Mirissa

Matara District Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Matara District, Sri Lanka in September.

Considering a trip to Matara District, Sri Lanka this September and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Matara District in September

Matara District, Sri Lanka is a region in Sri Lanka. September in Matara District generally has warm temperatures, with heavy precipitation.

Temperatures

You can expect warm maximum daytime temperatures of around 29°C (84°F) and nighttime temperatures around 25°C (77°F) in Mirissa. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

For specific regional insights in Matara District, Sri Lanka, refer to the map provided below.

Precipitation

In September, precipitation varies across different areas. From heavy rainfall in Dikwella South with an average of 181 mm (7.1 in) to heavy rainfall in Kananke with 239 mm (9.4 in).

Average sunshine

Sunshine is fairly consistent across many areas. Mirissa receives about 180 hours of sunlight in September, providing a good balance between sunny spells and cloud cover. If you're after more sunshine hours, take a look at our weather planner for other sun-rich destinations worldwide.

Explore Matara District by month

Pick a month to see the average temperature, rainfall and sunshine in Matara District — and find the best time to visit. (based on Mirissa)

Best Places to Visit in Matara District in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Matara District.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Matara District

What is the weather like in September for some of the most popular destinations in Matara District, Sri Lanka?

Temperature range in Matara District (September)

Precipitation variation in Matara District (September)

Mirissa

In September Mirissa generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

August
September
October
Max temperature
29°C (84°F)
29°C (84°F)
30°C (86°F)
Min temperature
25°C (77°F)
25°C (77°F)
25°C (77°F)
Monthly sun hours
201 hours
180 hours
200 hours
Monthly rainfall
179 mm (7 in)
225 mm (8.9 in)
260 mm (10 in)
Monthly rainy days
9 days
11 days
13 days
Weather conditions

Weligama

In September Weligama generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

August
September
October
Max temperature
29°C (84°F)
29°C (84°F)
30°C (86°F)
Min temperature
25°C (77°F)
25°C (77°F)
25°C (77°F)
Monthly sun hours
201 hours
180 hours
200 hours
Monthly rainfall
187 mm (7.4 in)
230 mm (9.1 in)
264 mm (10 in)
Monthly rainy days
9 days
11 days
13 days
Weather conditions

Matara

In September Matara generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are poor that month.

August
September
October
Max temperature
30°C (86°F)
30°C (86°F)
30°C (86°F)
Min temperature
25°C (77°F)
25°C (77°F)
25°C (77°F)
Monthly sun hours
201 hours
180 hours
200 hours
Monthly rainfall
163 mm (6.4 in)
209 mm (8.2 in)
252 mm (9.9 in)
Monthly rainy days
9 days
11 days
13 days
Weather conditions

Deniyaya

In September Deniyaya generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are poor that month.

August
September
October
Max temperature
30°C (86°F)
30°C (86°F)
30°C (86°F)
Min temperature
23°C (73°F)
23°C (73°F)
22°C (72°F)
Monthly sun hours
204 hours
190 hours
202 hours
Monthly rainfall
184 mm (7.2 in)
231 mm (9.1 in)
341 mm (13 in)
Monthly rainy days
10 days
12 days
14 days
Weather conditions

Dikwella South

In September Dikwella South generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 25°C (77°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

August
September
October
Max temperature
30°C (86°F)
30°C (86°F)
30°C (86°F)
Min temperature
25°C (77°F)
25°C (77°F)
25°C (77°F)
Monthly sun hours
202 hours
210 hours
195 hours
Monthly rainfall
137 mm (5.4 in)
181 mm (7.1 in)
233 mm (9.2 in)
Monthly rainy days
9 days
11 days
13 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Matara District, in Sri Lanka.

Popular cities in September

Day & night temperatures, rainfall and average weather in Matara District in September.

City Weather Day temp Night temp Rainfall
Mirissa 29°C (84°F) 25°C (77°F) 225 mm (8.9 in)
Weligama 29°C (84°F) 25°C (77°F) 230 mm (9.1 in)
Matara 30°C (86°F) 25°C (77°F) 209 mm (8.2 in)
Deniyaya 30°C (86°F) 23°C (73°F) 231 mm (9.1 in)
Dikwella South 30°C (86°F) 25°C (77°F) 181 mm (7.1 in)
Talalla South 30°C (86°F) 25°C (77°F) 196 mm (7.7 in)

Matara District weather in September: frequently asked questions

What is the weather like in Matara District, Sri Lanka in September?

In September, Matara District, Sri Lanka generally has unpleasant weather conditions. Mirissa sees daytime temperatures near 29°C (84°F), with nights cooling to roughly 25°C (77°F).

What is the average temperature in Matara District, Sri Lanka in September?

Average temperatures in Matara District, Sri Lanka during September range from a nighttime low near 25°C (77°F) to a daytime high around 29°C (84°F) in Mirissa.

Does Matara District, Sri Lanka get a lot of rain in September?

Rainfall in Matara District, Sri Lanka peaks during September. Mirissa averages roughly 225 mm (8.9 in), so frequent and sometimes heavy showers are the norm.

Is September a Good Time to Visit Matara District, Sri Lanka?

In our view, September might not be the best time to travel to Matara District, Sri Lanka with often unpleasant weather in Mirissa.

On average, the best time to visit Matara District, Sri Lanka is in July and August with generally pleasant weather in Mirissa. In contrast, April, May, June, October, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Matara 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.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.