Trumbull Climate: Weather by Month and Best Time to Visit
Best months for Trumbull: September, July, August, June.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 3°C | -4°C | 97 mm | 10 | – | – | 4.3 |
| February | 4°C | -3°C | 86 mm | 9 | – | – | 4.6 |
| March | 8°C | 0°C | 115 mm | 10 | – | – | 5.1 |
| April | 14°C | 6°C | 103 mm | 11 | – | – | 6.2 |
| May | 19°C | 11°C | 91 mm | 11 | – | – | 7.1 |
| June | 24°C | 17°C | 99 mm | 11 | – | – | 7.5 |
| July | 28°C | 20°C | 87 mm | 10 | – | – | 7.7 |
| August | 27°C | 20°C | 103 mm | 10 | – | – | 7.6 |
| September | 23°C | 16°C | 103 mm | 9 | – | – | 7.8 |
| October | 17°C | 10°C | 113 mm | 9 | – | – | 6.9 |
| November | 11°C | 5°C | 94 mm | 9 | – | – | 6.1 |
| December | 6°C | 0°C | 119 mm | 11 | – | – | 4.7 |