May in Richmond averages a daily high of 19.3°C with nights around 8.2°C. Expect roughly 10.7 wet days totalling 63.3mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Richmond is June–September.
Based on RICHMOND NATURE PARK, BC CA (2.7km), 1995–2024. 25 years of May data.