Dehiwala-Mount Lavinia in august: average Weather, Temperature and Climate
Weather in Dehiwala-Mount Lavinia in august 2025
The weather in Dehiwala-Mount Lavinia in august comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
very bad weather UV index: 7
Weather at 6am
83°F
Moderate rain at times
61% of time
28%
7%
5%
Weather at 12pm
85°F
Moderate rain at times
52% of time
28%
12%
9%
Weather at 6pm
81°F
Moderate rain at times
49% of time
21%
21%
7%
Weather at 3am
79°F
35%
34%
18%
14%
Evolution of daily average temperature and precipitation in Dehiwala-Mount Lavinia in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Dehiwala-Mount Lavinia in august.
The climate of Dehiwala-Mount Lavinia in august is very bad
In august in Dehiwala-Mount Lavinia, the climate is wet (with 21.8in of rainfall over 22 days). The situation is deteriorating compared to the previous month since in july there is an average of 20.4in of rainfall over 22 days.
The climate quite pleasant here this month. Temperatures are up to 85°F. The minimum is 83°F. Thus, the mean temperature average on this month of august in Dehiwala-Mount Lavinia is 83°F. Note that seasonal normals in contrast with those observed in Dehiwala-Mount Lavinia in august with a maximum record of 88°F in 2012 and a minimum record of 76°F in 2021. You can plan to have about 8 days with temperatures up to 86°F, or 26 of the month.
In august in Dehiwala-Mount Lavinia, the days on average last 12:20. The sun rises at 06:05 and sunset is at 18:25.
August: another location in Sri Lanka?
If you want to go to Sri Lanka in august, there are destinations with better weather than Dehiwala-Mount Lavinia:
In august, Yala National Park, Hambantota and Okanda have perfect weather.
Furthermore, Anuradhapura, Jaffna, Kandy, Trincomalee, Batticaloa and Dambulla have good weather.
Finally, Chilaw, Negombo, Nuwara Eliya, Ella, Haputale and Horton Plains National Park have a tolerable climate, but better than Dehiwala-Mount Lavinia.
Seasonal average climate and temperature of Dehiwala-Mount Lavinia in august
Check below seasonal norms These datas are set from the weather statements earlier years of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 83°F | ||||
| Highest temperature | 85°F | ||||
| Lowest temperature | 83°F | ||||
| Highest record temperature | 88°F (2012) | ||||
| Lowest record temperature | 76°F (2021) | ||||
| Number of days at +86°F | 8 day(s) (26%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 81°F | ||||
| Lowest sea temperature | 79°F | ||||
| Highest sea temperature | 84°F | ||||
| Wind | |||||
| Wind speed | 21km/h | ||||
| Wind temperature | 83°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 21.8in | ||||
| Number of days with rainfall | 22 day(s) (71%) | ||||
| Record daily rainfall | 4.2in (2019) | ||||
| Other climate data | |||||
| Humidity | 83% | ||||
| Visibility | 8.64km | ||||
| Cloud cover | 54% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 10 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:05 | ||||
| Time of sunset | 18:25 | ||||
| Length of day | 12:20 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last august?
Here is the day by day recorded weather in Dehiwala-Mount Lavinia in august 2024:
81°F to 85°F
79°F to 85°F
79°F to 85°F
81°F to 85°F
79°F to 81°F
79°F to 85°F
81°F to 85°F
81°F to 85°F
79°F to 85°F
79°F to 81°F
79°F to 81°F
81°F to 85°F
79°F to 85°F
77°F to 81°F
79°F to 85°F
81°F to 85°F
79°F to 81°F
77°F to 81°F
77°F to 79°F
79°F to 81°F
77°F to 79°F
77°F to 81°F
79°F to 85°F
79°F to 83°F
79°F to 85°F
81°F to 85°F
79°F to 85°F
79°F to 83°F
81°F to 83°F
79°F to 83°F
79°F to 83°F
Map: other cities in Sri Lanka in august
Cities near Dehiwala-Mount Lavinia:
| Colombo in august | very bad weather |
| Panadura in august | very bad weather |
| Kalutara in august | very bad weather |
| Negombo in august | tolerable weather |
| Bentota in august | very bad weather |
| Adam’s peak in august | bad weather |
| Ambalangoda in august | very bad weather |
| Kuliyapitiya in august | tolerable weather |
| Neluwa in august | bad weather |
| Udawalawe National Park in august | bad weather |
| Hatton in august | tolerable weather |
| Chilaw in august | tolerable weather |
Click over cities on the map for information about the weather in august.
Dehiwala-Mount Lavinia
perfect weather
good
tolerable
bad
very bad
Weather data for Dehiwala-Mount Lavinia in august:
Weather data for Dehiwala-Mount Lavinia for august are derived from an average of the weather forecast since 2009 in Dehiwala-Mount Lavinia. There is a margin of error and these forecasts are to be considered as general information only. The weather in Dehiwala-Mount Lavinia can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Dehiwala-Mount Lavinia.