Kalawana weather in September (Ratnapura District, Sri Lanka)

Wondering what the weather is like in Kalawana during September? Wondering about the weather this month? Our guide has all the details you need.

Temperatures

The month of September in Kalawana typically brings high temperatures and heavy rainfall. Daytime temperatures generally settle around 29°C, while nighttime can see a dip to about 23°C. Remember, these are typical temperatures, and certain days could be even hotter. Ensure you wear appropriate clothing to handle the warmth.

Precipitation

Kalawana in September falls under the rainy season with heavy rainfall, averaging around 269 mm for the month. Rain is expected on roughly 13 days.

Average sunshine

With approximately 190 hours hours of sun, the days are filled with brightness. It makes it a perfect month for outdoor activities.

If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Kalawana. March typically offers the most optimal weather. In contrast, January, April, May, September, October, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Kalawana climate page with graphs.

 

Kalawana, monthly averages in September

Min Temperature 23°C  

Max Temperature 29°C  

Chance of Rain 43%  

Precipitation 269 mm  

Rainy days 13 days  

Humidity 78% *  

Sunshine 190 hours *  

Percentage Sunshine *  

* Data from: Ratnapura, Sri Lanka (16 KM, 10 Miles).

Where to go in Sri Lanka in September

Find out more about the weather in Sri Lanka and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Kalawana.

Our site offers climate and forecast data for every country in the world. Are you going to Sri Lanka? On this website you can find 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.