June in Caguas averages a daily high of 32.3°C with nights around 23°C. Expect roughly 10.4 wet days totalling 106.1mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Caguas is December–April.
Based on TRUJILLO ALTO 2 SSW, PR US (11km), 1995–2024. 25 years of June data.