Climate in Grosseto: average temperature by month
In Grosseto the warmest month is August, with 29.8 °C on average in the afternoon; the coolest is January, with 13.9 °C.
Measured at the weather station Bastia, 135 km away.
| Month | Average high | Coolest to warmest day |
|---|---|---|
| January | 13.9 °C | 13.6 °C – 14.4 °C |
| February | 14.4 °C | 14.1 °C – 14.8 °C |
| March | 15.9 °C | 14.8 °C – 17.0 °C |
| April | 18.4 °C | 17.1 °C – 20.0 °C |
| May | 22.3 °C | 20.1 °C – 24.5 °C |
| June | 26.7 °C | 24.6 °C – 28.8 °C |
| July | 29.7 °C | 29.0 °C – 30.3 °C |
| August | 29.8 °C | 28.4 °C – 30.4 °C |
| September | 26.4 °C | 24.3 °C – 28.3 °C |
| October | 22.3 °C | 20.5 °C – 24.2 °C |
| November | 17.9 °C | 15.8 °C – 20.3 °C |
| December | 15.1 °C | 14.5 °C – 15.7 °C |