Mont-Saint-Hilaire

What is the climate like in Mont-Saint-Hilaire?

The best time to visit Mont-Saint-Hilaire is typically September, the year's most comfortable month (6.7/10). Mont-Saint-Hilaire is warmest in July, when daily highs average 80°F (27°C), and coolest in January, when lows fall to about 12°F (-11°C). The wettest month is typically August and the driest is September; the year sees roughly 49 in (1233 mm) of precipitation.

• Best time to visitSeptember — the year's comfort peak (6.7/10)
• Warmest monthJuly — average high 80°F (27°C)
• Coolest monthJanuary — average low 12°F (-11°C)
• Wettest monthAugust (5.1 in (130 mm))
• Driest monthSeptember (2.8 in (72 mm))
• Annual precipitation49 in (1233 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromMarieville, 19 km away (1980-2024)