Weather in Dehiwala Mount Lavinia: September
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Average day temperature: | 84.9°F |
| Average night temperature: | 79.2°F | |
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Sea water temperature: | 82.6°F |
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Number of sunny days: | 1 day |
| Day length: | 12.1 - 12.2 hours | |
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Number of rainy days: | 18 days |
| Precipitation totals: | 13.2 in. | |
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| Dehiwala Mount Lavinia |
temperature
| Dehiwala Mount Lavinia |
Air temperature in September, °F
The highest day temperature during September of 2024 was 86°F. At the same time the lowest night temperature was 77°F. Day and night temperature averages during September were 83.1°F and 79.5°F.
Sea water temperature in Dehiwala Mount Lavinia in September, °F
The average sea water temperature in September of 2024 was 84.1°F. The highest and lowest sea temperatures during the month were 84.9°F and 83.7°F.
Mostly all days in September are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in September, in.
Precipitation total value in Dehiwala Mount Lavinia in September is 15.8 in. It makes september one of the most rainy months of the year.
The average wind speed value in September is 10.0 mph It makes September 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 September is: 4.0.
Best time for vacation in Dehiwala Mount Lavinia
Dehiwala Mount Lavinia on a weather map
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