Our verdict
The best time to visit Colombo is June-September
In summer, temperatures can reach as high as 33℃ (91℉) in the middle of the day. In the winter months, it can get down to as low as 22℃ (72℉) at night.
The days are longest in Colombo in January, so if you want to see the sights during the day when the sun is up for the longest time, it’s best to visit around that time of year. The wet season in Colombo falls around June, so if you prefer the dryer weather, you should look to visit in January instead.
Keep reading to find out more detailed information about the seasons and climate in Colombo, as well as our favourite tools to help you find the best options for transport, accommodation, and much more.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
Colombo seasons
Before you continue, it’s important to know when the seasons are in Colombo as they might be different to yours depending on where in the world you’re travelling from. Colombo is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Colombo
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Colombo for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Colombo climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Colombo for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Colombo in January
- Average temperature: 27℃ (80℉)
- Average high temperature: 31℃ (88℉)
- Average low temperature: 23℃ (73℉)
- Average humidity: 73%
- Average sunny days: 17 days
- Average rainfall: 40mm (2") over 12 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Colombo in January, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Colombo in February
- Average temperature: 27℃ (81℉)
- Average high temperature: 32℃ (89℉)
- Average low temperature: 23℃ (74℉)
- Average humidity: 74%
- Average sunny days: 13 days
- Average rainfall: 47mm (2") over 14 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Colombo in February, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Colombo in March
- Average temperature: 28℃ (82℉)
- Average high temperature: 32℃ (89℉)
- Average low temperature: 25℃ (76℉)
- Average humidity: 76%
- Average sunny days: 8 days
- Average rainfall: 66mm (3") over 20 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Colombo in March, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Colombo in April
- Average temperature: 28℃ (83℉)
- Average high temperature: 32℃ (89℉)
- Average low temperature: 26℃ (79℉)
- Average humidity: 77%
- Average sunny days: 3 days
- Average rainfall: 137mm (5") over 25 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Colombo in April, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Colombo in May
- Average temperature: 28℃ (83℉)
- Average high temperature: 31℃ (87℉)
- Average low temperature: 26℃ (79℉)
- Average humidity: 81%
- Average sunny days: 1 days
- Average rainfall: 306mm (12") over 29 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Colombo in May, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Colombo in June
- Average temperature: 27℃ (81℉)
- Average high temperature: 29℃ (85℉)
- Average low temperature: 26℃ (78℉)
- Average humidity: 83%
- Average sunny days: 0 days
- Average rainfall: 319mm (13") over 29 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Colombo in June, make sure you pack t-shirts and light clothing.
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Colombo in July
- Average temperature: 27℃ (80℉)
- Average high temperature: 29℃ (84℉)
- Average low temperature: 25℃ (78℉)
- Average humidity: 83%
- Average sunny days: 0 days
- Average rainfall: 234mm (9") over 30 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Colombo in July, make sure you pack t-shirts and light clothing.
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Colombo in August
- Average temperature: 27℃ (80℉)
- Average high temperature: 29℃ (84℉)
- Average low temperature: 25℃ (77℉)
- Average humidity: 83%
- Average sunny days: 0 days
- Average rainfall: 276mm (11") over 30 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Colombo in August, make sure you pack t-shirts and light clothing.
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Colombo in September
- Average temperature: 27℃ (80℉)
- Average high temperature: 29℃ (85℉)
- Average low temperature: 25℃ (77℉)
- Average humidity: 81%
- Average sunny days: 1 days
- Average rainfall: 206mm (8") over 27 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Colombo in September, make sure you pack t-shirts and light clothing.
Colombo in October
- Average temperature: 27℃ (81℉)
- Average high temperature: 30℃ (86℉)
- Average low temperature: 25℃ (77℉)
- Average humidity: 80%
- Average sunny days: 2 days
- Average rainfall: 237mm (9") over 27 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Colombo in October, make sure you pack t-shirts and light clothing.
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Colombo in November
- Average temperature: 27℃ (81℉)
- Average high temperature: 30℃ (86℉)
- Average low temperature: 24℃ (76℉)
- Average humidity: 79%
- Average sunny days: 4 days
- Average rainfall: 191mm (8") over 26 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Colombo in November, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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Colombo in December
- Average temperature: 27℃ (80℉)
- Average high temperature: 30℃ (86℉)
- Average low temperature: 24℃ (75℉)
- Average humidity: 79%
- Average sunny days: 8 days
- Average rainfall: 148mm (6") over 21 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Colombo in December, make sure you pack t-shirts and shorts.. It stays warm all day and night.
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