Weather in Dehiwala Mount Lavinia: August
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Average day temperature: | 84.7°F |
| Average night temperature: | 79.3°F | |
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Sea water temperature: | 82.0°F |
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Number of sunny days: | 2 days |
| Day length: | 12.3 - 12.4 hours | |
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Number of rainy days: | 18 days |
| Precipitation totals: | 14.4 in. | |
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forecast
| Dehiwala Mount Lavinia |
temperature
| Dehiwala Mount Lavinia |
Air temperature in August, °F
The highest day temperature during August of 2025 was 83°F. At the same time the lowest night temperature was 77°F. Daily and nightly averages during August were 81.9°F and 78.0°F.
Sea water temperature in Dehiwala Mount Lavinia in August, °F
The average sea water temperature in August of 2025 was 82.1°F. The highest and lowest sea temperatures during the month were 83.7°F and 80.6°F.
Mostly all days in August are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in August, in.
Precipitation total value in Dehiwala Mount Lavinia in August is 16.2 in. It makes august one of the most rainy months of the year.
The average wind speed value in August is 10.8 mph It makes August one of the most windy months of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 4.4.
Best time for vacation in Dehiwala Mount Lavinia
Dehiwala Mount Lavinia on a weather map
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