Last updated: March 2, 2024
The weather in Dehiwala-Mount Lavinia, Sri Lanka, during October is characterized by an average temperature of 27°C (81°F). Highs can soar to 30°C (85°F), while lows may dip to 25°C (77°F). Typically, the humidity level in Dehiwala-Mount Lavinia throughout October hovers around 81%.
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In October, Dehiwala-Mount Lavinia averages 343 mm (13.5 inches) of rainfall, typically over the course of 29 rainy days. The month enjoys an average of 11 hours 57 minutes of daylight, with the sun shining for approximately 9 hours 50 minutes each day. Additionally, there is a 16% probability of sunny days during this period.
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In October, the UV Index in Dehiwala-Mount Lavinia reaches a maximum of 13, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 10 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 2 | 4 | 8 | 11 | 13 | 12 | 10 | 7 | 4 | 1 | 1 | 0 | 0 |
| Exposure | Low | Moderate | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | |||||
| Time to burn | 45 min | 30 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | |||||