Colombo in may: average Weather, Temperature and Climate
Weather in Colombo in may 2025
The weather in Colombo in the month of may comes from statistical datas on the past years. You can view the weather statistics the entire month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout may
very bad weather UV index: 7
Weather at 6am
85°F
Moderate rain at times
53% of time
22%
13%
8%
Weather at 12pm
88°F
Moderate rain at times
46% of time
34%
13%
7%
Weather at 6pm
83°F
Moderate rain at times
48% of time
26%
14%
8%
Weather at 3am
81°F
46%
33%
11%
8%
Evolution of daily average temperature and precipitation in Colombo in may
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Colombo in may.
The climate of Colombo in may is very bad
the weather in Colombo in may is wet (with 26.4in of precipitation over 23 days). The weather's not getting better compared to the previous month since in april there is an average of 10.7in of rainfall over 17 days.
The climate is very hot in this city the month of may. Temperatures are up to 88°F. In the morning the temperature drops to 85°F. Thus, the mean temperature average on this month of may in Colombo is 86°F. These temperatures are far removed from those records observed in Colombo in the month of may with a maximum record of 94°F in 2016 and a minimum record of 77°F in 2009. You You can hope to have about 25 days with temperatures up to 86°F, or 81 of time.
In may in Colombo, the days on average last 12:26. Sunrise is at 05:54 and sets at 18:20.
With an unfavorable weather, this month is not the best time to go in this city in Sri Lanka.
May: another location in Sri Lanka?
If you want to go to Sri Lanka in may, there are destinations with better weather than Colombo:
In may, Anuradhapura, Jaffna, Trincomalee, Batticaloa, Dambulla and Kurunegala have good weather.
Finally, Kandy, Chilaw, Negombo, Gampola and Kuliyapitiya have a tolerable climate, but better than Colombo.
Seasonal average climate and temperature of Colombo in may
Check below seasonal norms These statistics are generated from the weather statements earlier years of may.
| May | |||||
| Outside temperature | |||||
| Average temperature | 86°F | ||||
| Highest temperature | 88°F | ||||
| Lowest temperature | 85°F | ||||
| Highest record temperature | 94°F (2016) | ||||
| Lowest record temperature | 77°F (2009) | ||||
| Number of days at +86°F | 25 day(s) (81%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 85°F | ||||
| Lowest sea temperature | 83°F | ||||
| Highest sea temperature | 87°F | ||||
| Wind | |||||
| Wind speed | 18km/h | ||||
| Wind temperature | 85°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 26.4in | ||||
| Number of days with rainfall | 23 day(s) (73%) | ||||
| Record daily rainfall | 12.8in (2016) | ||||
| Other climate data | |||||
| Humidity | 81% | ||||
| Visibility | 8.47km | ||||
| Cloud cover | 53% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:54 | ||||
| Time of sunset | 18:20 | ||||
| Length of day | 12:26 | ||||
| Our opinion about the weather in may | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last may?
Here is the day by day recorded weather in Colombo in may 2024:
83°F to 88°F
83°F to 90°F
83°F to 90°F
83°F to 88°F
85°F to 90°F
83°F to 90°F
83°F to 88°F
83°F to 88°F
83°F to 88°F
81°F to 85°F
79°F to 86°F
79°F to 81°F
79°F to 88°F
79°F to 88°F
79°F to 86°F
81°F to 86°F
79°F to 86°F
81°F to 83°F
79°F to 81°F
79°F to 83°F
81°F to 85°F
81°F to 83°F
81°F to 83°F
81°F to 83°F
81°F to 83°F
83°F to 85°F
81°F to 85°F
81°F to 83°F
83°F to 85°F
83°F to 85°F
83°F to 86°F
Map: other cities in Sri Lanka in may
Cities near Colombo:
| Dehiwala-Mount Lavinia in may | very bad weather |
| Panadura in may | very bad weather |
| Negombo in may | tolerable weather |
| Kalutara in may | very bad weather |
| Bentota in may | very bad weather |
| Kuliyapitiya in may | tolerable weather |
| Chilaw in may | tolerable weather |
| Adam’s peak in may | very bad weather |
| Ambalangoda in may | very bad weather |
| Hatton in may | very bad weather |
| Neluwa in may | very bad weather |
| Gampola in may | tolerable weather |
Click over cities on the map for information about the weather in may.
Colombo
perfect weather
good
tolerable
bad
very bad
Weather data for Colombo in may:
Weather data for Colombo for may are derived from an average of the weather forecast since 2009 in Colombo. There is a margin of error and these forecasts are to be considered as general information only. The weather in Colombo can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Colombo.