May in Kupang averages a daily high of 32.5°C. Rain is rare — about 0.3 wet days and 1.7mm across the month. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Kupang is May–September.
Based on KUPANG ELTARI, ID (6.6km), 1995–2024. 21 years of May data.