Click on a day for an hourly weather forecast
The weather in Kotu in September is very hot. The average temperatures are between 26°C and 30°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of September in Kotu. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Kotu in September 2025.
If you’re planning to visit Kotu in the near future, we highly recommend that you review the 14 day weather forecast for Kotu before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 30° / 22° | 0 | 31 | 0 | 0 mm | Good | Kotu in January |
| February | 29° / 22° | 0 | 28 | 0 | 0 mm | Good | Kotu in February |
| March | 29° / 22° | 0 | 31 | 0 | 4 mm | Good | Kotu in March |
| April | 28° / 22° | 0 | 30 | 0 | 2 mm | Perfect | Kotu in April |
| May | 28° / 23° | 1 | 30 | 0 | 15 mm | Perfect | Kotu in May |
| June | 29° / 25° | 2 | 28 | 0 | 36 mm | Good | Kotu in June |
| July | 29° / 26° | 7 | 24 | 0 | 146 mm | Ok | Kotu in July |
| August | 29° / 26° | 13 | 18 | 0 | 365 mm | Ok | Kotu in August |
| September | 30° / 26° | 13 | 17 | 0 | 321 mm | Ok | Kotu in September |
| October | 31° / 27° | 5 | 26 | 0 | 67 mm | Good | Kotu in October |
| November | 32° / 26° | 0 | 30 | 0 | 4 mm | Good | Kotu in November |
| December | 31° / 24° | 0 | 31 | 0 | 0 mm | Good | Kotu in December |