Measurements:
°C
°F
CURRENT WEATHER
00:35
Negombo
86°F
NE 4 mph
Feels like: 92°F
Precip: 44%
World Resorts Sri Lanka Negombo Weather

7 Day Weather Forecast

10.02
fri
DAY
84°F
NE 8 mph
precip
33%
NIGHT
84°F
SE 1 mph
precip
66%
10.03
sat
DAY
84°F
E 8 mph
precip
8%
NIGHT
84°F
NE 7 mph
precip
39%
10.04
sun
DAY
84°F
NE 9 mph
precip
22%
NIGHT
86°F
NE 11 mph
precip
21%
10.05
mon
DAY
84°F
E 9 mph
precip
70%
NIGHT
86°F
NE 9 mph
precip
52%
10.06
tue
DAY
86°F
NE 6 mph
precip
9%
NIGHT
84°F
N 8 mph
precip
71%
10.07
wed
DAY
86°F
NE 7 mph
precip
13%
NIGHT
86°F
N 7 mph
precip
18%
10.08
thu
DAY
84°F
E 7 mph
precip
29%
NIGHT
84°F
NW 4 mph
precip
42%

Negombo Sea Water Temperature in October, °F

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Negombo was 28.8°F. The maximum and minimum values were 28.3°F and 29.4°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 88.6 °F
September 88.6 °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