Negombo Weather and Climate: A Comprehensive Guide
Negombo has a tropical rainforest climate and the city experiences a lot of rain. The rain is fairly evenly distributed over the year. Only in January the average rainfall is slightly lower. The temperatures are the same throughout the year. The average daytime temperature is around 30°C. These two factors combined causes a high humidity. Also tropical storms and hurricanes can occur in Negombo.
Average maximum day and minimum night temperature
The climate in Negombo remains fairly constant, offering very warm temperatures throughout the year. Average daytime temperatures reach a very warm 33°C in March. In January, the coolest month of the year, temperatures drop to a comfortable 30°C.
At night, you can expect cooler temperatures, with averages dropping to around 24°C during this month. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Negombo is known for its substantial rainfall, with annual precipitation reaching 2342 mm. Negombo can be quite wet during October, receiving approximately 338 mm of precipitation over 15 rainy days. In contrast January, experiences much drier conditions, with 48 mm of rainfall, spread across 4 rainy days. For more details, please visit our Negombo Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Negombo experiences moderate variation in sunshine hours across the seasons. With 9.2 hours daily sunshine in March, it dips to 6.3 hours in September, offering a balanced mix of sunny and overcast days. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is high throughout the year in Negombo.
The city experiences its highest humidity in June, reaching 79%. In February, the humidity drops to its lowest level at 69%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
broken clouds and slight rain overcast and thunder broken clouds and thunderForecast for Negombo
7 m/s
5 m/s
4 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Negombo in Sri Lanka
Negombo has high temperatures year round ranging between 29°C and 32°C.Other facts from our historical weather data:
March has an average maximum temperature of 33°C and is the hottest month of the year.
The coolest month is January with an average maximum temperature of 30°C.
October tops the wettest month list with 338 mm of rainfall.
January is the driest month with 48 mm of precipitation.
March is the sunniest month with an average of 276 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
