Measurements:
°C
°F
Colombo
82°F
E 22 mph
Feels like: 88°F
Precip: 44%
World Resorts Sri Lanka Colombo Weather

Colombo Sea Water Temperature

Current Sea Water Temperature:
+87.8°F
Maximum Sea Water Temperature in August: 89.4°F
Minimum Sea Water Temperature in August: 82.2°F
Average water temperature in August: 85.5°F

Sea Water Temperature for the Last 10 Days:

August 01 87.8°F July 27 88.4°F
July 31 88.0°F July 26 88.4°F
July 30 88.4°F July 25 88.6°F
July 29 88.8°F July 24 88.2°F
July 28 88.8°F July 23 88.0°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 91.2°F. The maximum and minimum values were 90.0°F and 93.4°F respectively.

Sea Water Temperature in May

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Colombo was 90.1°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 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 94.1 °F
March 93.8 °F
February 92.7 °F
Warmest sea temperature:
April 90.4 °F
May 89.3 °F
March 88.7 °F
The most cold months:
August 88.6 °F
July 88.6 °F
September 88.7 °F
The most rainy months:
June 19 days
July 18 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 +82
Bentota +82
Colombo +82
Dikwella +80
Halle +80
Hambantota +82
Hikkaduwa +80
Marissa +80
Negombo +80
Pasikuda +86
Tangalle +80
Trincomalee +92
Unawatuna +80
Wadduwa +82
Weligama +82
24 Hours Weather Forecast
Colombo
Local time: 12:58
01 aug, saturday
1500 82°F
E
19 mph
1800 82°F
E
14 mph
2100 82°F
E
17 mph
02 aug, sunday
0000 82°F
E
18 mph
0300 80°F
E
22 mph
0600 82°F
E
20 mph
0900 82°F
E
14 mph
1200 84°F
E
12 mph