of H2O is deposited.
- The shortest day is 11:43 long and the longest day is 12:18 long with an average length of 12:00.
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Weather Trend Graph for September in Koumac, New Caledonia
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