Measurements:
°C
°F
CURRENT WEATHER
03:21
Negombo
84°F
NE 20 mph
Feels like: 92°F
Precip: 25%
World Resorts Sri Lanka Negombo Weather

7 Day Weather Forecast

08.22
sat
DAY
84°F
NE 16 mph
precip
20%
NIGHT
84°F
NE 17 mph
precip
27%
08.23
sun
DAY
84°F
NE 16 mph
precip
15%
NIGHT
84°F
NE 17 mph
precip
31%
08.24
mon
DAY
84°F
NE 15 mph
precip
24%
NIGHT
84°F
NE 18 mph
precip
31%
08.25
tue
DAY
84°F
NE 17 mph
precip
23%
NIGHT
84°F
NE 19 mph
precip
39%
08.26
wed
DAY
84°F
NE 16 mph
precip
33%
NIGHT
84°F
NE 16 mph
precip
25%
08.27
thu
DAY
84°F
NE 17 mph
precip
23%
NIGHT
84°F
NE 19 mph
precip
33%
08.28
fri
DAY
84°F
NE 16 mph
precip
37%
NIGHT
84°F
NE 17 mph
precip
41%

Negombo Sea Water Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Negombo was 28.2°F. The maximum and minimum values were 27.5°F and 29.3°F respectively.

Negombo on the Weather Map

Best Time to Visit Negombo
The most sunny months:
January 18 days
February 18 days
March 16 days
The most warm months:
April 94.0 °F
March 93.9 °F
February 92.8 °F
Warmest sea temperature:
April 90.5 °F
May 89.4 °F
March 88.8 °F
The most cold months:
August 88.8 °F
September 88.9 °F
July 88.9 °F
The most rainy months:
June 15 days
October 14 days
May 14 days
The most windy months:
June 13 mph
July 12 mph
August 12 mph
more details