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Matara Weather in September
September in Matara brings high temperatures around 30°C (86°F) during the day, dropping to 25°C (77°F) at night, and as part of the rainy season, heavy rainfall is common.
Rainfall in Matara in September
As part of the rainy season, Matara sees around 11 days of rain in September, with an average of 209 mm (8.2 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last.
Temperature in Matara in September
In September, Matara sees high temperatures, with highs of 30°C (86°F). Nights drop to around 25°C (77°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights stay warm at around 25°C (77°F), so light bedding and good ventilation are worth thinking about.
Sunshine in Matara in September
The city usually sees around 180 hours of sunlight, indicating a moderately sunny period (despite it being part of rainy season).September in Matara can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Matara Temperature in September
Min Temperature
25°C (77°F)
Max Temperature
30°C (86°F)
Chance of Rain
36%
Precipitation
209 mm (8.2 in)
Rainy days
11 days
Sunshine
180 hours *
Percentage Sunshine
*
* Data from: Galle, Sri Lanka (39 KM, 24 Miles).
Matara Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Matara - and find the best time to visit.
Daily Historical Temperatures
43-year average (1976-2025)
Based on our historical records, temperatures in Matara typically stay consistent throughout September, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in September
Daily Historical Precipitation
43-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather records for Matara in September
Browse day-by-day weather records for Matara spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Matara historical weather extremes in September
According to our 22 years of weather records for Matara, the following extremes were recorded between 2004 and 2026.
- The hottest September day on record in Matara reached 37°C (99°F) (September 8, 2018).
- Matara experienced its chilliest September day on September 6, 2004, reaching only 25°C (77°F).
- The lowest overnight temperature recorded in September was 16°C (61°F) (September 3, 2020).
Best Places 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. See all of Sri Lanka in September →
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).
What to Wear in Matara in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Bring sunglasses since you'll have some sunny periods throughout the month
What To Do in Matara in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Matara 3-Day Forecast
More climate data for Matara
See the full Matara climate overview or explore weather in Sri Lanka.
Popular in September
Where to go in September - average daytime high across popular destinations.
Colombo
30°C (86°F) Galle29°C (84°F) Mirissa29°C (84°F) Hikkaduwa29°C (84°F) Negombo30°C (86°F) Kandy
29°C (84°F) Unawatuna29°C (84°F) Nuwara Eliya28°C (82°F) Bucket list
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