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Moratuwa weather in September (Sri Lanka)

Curious about the September weather in Moratuwa? Here's what the weather might have in store during this month.

In September, Moratuwa generally has very high temperatures and heavy rainfall. Anticipate daytime temperatures around 30°C, while night temperatures can drop to 25°C. Remember, these are typical temperatures, and certain days could be even hotter. Ensure you wear appropriate clothing to handle the warmth.

Moratuwa in September falls under the rainy season with heavy rainfall, averaging around 268 mm for the month. Based on our climate data of the past 30 years, about 14 days of rain are anticipated.

The area enjoys a balanced 189 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Moratuwa. January and February generally stand out with the best circumstances. While April, May, June, July, August, September, October and November tend to showcase less optimal conditions.

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

 

Moratuwa, monthly averages in September

Min TemperatureMin Temperature 25°C  
Max TemperatureMax Temperature 30°C  
Water TemperatureWater Temperature 28°C *  
Chance of RainChance of Rain 45%  
PrecipitationPrecipitation 268 mm  
Rainy daysRainy days 14 days  
HumidityHumidity 76% *  
WindspeedWindspeed 7 km/h *  
SunshineSunshine 189 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Colombo, Sri Lanka (14 KM, 8 Miles).

Where to go in Sri Lanka in September

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

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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 Moratuwa in September?

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. With a water temperature of around 28°C this is a great month to swim so bring your swimwear.

What To Do

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

Swimming
7/10
Cycling
7/10
Walking
7/10
Camping
7/10
Outdoor sports
7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Moratuwa.

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 climate conditions. Find out where to go with our weather planner.