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The weather in Kihei in September is very hot. The average temperatures are between 25°C and 27°C, drinking water regularly is advisable.
You can expect a few rainy days in Kihei 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 Kihei in September 2025.
If you’re planning to visit Kihei in the near future, we highly recommend that you review the 14 day weather forecast for Kihei before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 24° / 22° | 2 | 30 | 0 | 33 mm | Perfect | Kihei in January |
| February | 24° / 21° | 2 | 27 | 0 | 36 mm | Perfect | Kihei in February |
| March | 24° / 21° | 2 | 29 | 0 | 48 mm | Perfect | Kihei in March |
| April | 24° / 22° | 1 | 29 | 0 | 40 mm | Perfect | Kihei in April |
| May | 25° / 23° | 1 | 30 | 0 | 22 mm | Perfect | Kihei in May |
| June | 26° / 24° | 0 | 30 | 0 | 10 mm | Perfect | Kihei in June |
| July | 26° / 24° | 0 | 31 | 0 | 16 mm | Perfect | Kihei in July |
| August | 27° / 24° | 1 | 30 | 0 | 26 mm | Perfect | Kihei in August |
| September | 27° / 25° | 1 | 30 | 0 | 17 mm | Perfect | Kihei in September |
| October | 27° / 24° | 1 | 30 | 0 | 28 mm | Perfect | Kihei in October |
| November | 26° / 23° | 1 | 29 | 0 | 26 mm | Perfect | Kihei in November |
| December | 24° / 23° | 2 | 29 | 0 | 46 mm | Perfect | Kihei in December |