Guyana's climate is equitorial; hot but pleasant for most of the year. The heat is tempered by the sea breezes on the coast. An Umbrella is useful during the two wet seasons, extending roughly through May and June and from December to the end of January. Rainfall approximates at 2,300mm per year in Georgetown. The temperature on the coast-land ranges from 20 degrees centigrade with a mean temperature of 26.8 degree centigrade. In the interior it is between 18.3 degree centigrade and 39.4 degree centigrade with a mean of 28.3 degree centigrade.