June in Carolina averages a daily high of 31.8°C with nights around 25.3°C. Expect roughly 15.7 wet days totalling 118mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Carolina is November–April.
Based on SAN JUAN L M MARIN INTERNATIONAL AIRPORT, PR US (8km), 1995–2024. 30 years of June data.