World Resorts Sri Lanka Dehiwala Mount Lavinia Weather

Dehiwala Mount Lavinia Sea Temperature in September

Average sea water temperature in September:
+82.8°F
Minimum sea water temperature in September: 85.5°F
Maximum sea water temperature in September: 80.2°F

Daily sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 84.5°F. The highest and lowest sea temperatures during the month were 85.5°F and 83.7°F.

Monthly sea water temperature in Dehiwala Mount Lavinia, °F

Which Sri Lanka resorts have warmest sea in September?

Place name September 2026 September 2025
Pasikuda 85.3°F 84.5°F
Batticaloa 85.3°F 84.4°F
Jafna 85.2°F 84.6°F
Bentota 84.8°F 83.9°F
Beruwela 84.7°F 84.0°F
Induruwa 84.7°F 83.7°F
Kalutara 84.7°F 84.2°F
Wadduwa 84.6°F 84.0°F
Ahungalla 84.6°F 83.6°F
Panadura 84.5°F 83.9°F
Dehiwala Mount Lavinia 84.5°F 83.8°F
Balapitiya 84.4°F 83.5°F
Colombo 84.4°F 83.7°F
Trincomalee 84.4°F 83.6°F
Negombo 84.3°F 83.6°F
Marawila 84.1°F 83.3°F
Hikkaduwa 84.1°F 83.5°F
Habarana 84.0°F 83.5°F
Unawatuna 83.8°F 83.4°F
Halle 83.8°F 83.4°F

Best time for vacation in Dehiwala Mount Lavinia

Sunniest months:
January 16 days
February 16 days
March 15 days
Warmest months:
April 89.5 °F
March 89.2 °F
February 88.0 °F
Warmest sea temp:
April 86.3 °F
May 85.3 °F
March 84.8 °F
Coldest months:
August 84.5 °F
September 84.5 °F
July 85.0 °F
Rainiest months:
May 19 days
June 19 days
July 18 days
Windiest months:
June 11.5 mph
August 11.1 mph
July 11.1 mph

Dehiwala Mount Lavinia on a weather map

Dehiwala Mount Lavinia
+82°F
E 10 mph
Feels like: +90°F
Precip.: 16%
Places in Sri Lanka:
Name
°F
+79°F
+79°F
+81°F
+81°F
+79°F
+81°F
+82°F
+77°F
+82°F
+82°F
+77°F
+81°F
+81°F
+81°F
+81°F
24 Hours Forecast
Dehiwala Mount Lavinia
Local time: 01:29
October 01, thursday
0300
82°F
E
9 mph
0600
82°F
NE
8 mph
0900
82°F
NE
8 mph
1200
81°F
NE
9 mph
1500
81°F
E
9 mph
1800
82°F
NE
9 mph
2100
81°F
NE
4 mph
October 02, friday
0000
81°F
E
8 mph
Units of measurement: °C / °F