Sri Lanka Weather by Month: Temperature & Rainfall Guide

Many people wonder what the weather conditions are in Sri Lanka over the year. What is the best time to visit Sri Lanka?

This page shows the average weather conditions by month in Sri Lanka over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Sri Lanka ranges from less favorable in Adams Peak to excellent in Hikkaduwa. The temperatures range from high in Ramboda with 25°C (77°F) to very high in Biyagama with 33°C (91°F).

Find more detailed climate information for Sri Lanka in January here.

In February the weather in Sri Lanka ranges from less favorable in Adams Peak to excellent in Kandy. The temperatures range from high in Ramboda with 26°C (79°F) to very high in Gampaha with 34°C (93°F).

Find more detailed climate information for Sri Lanka in February here.

In March the weather in Sri Lanka ranges from less favorable in Avissawella to excellent in Nuwara Eliya. The temperatures range from high in Ramboda with 28°C (82°F) to extremely high in Nochchiyagama with 36°C (97°F). On average, this month is one of the warmest months of the year in Sri Lanka. So be prepared and make sure to dress lightly.

Find more detailed climate information for Sri Lanka in March here.

In April the weather in Sri Lanka ranges from less favorable in Kandy to very good in Arugam Bay. The temperatures range from high in Ramboda with 28°C (82°F) to extremely high in Polonnaruwa with 36°C (97°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Sri Lanka in April here.

In May the weather in Sri Lanka ranges from less favorable in Hikkaduwa to very good in Nuwara Eliya. The temperatures range from high in Ramboda with 27°C (81°F) to extremely high in Polonnaruwa with 36°C (97°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Sri Lanka in May here.

In June the weather in Sri Lanka ranges from less favorable in Hikkaduwa to excellent in Arugam Bay. The temperatures range from high in Ramboda with 26°C (79°F) to extremely high in Polonnaruwa with 36°C (97°F).

Find more detailed climate information for Sri Lanka in June here.

In July the weather in Sri Lanka ranges from less favorable in Negombo to excellent in Tissamaharama. The temperatures range from high in Ramboda with 26°C (79°F) to extremely high in Polonnaruwa with 36°C (97°F).

Find more detailed climate information for Sri Lanka in July here.

In August the weather in Sri Lanka ranges from less favorable in Colombo to excellent in Tissamaharama. The temperatures range from high in Ramboda with 26°C (79°F) to extremely high in Polonnaruwa with 36°C (97°F).

Find more detailed climate information for Sri Lanka in August here.

In September the weather in Sri Lanka ranges from less favorable in Hikkaduwa to very good in Kandy. The temperatures range from high in Ramboda with 26°C (79°F) to extremely high in Polonnaruwa with 36°C (97°F).

Find more detailed climate information for Sri Lanka in September here.

In October the weather in Sri Lanka ranges from less favorable in Kandy to good in Tissamaharama. The temperatures range from high in Ramboda with 26°C (79°F) to very high in Polonnaruwa with 34°C (93°F).

Find more detailed climate information for Sri Lanka in October here.

In November the weather in Sri Lanka is generally less favorable. The temperatures range from high in Ramboda with 26°C (79°F) to very high in Polonnaruwa with 31°C (88°F).

Find more detailed climate information for Sri Lanka in November here.

In December the weather in Sri Lanka ranges from less favorable in Arugam Bay to very good in Hikkaduwa. The temperatures range from high in Ramboda with 25°C (77°F) to very high in Gampaha with 31°C (88°F). On average, this month is the coldest month of the year in Sri Lanka.

Find more detailed climate information for Sri Lanka in December here.