Colombo

Sri Lanka – West & South Coasts and the Hill Country (Colombo, Galle, Mirissa, Ella):

Best Time: December to March

Month	Best Time	Average Time	Worst Time
January
February
March
April
May
June
July
August
September
October
November
December

Climate: The west and south coasts, as well as the Hill Country, enjoy dry and sunny weather from December to March, making it the ideal time to visit these regions. May to September sees the arrival of the southwest monsoon, bringing heavy rain, especially to the coastal areas.

Worst Time: May to September is characterized by heavy rains and high humidity due to the monsoon.

Sri Lanka – East Coast (Trincomalee, Arugam Bay, Batticaloa):

Best Time: April to September

Month	Best Time	Average Time	Worst Time
January
February
March
April
May
June
July
August
September
October
November
December

Climate: The east coast benefits from a dry season between April and September, making it the best time for beach activities, surfing, and sightseeing. From October to December, the northeast monsoon hits, bringing rain and rough seas.

Worst Time: October to December due to the heavy rains brought by the northeast monsoon.

Sri Lanka – North (Jaffna, Mannar, Anuradhapura):

Best Time: January to April

Month	Best Time	Average Time	Worst Time
January
February
March
April
May
June
July
August
September
October
November
December

Climate: The northern region of Sri Lanka enjoys dry weather from January to April, making it the most pleasant time for exploring cultural and historical sites. The monsoon rains arrive from May to September, bringing higher humidity and rain.

Worst Time: May to September, when the southwest monsoon brings rains and high temperatures.

Key:

•  Green: Best time to visit.
•  Orange: Average time to visit, decent weather but with some drawbacks.
•  Red: Worst time to visit, due to extreme weather conditions like heavy rain, heat, or storms.

This guide helps you plan the best time to explore Sri Lanka, with varying seasons across its regions.