An amount below 100 means Dayton, Ohio is cheaper than the US average. A cost of living index above 100 means Dayton, Ohio is more expensive.
Sea Island, GA Weather. The average temperature of Sea Island is 67.50Â°F, which is much higher than the Georgia average temperature of 62.30Â°F and is much higher than the national average temperature of 54.45Â°F. Historical Weather.
There are two seasons that characterize the climate of the island, the humid and hot rainy season between June and December and the dry season between January and May. The average annual rainfall varies between 1,500-2,000 mm along the coasts and 3,800-5,000 mm in the mountainous interior areas.The months between June and November are also hurricane season. The island of Grenada, however, is at the southern end of the hurricane belt that is rarely hit by a hurricane.here are two seasons that characterize the climate of the island, the humid and hot rainy season between June and December and the dry season between January and May. The average annual rainfall varies between 1,500-2,000 mm along the coasts and 3,800-5,000 mm in the mountainous interior areas.