Climate in New Haven: average temperature by month
In New Haven the warmest month is July, with 27.5 °C on average in the afternoon; the coolest is January, with 1.8 °C.
The average of the weather stations Norfolk (78 km), Ny City Cntrl Park (105 km) and Kingston (117 km); nearer ones count more.
| Month | Average high | Coolest to warmest day |
|---|---|---|
| January | 1.8 °C | 1.2 °C – 2.6 °C |
| February | 3.1 °C | 1.8 °C – 4.7 °C |
| March | 7.7 °C | 4.9 °C – 10.5 °C |
| April | 14.1 °C | 10.8 °C – 16.8 °C |
| May | 19.9 °C | 17.0 °C – 22.6 °C |
| June | 24.7 °C | 22.8 °C – 26.8 °C |
| July | 27.5 °C | 27.0 °C – 27.9 °C |
| August | 26.4 °C | 25.1 °C – 27.3 °C |
| September | 22.5 °C | 19.7 °C – 25.1 °C |
| October | 16.5 °C | 13.5 °C – 19.5 °C |
| November | 9.8 °C | 6.7 °C – 13.4 °C |
| December | 4.1 °C | 2.8 °C – 6.5 °C |