27.04
mon
mon
Day

86°F
E 9 mph
Precip.
100%
100%
Night

81°F
N 7 mph
Precip.
0%
0%
28.04
tue
tue
Day

86°F
NE 9 mph
Precip.
100%
100%
Night

81°F
N 9 mph
Precip.
0%
0%
29.04
wed
wed
Day

88°F
NE 11 mph
Precip.
75%
75%
Night

82°F
NE 10 mph
Precip.
0%
0%
30.04
thu
thu
Day

88°F
NE 11 mph
Precip.
89%
89%
Night

82°F
NE 12 mph
Precip.
100%
100%
01.05
fri
fri
Day

86°F
NE 11 mph
Precip.
100%
100%
Night

82°F
N 12 mph
Precip.
100%
100%
02.05
sat
sat
Day

86°F
NE 14 mph
Precip.
100%
100%
Night

82°F
NE 11 mph
Precip.
100%
100%
03.05
sun
sun
Day

86°F
NE 12 mph
Precip.
100%
100%
Night

82°F
N 11 mph
Precip.
24%
24%
04.05
mon
mon
Day

88°F
NE 14 mph
Precip.
100%
100%
Night

82°F
NE 9 mph
Precip.
100%
100%
05.05
tue
tue
Day

86°F
NE 9 mph
Precip.
100%
100%
Night

82°F
NE 12 mph
Precip.
100%
100%
06.05
wed
wed
Day

84°F
NE 9 mph
Precip.
48%
48%
Night

84°F
NE 11 mph
Precip.
64%
64%
07.05
thu
thu
Day

88°F
NE 12 mph
Precip.
81%
81%
Night

82°F
NE 11 mph
Precip.
68%
68%
08.05
fri
fri
Day

86°F
NE 13 mph
Precip.
100%
100%
Night

82°F
NE 11 mph
Precip.
100%
100%
09.05
sat
sat
Day

84°F
NE 11 mph
Precip.
100%
100%
Night

82°F
NE 9 mph
Precip.
100%
100%
10.05
sun
sun
Day

86°F
NE 13 mph
Precip.
100%
100%
Night

82°F
NE 12 mph
Precip.
100%
100%
Sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 87.3°F. The highest and lowest sea temperatures during the month were 88.2°F and 86.4°F.
Sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 86.0°F. The highest and lowest sea temperatures during the month were 87.1°F and 84.6°F.
Air temperature in Negombo, °F
Precipitation total in Negombo, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Negombo
Negombo on a weather map
Places in Sri Lanka:
Name
°F
24 Hours Forecast
Negombo
Local time: 10:09
April 27, monday
1200

86°F
E
9 mph
9 mph
1500

86°F
E
9 mph
9 mph
1800

84°F
NE
8 mph
8 mph
2100

81°F
N
9 mph
9 mph
April 28, tuesday
0000

81°F
N
7 mph
7 mph
0300

81°F
N
7 mph
7 mph
0600

81°F
N
6 mph
6 mph
0900

86°F
N
6 mph
6 mph



























