For good weather and festivals, early May
Hong Kong (Cheung Chau Island) Bun Festival (spirit-placing ritual), 4 days
Indonesia, Borobudur, Java. Waisak (celebrating the Buddha’s life), full moon day, 1 day.
Israel (Meiron, Galilee), Lag B’Omer, Spring feast, Apr/May, 1 day.
For good weather and festivals, late May
Tibet (Gyangzê) Tamang (Horse Racing Festival), May/June, 4 days.
Japan (Nikko) Tosho-gu Festival (mask parade) 17-18 May.
Korea (Kangnung & Nationwide) Tano Festival (parade, wrestling, fireworks, floating lanterns, etc. ), May/ June, 20 days
(Chonju) P’ungnam Festival (dance, folk arts, games and sports), May/June, 1 day
Bolivia (La Paz) Feast Day of Gran Poder (cultural fiesta, folk dances, costume parade, etc. ), moving date in late-May/early-June
Philippines (Pulilan/San isidro/Angono) Carabao (water buffalo), 14-15th, 2 days
(Obando) Fertility Rites, 3rd week, 1 day