Average sea water temperature in May:
+85.1°F
| Minimum sea water temperature in May: | 88.5°F |
| Maximum sea water temperature in May: | 82.0°F |
Daily sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 86.6°F. The highest and lowest sea temperatures during the month were 87.4°F and 85.5°F.
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Monthly sea water temperature in Kalutara, °F
Which Sri Lanka resorts have warmest sea in May?
| Place name | May 2026 | May 2025 |
|---|---|---|
| Jafna | 87.5°F | 87.0°F |
| Marawila | 87.1°F | 86.0°F |
| Negombo | 87.0°F | 86.0°F |
| Colombo | 86.8°F | 85.7°F |
| Habarana | 86.8°F | 86.2°F |
| Dehiwala Mount Lavinia | 86.7°F | 85.7°F |
| Panadura | 86.7°F | 85.7°F |
| Wadduwa | 86.7°F | 85.7°F |
| Batticaloa | 86.6°F | 86.7°F |
| Trincomalee | 86.6°F | 86.2°F |
| Beruwela | 86.6°F | 84.9°F |
| Kalutara | 86.6°F | 85.3°F |
| Pasikuda | 86.5°F | 86.7°F |
| Bentota | 86.5°F | 84.3°F |
| Induruwa | 86.5°F | 84.1°F |
| Ahungalla | 86.5°F | 83.9°F |
| Balapitiya | 86.5°F | 84.2°F |
| Hikkaduwa | 86.2°F | 85.0°F |
| Unawatuna | 85.9°F | 84.7°F |
| Halle | 85.9°F | 84.7°F |
Best time for vacation in Kalutara
Kalutara on a weather map
Places in Sri Lanka:
Name
°F
24 Hours Forecast
Kalutara
Local time: 18:36
May 17, sunday
2100
81°F
NE
11 mph
11 mph
May 18, monday
0000
81°F
NE
12 mph
12 mph
0300
81°F
NE
11 mph
11 mph
0600
81°F
NE
11 mph
11 mph
0900
84°F
NE
12 mph
12 mph
1200
84°F
NE
12 mph
12 mph
1500
82°F
NE
12 mph
12 mph
1800
82°F
NE
11 mph
11 mph
