Saint-Hyacinthe Climate: Weather by Month and Best Time to Visit
Best months for Saint-Hyacinthe: September, June, July, August.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -5°C | -14°C | 75 mm | 11 | – | – | 3.6 |
| February | -3°C | -13°C | 61 mm | 9 | – | – | 3.9 |
| March | 3°C | -6°C | 74 mm | 11 | – | – | 4.0 |
| April | 11°C | 1°C | 99 mm | 12 | – | – | 5.7 |
| May | 19°C | 8°C | 100 mm | 12 | – | – | 6.9 |
| June | 24°C | 13°C | 107 mm | 13 | – | – | 7.3 |
| July | 26°C | 16°C | 103 mm | 13 | – | – | 7.3 |
| August | 25°C | 15°C | 106 mm | 12 | – | – | 7.3 |
| September | 21°C | 11°C | 93 mm | 11 | – | – | 7.4 |
| October | 13°C | 5°C | 110 mm | 12 | – | – | 6.0 |
| November | 6°C | -2°C | 87 mm | 12 | – | – | 4.6 |
| December | -1°C | -9°C | 87 mm | 12 | – | – | 3.5 |