Measurements:
°C
°F
Dehiwala Mount Lavinia
82°F
S 11 mph
Feels like: 88°F
Precip: 100%
World Resorts Sri Lanka Dehiwala Mount Lavinia Weather

7 Day Weather Forecast

12.18
thu
DAY
90°F
S 12 mph
precip
0%
NIGHT
78°F
SW 14 mph
precip
0%
12.19
fri
DAY
88°F
S 12 mph
precip
0%
NIGHT
78°F
S 11 mph
precip
0%
12.20
sat
DAY
84°F
S 7 mph
precip
0%
NIGHT
76°F
S 14 mph
precip
0%
12.21
sun
DAY
88°F
S 13 mph
precip
0%
NIGHT
76°F
S 12 mph
precip
0%
12.22
mon
DAY
88°F
SE 9 mph
precip
0%
NIGHT
76°F
S 13 mph
precip
0%
12.23
tue
DAY
86°F
S 11 mph
precip
0%
NIGHT
78°F
S 11 mph
precip
100%
12.24
wed
DAY
86°F
S 13 mph
precip
100%
NIGHT
78°F
S 12 mph
precip
40%

Dehiwala Mount Lavinia Sea Water Temperature in December, °F

Select Year: 2025 2024 2023

The average sea surface temperature in December 2025 for Dehiwala Mount Lavinia was 28.2°F. The maximum and minimum values were 28.0°F and 28.4°F respectively.

Dehiwala Mount Lavinia on the Weather Map

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 94.2 °F
March 93.9 °F
February 92.6 °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
June 19 days
May 18 days
The most windy months:
June 11 mph
July 11 mph
August 11 mph