average temperature during summer in grenada
Grenada: Annual Weather Averages. May is the hottest month in Grenada with an average temperature of 27Â°C (81Â°F) and the coldest is January at 25Â°C (77Â°F) with the most daily sunshine hours at 8 in December.The wettest month is November with an average of 253mm of rain.ay is the hottest month in Grenada with an average temperature of 27Â°C (81Â°F) and the coldest is January at 25Â°C (77Â°F) with the most daily sunshine hours at 8 in December.