April in Key West offers a unique blend of pleasant temperatures and sunshine, marking the transition from the dry to the wet season. Daily highs average in the low 80s Fahrenheit (high 20s Celsius), while lows settle in the mid-70s Fahrenheit (low 20s Celsius). Sea temperatures also become increasingly inviting, hovering around 78F (26C). Rainfall remains relatively low compared to the summer months, making April an attractive time for outdoor activities.
This period provides optimal conditions for enjoying Key West’s diverse attractions. The relatively dry weather combined with comfortable temperatures allows for extended exploration of historical sites, watersports, and outdoor dining. Historically, April has marked a shoulder season, offering a balance between pleasant weather and fewer crowds compared to the peak winter months. This makes it a particularly advantageous time for travelers seeking a more relaxed experience.