17.04
fri
fri
Day
86°F
NE 7 mph
Precip.
0%
0%
Night
81°F
W 2 mph
Precip.
0%
0%
18.04
sat
sat
Day
86°F
N 10 mph
Precip.
0%
0%
Night
81°F
NW 5 mph
Precip.
0%
0%
19.04
sun
sun
Day
84°F
N 9 mph
Precip.
0%
0%
Night
81°F
NW 6 mph
Precip.
0%
0%
20.04
mon
mon
Day
86°F
NE 8 mph
Precip.
0%
0%
Night
81°F
N 4 mph
Precip.
0%
0%
21.04
tue
tue
Day
86°F
NE 7 mph
Precip.
100%
100%
Night
82°F
NE 6 mph
Precip.
78%
78%
22.04
wed
wed
Day
86°F
NE 9 mph
Precip.
70%
70%
Night
81°F
E 6 mph
Precip.
100%
100%
23.04
thu
thu
Day
86°F
NE 8 mph
Precip.
100%
100%
Night
81°F
E 7 mph
Precip.
100%
100%
24.04
fri
fri
Day
86°F
E 8 mph
Precip.
74%
74%
Night
81°F
NE 7 mph
Precip.
100%
100%
25.04
sat
sat
Day
86°F
NE 7 mph
Precip.
66%
66%
Night
81°F
NE 5 mph
Precip.
78%
78%
26.04
sun
sun
Day
86°F
NE 8 mph
Precip.
0%
0%
Night
81°F
N 4 mph
Precip.
20%
20%
27.04
mon
mon
Day
86°F
NE 7 mph
Precip.
100%
100%
Night
81°F
NE 4 mph
Precip.
100%
100%
28.04
tue
tue
Day
86°F
NE 7 mph
Precip.
100%
100%
Night
81°F
NE 6 mph
Precip.
100%
100%
29.04
wed
wed
Day
86°F
NE 9 mph
Precip.
100%
100%
Night
81°F
NE 9 mph
Precip.
100%
100%
30.04
thu
thu
Day
86°F
E 11 mph
Precip.
100%
100%
Night
82°F
E 9 mph
Precip.
100%
100%
sea water
temperature
temperature
| Unawatuna |
monthly
weather
weather
| Unawatuna |
current
weather
weather
| Unawatuna |
7 days
forecast
forecast
| Unawatuna |
Sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 85.9°F. The highest and lowest sea temperatures during the month were 86.5°F and 85.1°F.
Air temperature in Unawatuna, °F
Precipitation total in Unawatuna, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Unawatuna
Unawatuna on a weather map
Places in Sri Lanka:
Name
°F
24 Hours Forecast
Unawatuna
Local time: 02:07
April 17, friday
0300
79°F
SW
1 mph
1 mph
0600
79°F
W
2 mph
2 mph
0900
84°F
N
3 mph
3 mph
1200
86°F
NE
7 mph
7 mph
1500
86°F
NE
8 mph
8 mph
1800
82°F
NE
4 mph
4 mph
2100
82°F
N
3 mph
3 mph
April 18, saturday
0000
81°F
W
2 mph
2 mph
