| Month | Daily minimum (°C) | Daily maximum (°C) | Days of rain | Rainfall (mm) |
|---|---|---|---|---|
| January | 13.5 | 25.3 | 6.8 | 47.0 |
| February | 14.6 | 25.1 | 6.6 | 52.7 |
| March | 12.9 | 23.5 | 8.0 | 46.4 |
| April | 10.3 | 19.7 | 10.4 | 60.3 |
| May | 8.4 | 16.7 | 12.4 | 62.2 |
| June | 6.5 | 13.8 | 12.3 | 50.3 |
| July | 6.0 | 13.6 | 13.8 | 54.7 |
| August | 6.4 | 14.8 | 14.1 | 57.8 |
| September | 7.6 | 17.3 | 13.0 | 58.7 |
| October | 9.3 | 19.1 | 12.4 | 67.6 |
| November | 10.6 | 20.7 | 10.6 | 63.8 |
| December | 12.4 | 23.5 | 9.0 | 56.8 |
| Statistics provided by BOM for Brighton (nearest comparable weather site to Hampton) | ||||