July weather forecast
Vellankulam, Sri Lanka

July, the same as June, is a moderately hot summer month in Vellankulam, Sri Lanka, with an average temperature fluctuating between 29.8°C (85.6°F) and 27.3°C (81.1°F).

Temperature

In July, Vellankulam experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 30.5°C (86.9°F) in June to a warm 29.8°C (85.6°F). Recording a slight decline in temperature during the nights, Vellankulam's July temperatures average at 27.3°C (81.1°F).

Heat index

In July, the heat index is computed to be a sweltering 36°C (96.8°F). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
The metrics for the heat index are tailored for both shady environments and light winds. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

The average relative humidity in July is 76%.

Rainfall

In Vellankulam, in July, it is raining for 12.8 days, with typically 32mm (1.26") of accumulated precipitation. In Vellankulam, during the entire year, the rain falls for 181.2 days and collects up to 849mm (33.43") of precipitation.

Daylight

In Vellankulam, the average length of the day in July is 12h and 36min.
On the first day of the month, sunrise is at 05:53 and sunset at 18:32. On the last day of July, in Vellankulam, sunrise is at 06:00 and sunset at 18:31 +0530.

Sunshine

In Vellankulam, the average sunshine in July is 10.6h.

UV index

The months with the highest UV index in Vellankulam are January through October and December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 7 in July translates into this advice:
Guard against overexposure. Protection from sun-induced harm is essential. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.