Mount Vernon Climate: Weather by Month and Best Time to Visit
Best months for Mount Vernon: July, August.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 6°C | 1°C | 260 mm | 19 | – | – | 3.4 |
| February | 7°C | 1°C | 174 mm | 16 | – | – | 4.1 |
| March | 10°C | 3°C | 208 mm | 19 | – | – | 4.1 |
| April | 12°C | 5°C | 148 mm | 17 | – | – | 5.0 |
| May | 16°C | 8°C | 105 mm | 12 | – | – | 6.4 |
| June | 19°C | 11°C | 79 mm | 11 | – | – | 7.0 |
| July | 22°C | 13°C | 38 mm | 6 | – | – | 8.3 |
| August | 22°C | 13°C | 46 mm | 6 | – | – | 8.3 |
| September | 19°C | 11°C | 99 mm | 9 | – | – | 7.4 |
| October | 14°C | 7°C | 201 mm | 15 | – | – | 5.1 |
| November | 8°C | 3°C | 289 mm | 19 | – | – | 3.9 |
| December | 5°C | 1°C | 256 mm | 19 | – | – | 3.3 |