Sri Lanka Weather

As Sri Lanka is situated between six and ten degrees north of the equator, the average temperature is quite high. The average medium temperature fluctuates between 27° and 29° Celsius. As the island is not very wide, the sea-winds can exert a moderating influence. The central mountain region has naturally lower temperatures. The mercury drops ½ ° Celsius for every 100 m . The mountain resort town of Nuwara Eliya situated at about 2000 m experiences frost on some nights in December and January and the annual average temperature is below 20° C. In general the relative humidity fluctuates in between 70% during the day and 90% at night. The monsoon-winds bring the most showers to Sri Lanka, and there are four rainy periods: Southwest monsoon showers from May until September, inter-monsoon rains in October and November, northeast monsoon showers from December until February, and again inter-monsoon rains in March and April. The best travelling season for a beach holiday on the southwest coast is from November until April and for a beach holidays on the east coast is from March until September.