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Weather in Block Island
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 3°C | -1°C |
| February | 4°C | -1°C |
| March | 6°C | 1°C |
| April | 10°C | 6°C |
| May | 15°C | 11°C |
| June | 20°C | 16°C |
| July | 24°C | 20°C |
| August | 24°C | 20°C |
| September | 21°C | 17°C |
| October | 16°C | 12°C |
| November | 11°C | 6°C |
| December | 7°C | 2°C |
