Temperature in Sri Lanka in September

Sri Lanka, experiences maximum daytime temperatures in September ranging from 26°C in Ramboda to 36°C in Polonnaruwa. Nighttime temperatures generally drop to 26°C in Polonnaruwa and 19°C in Ramboda.

What is the temperature of the different cities in Sri Lanka in September?

Curious about the September temperatures in the prime spots of Sri Lanka? Navigate the map below and tap on a destination dot for more detailed stats.

Weather conditions Weather

Temperatures

Precipitation

Map not visible? Whoops sorry! Please refresh the page.

Leaflet © OpenStreetMap

Legend

very warm

warm

pleasant

moderate

cold

very cold

Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

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 Sri Lanka's climate page.

What is the warmest city in September in Sri Lanka?

Based on our systematic data collection, Polonnaruwa has been identified as the city with the highest average temperatures. The daytime temperature usually hovers around 36°C, while at night is goes down to an approximate temperature of 26°C."

What is the coldest city in September in Sri Lanka?

For the month of September, Ramboda is the most temperate city in Sri Lanka based on our records. With highs averaging 26°C and nighttime temperatures dipping to around 19°C.

How much sun does Sri Lanka get in September?

Most areas see fewer sunny days, with a projection of about 87 hours of sunshine in Kandy. This reduced sunlight makes it ideal for those who prefer cooler, overcast conditions over bright sunny days.

What is the water's temperature in September?

The water temperature averages approximately 28°C in Colombo this month, an ideal temperature for swimming and cooling off.

Interested in more climate information?

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.