Montreal Weather in July
In July, Montreal averages a high of 27°C (80°F) and a low of 18°C (64°F), based on 50 years of historical weather data from MONTREAL MCGILL.
27°C
Average high
80°F
18°C
Average low
64°F
37°C
Record high
98°F · 2018
8°C
Record low
46°F · 1982
What to Expect in Montreal in July
Typical July days in Montreal reach 27°C (80°F) during the afternoon and cool to around 18°C (64°F) overnight. On average, measurable rain falls on about 39% of days this month. Over the past 50 years, July temperatures in Montreal have ranged from a record high of 37°C (2018) down to a record low of 8°C (1982).
For a day-by-day look or other months, see the full Montreal weather history.