World Resorts Sri Lanka Colombo Weather

Colombo sea water temperature

Current sea water temperature:
+86.9°F
Minimum sea water temperature in April: 88.9°F
Maximum sea water temperature in April: 83.8°F
Average sea water temperature in April: 86.3°F

Sea water temperature for the last 10 days:

April 5 86.9°F March 31 86.2°F
April 4 86.5°F March 30 86.7°F
April 3 86.5°F March 29 86.9°F
April 2 86.5°F March 28 86.5°F
April 1 86.4°F March 27 86.4°F

When is the warmest sea in Colombo?

Based on the data about daily sea water temperature for the last three years the warmest sea in Colombo was noticed in April, May and March.

Monthly Sea Temperatures in Colombo, °F

Sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 86.3°F. The highest and lowest sea temperatures during the month were 86.9°F and 85.8°F.

Sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 85.7°F. The highest and lowest sea temperatures during the month were 86.7°F and 84.6°F.

Sea water temperature in March, °F

Show year:
2026
2025
2024

The average sea water temperature in March of 2026 was 84.9°F. The highest and lowest sea temperatures during the month were 86.9°F and 82.9°F.

Best time for vacation in Colombo

Sunniest months:
January 16 days
February 16 days
March 15 days
Warmest months:
April 89.9 °F
March 89.4 °F
February 88.4 °F
Warmest sea temp:
April 86.3 °F
May 85.3 °F
March 84.8 °F
Coldest months:
August 84.7 °F
September 84.8 °F
July 84.9 °F
Rainiest months:
July 19 days
June 19 days
May 18 days
Windiest months:
June 11.0 mph
July 10.7 mph
August 10.6 mph

Colombo on a weather map

Colombo
+82°F
NE 8 mph
Feels like: +90°F
Precip.: 0%
Places in Sri Lanka:
Name
°F
+82°F
+82°F
+82°F
+82°F
+82°F
+82°F
+82°F
+81°F
+82°F
+82°F
+81°F
+82°F
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+82°F
+82°F
24 Hours Forecast
Colombo
Local time: 21:40
April 06, monday
0000
82°F
NE
11 mph
0300
82°F
NE
9 mph
0600
82°F
E
7 mph
0900
86°F
E
11 mph
1200
88°F
E
13 mph
1500
84°F
E
11 mph
1800
82°F
E
11 mph
2100
82°F
E
11 mph
Units of measurement: °C / °F