May 2026: 13.1 mm
May 2025: 44.1 mm
Average May: 36.3 mm
May 2026 YTD: 361.1 mm
May 2025 YTD: 422.6 mm
Average YTD: 460.3 mm
Lowest May; 6.3 mm in 2018
Highest May; 89.0 mm in 2010
Vancouver Airport: 17.1 mm for May
Victoria Airport: 4.2 mm for May
Keith Rush