Weather in September in Colombo District
Planning a getaway to Colombo District this September and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:
What is the weather like in Colombo District in September?
Colombo District is a region in Sri Lanka. September in Colombo District generally has very warm temperatures, with heavy precipitation.
Temperatures
You can expect very warm maximum daytime temperatures of around 30°C and nighttime temperatures around 25°C in Colombo. To learn more about the conditions in specific areas of Colombo District in September, check out the map below. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.To explore the conditions in Colombo District in more detail, check the map below.
Precipitation
In September, precipitation varies across different areas. From heavy rainfall in Colombo with an average of 262 mm to heavy rainfall in Athurugiriya with 274 mm.Average sunshine
Most areas experience a moderate amount of sunshine, with approximately 189 hours of sunlight expected in Colombo. This makes it neither too gloomy nor overly bright.For more details on the yearly climate, visit our Colombo District climate page.
Where to go in Colombo District in September
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Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Sri Lanka, check out our Colombo District's climate page.
Popular destinations
What is the weather like in September for the 5 most popular destinations in Colombo District?
Colombo
In September Colombo generally has very high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 25°C and heavy monthly rainfall. So on average the conditions are poor that month.
Mount Lavinia
In September Mount Lavinia generally has very high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 25°C and heavy monthly rainfall. So on average the conditions are poor that month.
Dehiwala
In September Dehiwala generally has very high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 25°C and heavy monthly rainfall. So on average the conditions are poor that month.
Nugegoda
In September Nugegoda generally has very high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 25°C and heavy monthly rainfall. So on average the conditions are poor that month.
Boralesgamuwa
In September Boralesgamuwa generally has very high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 25°C and heavy monthly rainfall. So on average the conditions are poor that month.
Is your destination not in the list? Have a look at other destinations in Colombo District, in Sri Lanka.
Is September the best time to visit Colombo District?
In our opinion, September may not be the ideal time to visit Colombo District due to the typically poor weather in Colombo.
On average, the best time to visit Colombo District is in January, February and March with generally pleasant weather in Colombo. On the other hand, the weather in April, May, June, July, August, September, October and November tend to be poor.
Interested in more climate information?
We have much more information about the climate in Colombo District.
Weather and climate has detailed information for every country in the world. Are you going to Sri Lanka? Get detailed historical weather averages for many cities in Sri Lanka.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.