Measurements:
°C
°F
Dehiwala Mount Lavinia
86°F
E 10 mph
Feels like: 94°F
Precip: 24%
World Resorts Sri Lanka Dehiwala Mount Lavinia Weather

Dehiwala Mount Lavinia Sea Water Temperature

Current Sea Water Temperature:
+86.8°F
Maximum Sea Water Temperature in July: 89.0°F
Minimum Sea Water Temperature in July: 83.2°F
Average water temperature in July: 85.9°F

Sea Water Temperature for the Last 10 Days:

July 10 86.8°F July 05 88.6°F
July 09 86.8°F July 04 87.6°F
July 08 88.2°F July 03 88.0°F
July 07 88.2°F July 02 88.2°F
July 06 87.8°F July 01 86.8°F

When is the Warmest Sea for Dehiwala Mount Lavinia?

According to our data for the last three years for Dehiwala Mount Lavinia the highest average sea water temperature was in April, May and March.

Average Water Temperature by Month, °F

Sea Water Temperature in April

Select Year: 2026 2025 2024

The average sea surface temperature in April 2026 for Dehiwala Mount Lavinia was 91.1°F. The maximum and minimum values were 90.0°F and 93.2°F respectively.

Sea Water Temperature in May

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Dehiwala Mount Lavinia was 90.0°F. The maximum and minimum values were 88.0°F and 91.6°F respectively.

Sea Water Temperature in March

Select Year: 2026 2025 2024

The average sea surface temperature in March 2026 for Dehiwala Mount Lavinia was 88.6°F. The maximum and minimum values were 86.4°F and 90.8°F respectively.

Best Time to Visit Dehiwala Mount Lavinia
The most sunny months:
January 16 days
February 16 days
March 15 days
The most warm months:
April 93.9 °F
March 93.6 °F
February 92.2 °F
Warmest sea temperature:
April 90.3 °F
May 89.2 °F
March 88.6 °F
The most cold months:
August 88.5 °F
September 88.5 °F
July 89.0 °F
The most rainy months:
July 19 days
May 19 days
June 19 days
The most windy months:
June 11 mph
July 11 mph
August 11 mph

Dehiwala Mount Lavinia on the Weather Map

Sri Lanka Resorts:
NAME
Ahungalla +86
Bentota +86
Colombo +86
Dikwella +88
Halle +86
Hambantota +90
Hikkaduwa +86
Marawila +86
Marissa +88
Negombo +86
Pasikuda +90
Tangalle +88
Trincomalee +90
Unawatuna +86
Weligama +86
24 Hours Weather Forecast
Dehiwala Mount Lavinia
Local time: 08:41
11 jul, saturday
0900 86°F
E
10 mph
1200 88°F
E
12 mph
1500 86°F
E
12 mph
1800 84°F
NE
9 mph
2100 84°F
NE
9 mph
12 jul, sunday
0000 82°F
NE
10 mph
0300 82°F
NE
11 mph
0600 82°F
NE
9 mph