July in Montreal typically experiences warm, humid conditions. Average high temperatures hover around 26C (79F), while average lows are around 16C (61F). Rainfall is common, with an average of approximately 89 mm (3.5 inches) distributed throughout the month. Sunny days are frequent, though often interspersed with periods of cloud cover and occasional thunderstorms. This period represents the warmest and most humid time of year for the city.
Understanding typical climatic conditions for this period is crucial for planning a variety of activities. Tourists can pack appropriate clothing, schedule outdoor events strategically, and prepare for potential rain showers. Businesses dependent on tourism and outdoor recreation can adjust their operations accordingly. Historical weather data for July informs infrastructure planning, resource allocation, and emergency preparedness strategies for the city.