Click on a day for an hourly weather forecast
The weather in Butterworth in September is very hot. The average temperatures are between 25°C and 31°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of September in Butterworth. 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 Butterworth in September 2025.
If you’re planning to visit Butterworth in the near future, we highly recommend that you review the 14 day weather forecast for Butterworth before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 31° / 24° | 10 | 21 | 0 | 194 mm | Ok | Butterworth in January |
| February | 32° / 24° | 6 | 22 | 0 | 122 mm | Good | Butterworth in February |
| March | 32° / 25° | 10 | 21 | 0 | 202 mm | Ok | Butterworth in March |
| April | 32° / 26° | 13 | 17 | 0 | 273 mm | Ok | Butterworth in April |
| May | 32° / 26° | 12 | 19 | 0 | 239 mm | Ok | Butterworth in May |
| June | 32° / 25° | 7 | 23 | 0 | 132 mm | Ok | Butterworth in June |
| July | 32° / 25° | 7 | 24 | 0 | 145 mm | Ok | Butterworth in July |
| August | 32° / 25° | 10 | 21 | 0 | 210 mm | Ok | Butterworth in August |
| September | 31° / 25° | 10 | 20 | 0 | 211 mm | Ok | Butterworth in September |
| October | 31° / 25° | 13 | 18 | 0 | 269 mm | Ok | Butterworth in October |
| November | 31° / 25° | 17 | 13 | 0 | 358 mm | Ok | Butterworth in November |
| December | 31° / 24° | 15 | 16 | 0 | 236 mm | Ok | Butterworth in December |