Joliette

What is the climate like in Joliette?

The best time to visit Joliette is typically September, the year's most comfortable month (6.9/10). Joliette is warmest in July, when daily highs average 81°F (27°C), and coolest in January, when lows fall to about 8°F (-13°C). The wettest month is typically April and the driest is September; the year sees roughly 45 in (1145 mm) of precipitation.

• Best time to visitSeptember — the year's comfort peak (6.9/10)
• Warmest monthJuly — average high 81°F (27°C)
• Coolest monthJanuary — average low 8°F (-13°C)
• Wettest monthApril (4.7 in (120 mm))
• Driest monthSeptember (2.5 in (64 mm))
• Annual precipitation45 in (1145 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromL'assomption, 22 km away (1930-2026)