The blood consists of a suspension of special cells in a liquid called plasma. In an adult man, the blood is about 1/12th of the body weight and this corresponds to 5-6 litres. Blood consists of 55 % plasma, and 45 % by cells called formed elements. The blood performs a lot of important functions.
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.
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.