Current sea water temperature:
+81.9°F
| Minimum sea water temperature in December: | 85.3°F |
| Maximum sea water temperature in December: | 80.8°F |
| Average sea water temperature in December: | 83.2°F |
| more information | |
14 days
forecast
forecast
| Unawatuna |
monthly
weather
weather
| Unawatuna |
Sea water temperature for the last 10 days:
| December 25 | 81.9°F | December 20 | 82.0°F |
| December 24 | 81.5°F | December 19 | 82.6°F |
| December 23 | 81.7°F | December 18 | 82.8°F |
| December 22 | 81.9°F | December 17 | 82.9°F |
| December 21 | 82.0°F | December 16 | 82.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Unawatuna?
Based on the data about daily sea water temperature for the last three years the warmest sea in Unawatuna was noticed in April, May and March.
Monthly Sea Temperatures in Unawatuna, °F
Sea water temperature in April, °F
Show year:
2025
2024
2023
The average sea water temperature in April of 2025 was 85.5°F. The highest and lowest sea temperatures during the month were 85.8°F and 84.6°F.
Sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 84.7°F. The highest and lowest sea temperatures during the month were 86.0°F and 83.8°F.
Sea water temperature in March, °F
Show year:
2025
2024
2023
The average sea water temperature in March of 2025 was 84.7°F. The highest and lowest sea temperatures during the month were 85.8°F and 84.0°F.
current
weather
weather
| Unawatuna |
weather in
December
December
| Unawatuna |
Best time for vacation in Unawatuna
Unawatuna on a weather map
Places in Sri Lanka:
Name
°F
24 Hours Forecast
Unawatuna
Local time: 20:32
December 25, thursday
2100
77°F
NW
3 mph
3 mph
December 26, friday
0000
77°F
N
5 mph
5 mph
0300
75°F
N
5 mph
5 mph
0600
75°F
NW
3 mph
3 mph
0900
81°F
NE
2 mph
2 mph
1200
81°F
NE
8 mph
8 mph
1500
81°F
NE
7 mph
7 mph
1800
77°F
NE
3 mph
3 mph
