July Weather in Dehiwala-Mount Lavinia

Last updated: March 2, 2024

The weather in Dehiwala-Mount Lavinia, Sri Lanka, during July is characterized by an average temperature of 28°C (82°F). Highs can soar to 30°C (86°F), while lows may dip to 25°C (78°F). Typically, the humidity level in Dehiwala-Mount Lavinia throughout July hovers around 82%.

25°C (78°F)

Minimum temperature

28°C (82°F)

Average temperature

30°C (86°F)

Maximum temperature

82%

Humidity

Precipitation and Sunshine hours

In July, Dehiwala-Mount Lavinia averages 188 mm (7.4 inches) of rainfall, typically over the course of 26 rainy days. The month enjoys an average of 12 hours 27 minutes of daylight, with the sun shining for approximately 10 hours 41 minutes each day. Additionally, there is a 16% probability of sunny days during this period.

188 mm (7.4 inches)

Precipitation

26 rainy days

Rainy days

10 hours 41 minutes

Sunshine hours

16%

Chance of sun

UV Index

In July, 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 12:00 and 14:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	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	7	10	12	13	11	8	5	2	1	0	0
Exposure	Low	Moderate	High	VeryHigh	Extreme			VeryHigh	Moderate	Low
Time to burn	45 min	30 min	25 min	15 min	10 min			15 min	30 min	45 min