Asian Tiger Mosquito, Aedes albopictus. The Situation: The Asian tiger mosquito entered the United States in shipments of used tires from northern Asia in the mid-1980s. It can survive in a broad range of climates and has spread rapidly from the point of first detection in the south-central United States.
The weather and its seasons. Grenada boasts comfortable to hot weather year round. Expect temperatures that range from 32 C during the day in summer to as low as 20 C overnight in winter.
Temperature. Temperatures along Caribbean island shores are remarkably steady year round. Over the year, the daytime high on a beach varies by only a few degrees. Similarly, ocean temperatures don't change much from month to month or place to place. Year round, the Caribbean waters average 81 degrees Fahrenheit, an inviting temperature for swimming.