August in Kamloops averages a daily high of 28.9°C with nights around 13.6°C. Expect roughly 5.5 wet days totalling 18.2mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Kamloops is April–September.
Based on KAMLOOPS A, BC CA (9.9km), 1995–2024. 18 years of August data.