Measurements:
°C
°F
CURRENT WEATHER
13:00
Unawatuna
80°F
SE 23 mph
Feels like: 86°F
Precip: 74%
World Resorts Sri Lanka Unawatuna Weather

7 Day Weather Forecast

08.01
sat
DAY
80°F
SE 23 mph
precip
74%
NIGHT
80°F
E 22 mph
precip
56%
08.02
sun
DAY
84°F
SE 17 mph
precip
19%
NIGHT
80°F
E 15 mph
precip
85%
08.03
mon
DAY
80°F
E 17 mph
precip
67%
NIGHT
82°F
SE 16 mph
precip
30%
08.04
tue
DAY
84°F
SE 17 mph
precip
31%
NIGHT
82°F
E 19 mph
precip
52%
08.05
wed
DAY
86°F
SE 19 mph
precip
26%
NIGHT
82°F
E 17 mph
precip
53%
08.06
thu
DAY
84°F
E 16 mph
precip
42%
NIGHT
82°F
E 17 mph
precip
59%
08.07
fri
DAY
86°F
E 17 mph
precip
43%
NIGHT
84°F
E 16 mph
precip
60%

Unawatuna Sea Water Temperature in August, °F

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Unawatuna was 27.3°F. The maximum and minimum values were 26.6°F and 28.2°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 87.8 °F
August 87.9 °F
July 88.2 °F
The most rainy months:
June 18 days
September 18 days
August 17 days
The most windy months:
July 12 mph
June 12 mph
August 12 mph
more details