July in Grande Prairie averages a daily high of 22.3°C with nights around 9.6°C. Expect roughly 12.2 wet days totalling 67mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Grande Prairie is May–September.
Based on BEAVERLODGE RCS, AB CA (38.1km), 1995–2024. 23 years of July data.