Measurements:
°C
°F
CURRENT WEATHER
21:47
Marissa
80°F
E 8 mph
Feels like: 86°F
Precip: 19%
World Resorts Sri Lanka Marissa Weather

7 Day Weather Forecast

09.11
fri
DAY
92°F
NE 12 mph
precip
14%
NIGHT
80°F
E 7 mph
precip
52%
09.12
sat
DAY
88°F
E 11 mph
precip
24%
NIGHT
80°F
E 7 mph
precip
22%
09.13
sun
DAY
90°F
E 12 mph
precip
58%
NIGHT
80°F
E 9 mph
precip
41%
09.14
mon
DAY
90°F
E 13 mph
precip
15%
NIGHT
80°F
SE 7 mph
precip
60%
09.15
tue
DAY
80°F
E 8 mph
precip
59%
NIGHT
78°F
E 11 mph
precip
86%
09.16
wed
DAY
78°F
SE 11 mph
precip
87%
NIGHT
78°F
E 6 mph
precip
30%
09.17
thu
DAY
86°F
E 11 mph
precip
17%
NIGHT
80°F
E 9 mph
precip
64%

Marissa Sea Water Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Marissa was 28.5°F. The maximum and minimum values were 27.6°F and 29.0°F respectively.

Marissa on the Weather Map

Best Time to Visit Marissa
The most sunny months:
March 15 days
February 13 days
January 12 days
The most warm months:
April 93.2 °F
March 92.4 °F
February 91.6 °F
Warmest sea temperature:
April 89.7 °F
May 88.2 °F
March 88.1 °F
The most cold months:
September 89.1 °F
August 89.2 °F
June 89.7 °F
The most rainy months:
September 10 days
November 10 days
May 10 days
The most windy months:
July 12 mph
June 12 mph
August 12 mph
more details