Measurements:
°C
°F
CURRENT WEATHER
23:50
Unawatuna
84°F
E 7 mph
Feels like: 90°F
Precip: 81%
World Resorts Sri Lanka Unawatuna Weather

7 Day Weather Forecast

10.01
thu
DAY
86°F
E 10 mph
precip
19%
NIGHT
84°F
E 7 mph
precip
81%
10.02
fri
DAY
88°F
NE 8 mph
precip
22%
NIGHT
84°F
E 7 mph
precip
38%
10.03
sat
DAY
88°F
E 9 mph
precip
23%
NIGHT
84°F
E 6 mph
precip
68%
10.04
sun
DAY
88°F
E 9 mph
precip
16%
NIGHT
84°F
E 9 mph
precip
23%
10.05
mon
DAY
88°F
E 11 mph
precip
13%
NIGHT
84°F
SE 7 mph
precip
26%
10.06
tue
DAY
88°F
E 10 mph
precip
17%
NIGHT
82°F
SW 4 mph
precip
40%
10.07
wed
DAY
88°F
N 6 mph
precip
27%
NIGHT
82°F
W 7 mph
precip
16%

Unawatuna Sea Water Temperature in October, °F

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Unawatuna was 28.6°F. The maximum and minimum values were 28.0°F and 28.9°F respectively.

Unawatuna on the Weather Map

Best Time to Visit Unawatuna
The most sunny months:
January 13 days
March 13 days
February 11 days
The most warm months:
April 92.3 °F
March 92.2 °F
February 90.7 °F
Warmest sea temperature:
April 89.8 °F
May 88.4 °F
March 88.2 °F
The most cold months:
September 87.7 °F
August 87.7 °F
July 88.2 °F
The most rainy months:
June 18 days
May 17 days
September 17 days
The most windy months:
July 12 mph
June 12 mph
August 12 mph
more details