World Resorts Sri Lanka Colombo Weather

Colombo sea water temperature

Current sea water temperature:
+82.9°F
Minimum sea water temperature in December: 85.3°F
Maximum sea water temperature in December: 81.1°F
Average sea water temperature in December: 83.4°F

Sea water temperature for the last 10 days:

December 5 82.9°F November 30 83.3°F
December 4 82.9°F November 29 83.8°F
December 3 82.8°F November 28 83.8°F
December 2 82.6°F November 27 83.8°F
December 1 82.9°F November 26 83.8°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:
2025
2024
2023

The average sea water temperature in March of 2025 was 85.3°F. The highest and lowest sea temperatures during the month were 86.4°F and 84.4°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 89.8 °F
February 88.8 °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
E 6 mph
Feels like: +90°F
Precip.: 65%
Places in Sri Lanka:
Name
°F
+86°F
+82°F
+82°F
+86°F
+86°F
+82°F
+82°F
+86°F
+82°F
+81°F
+86°F
+81°F
+86°F
+82°F
+86°F
24 Hours Forecast
Colombo
Local time: 13:00
December 05, friday
1500
81°F
E
11 mph
1800
79°F
SE
8 mph
2100
79°F
SW
7 mph
December 06, saturday
0000
77°F
W
6 mph
0300
75°F
SW
6 mph
0600
75°F
SW
6 mph
0900
81°F
SW
4 mph
1200
84°F
E
5 mph
Units of measurement: °C / °F