Measurements:
°C
°F
Colombo
88°F
E 9 mph
Feels like: 98°F
Precip: 100%
World Resorts Sri Lanka Colombo Weather

Colombo Sea Water Temperature

Current Sea Water Temperature:
+92.0°F
Maximum Sea Water Temperature in April: 93.2°F
Minimum Sea Water Temperature in April: 87.6°F
Average water temperature in April: 90.3°F

Sea Water Temperature for the Last 10 Days:

April 21 92.0°F April 16 91.8°F
April 20 92.6°F April 15 91.4°F
April 19 91.6°F April 14 91.0°F
April 18 91.2°F April 13 91.4°F
April 17 91.0°F April 12 91.2°F

When is the Warmest Sea for Colombo?

According to our data for the last three years for Colombo 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 Colombo was 91.0°F. The maximum and minimum values were 90.0°F and 92.6°F respectively.

Sea Water Temperature in May

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Colombo was 89.7°F. The maximum and minimum values were 88.4°F and 90.8°F respectively.

Sea Water Temperature in March

Select Year: 2026 2025 2024

The average sea surface temperature in March 2026 for Colombo was 88.7°F. The maximum and minimum values were 86.6°F and 91.0°F respectively.

Best Time to Visit Colombo
The most sunny months:
January 16 days
February 16 days
March 15 days
The most warm months:
April 94.3 °F
March 93.8 °F
February 92.7 °F
Warmest sea temperature:
April 90.4 °F
May 89.2 °F
March 88.7 °F
The most cold months:
August 88.6 °F
September 88.7 °F
July 88.7 °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

Colombo on the Weather Map

Sri Lanka Resorts:
NAME
Ahungalla +88
Bentota +88
Beruwela +88
Colombo +88
Halle +90
Hambantota +90
Hikkaduwa +90
Kalutara +88
Marissa +90
Negombo +88
Pasikuda +90
Tangalle +90
Trincomalee +90
Unawatuna +90
Weligama +88
24 Hours Weather Forecast
Colombo
Local time: 15:13
21 apr, tuesday
1800 86°F
NE
5 mph
2100 86°F
N
6 mph
22 apr, wednesday
0000 86°F
N
6 mph
0300 84°F
NE
5 mph
0600 86°F
NE
6 mph
0900 90°F
NE
7 mph
1200 90°F
NE
9 mph
1500 90°F
E
9 mph