Measurements:
°C
°F
Kalutara
86°F
E 9 mph
Feels like: 94°F
Precip: 100%
World Resorts Sri Lanka Kalutara Weather

Kalutara Sea Water Temperature

Current Sea Water Temperature:
+91.0°F
Maximum Sea Water Temperature in May: 92.8°F
Minimum Sea Water Temperature in May: 85.6°F
Average water temperature in May: 89.0°F

Sea Water Temperature for the Last 10 Days:

May 11 91.0°F May 06 91.2°F
May 10 91.6°F May 05 90.4°F
May 09 91.2°F May 04 90.8°F
May 08 91.2°F May 03 90.4°F
May 07 91.2°F May 02 90.8°F

When is the Warmest Sea for Kalutara?

According to our data for the last three years for Kalutara 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 Kalutara was 91.1°F. The maximum and minimum values were 90.2°F and 91.8°F respectively.

Sea Water Temperature in May

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Kalutara was 89.3°F. The maximum and minimum values were 87.8°F and 90.6°F respectively.

Sea Water Temperature in March

Select Year: 2026 2025 2024

The average sea surface temperature in March 2026 for Kalutara was 88.9°F. The maximum and minimum values were 86.8°F and 91.2°F respectively.

Best Time to Visit Kalutara
The most sunny months:
January 13 days
February 12 days
March 12 days
The most warm months:
April 92.5 °F
March 91.8 °F
May 90.7 °F
Warmest sea temperature:
April 90.2 °F
May 89.0 °F
March 88.6 °F
The most cold months:
August 87.9 °F
September 88.0 °F
July 88.1 °F
The most rainy months:
June 22 days
July 22 days
August 20 days
The most windy months:
June 11 mph
July 10 mph
August 10 mph

Kalutara on the Weather Map

Sri Lanka Resorts:
NAME
Ahungalla +86
Bentota +86
Beruwela +86
Colombo +86
Halle +84
Hambantota +86
Hikkaduwa +84
Marawila +86
Marissa +84
Negombo +86
Pasikuda +88
Tangalle +84
Trincomalee +88
Unawatuna +84
Weligama +86
24 Hours Weather Forecast
Kalutara
Local time: 19:15
11 may, monday
2100 84°F
E
9 mph
12 may, tuesday
0000 84°F
E
5 mph
0300 84°F
E
7 mph
0600 84°F
SE
6 mph
0900 88°F
SE
8 mph
1200 90°F
E
11 mph
1500 86°F
E
10 mph
1800 86°F
E
11 mph

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