World Resorts Sri Lanka Negombo Weather

Negombo sea water temperature

Current sea water temperature:
+86.5°F
Minimum sea water temperature in April: 89.1°F
Maximum sea water temperature in April: 84.0°F
Average sea water temperature in April: 86.4°F

Sea water temperature for the last 10 days:

April 3 86.5°F March 29 87.3°F
April 2 86.5°F March 28 86.5°F
April 1 86.9°F March 27 85.8°F
March 31 87.1°F March 26 86.0°F
March 30 87.3°F March 25 86.2°F

When is the warmest sea in Negombo?

Based on the data about daily sea water temperature for the last three years the warmest sea in Negombo was noticed in April, May and March.

Monthly Sea Temperatures in Negombo, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
112
83.3
84.1
83.4
82.6
81.9
82.3
83.4
85.4
86.4
84.9
82.8
82.2

Sea water temperature in April, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
81
83
85
87
89
91
93
95

The average sea water temperature in April of 2024 was 87.6°F. The highest and lowest sea temperatures during the month were 89.1°F and 86.7°F.

Sea water temperature in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
79
82
85
88
91
94

The average sea water temperature in May of 2024 was 86.7°F. The highest and lowest sea temperatures during the month were 89.2°F and 84.6°F.

Sea water temperature in March, °F

Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
78
80
82
84
86
88
90
92

The average sea water temperature in March of 2025 was 85.6°F. The highest and lowest sea temperatures during the month were 87.3°F and 84.4°F.

Best time for vacation in Negombo

Sunniest months:
February 19 days
January 18 days
March 16 days
Warmest months:
April 90.2 °F
March 89.9 °F
February 88.9 °F
Warmest sea temp:
April 86.4 °F
May 85.4 °F
March 84.9 °F
Coldest months:
September 85.2 °F
August 85.2 °F
July 85.3 °F
Rainiest months:
June 16 days
November 15 days
August 15 days
Windiest months:
June 13.0 mph
July 12.5 mph
August 12.3 mph

Negombo on a weather map

Leaflet | Tiles © Esri
Places in Sri Lanka:
Name
°F
+79°F
+79°F
+81°F
+82°F
+79°F
+82°F
+82°F
+84°F
+82°F
+81°F
+86°F
+82°F
+84°F
+86°F
+84°F
24 Hours Forecast
Negombo
Local time: 07:55
April 04, friday
0900
82°F
NW
3 mph
1200
84°F
NE
6 mph
1500
82°F
NE
9 mph
1800
82°F
NE
6 mph
2100
81°F
N
2 mph
April 05, saturday
0000
79°F
NW
6 mph
0300
79°F
NW
7 mph
0600
79°F
NW
7 mph
Units of measurement: °C / °F