April in Puerto Rico typically marks the transition from the dry season to the wet season. Visitors can expect daytime temperatures averaging in the low 80s Fahrenheit (high 20s Celsius) with comfortable humidity. Rainfall increases slightly compared to the preceding winter months, though showers are usually brief and followed by sunshine. Sea temperatures remain inviting for swimming and other water activities.
Understanding typical weather patterns for this period is crucial for planning a trip. Travelers can pack accordingly, anticipate outdoor activities, and make informed choices about accommodations and itineraries. Historical weather data from April provides a valuable benchmark for predicting conditions, though variations can and do occur. This information is particularly beneficial for tourists wishing to engage in specific activities such as hiking, watersports, or exploring the El Yunque National Forest.