June weather forecast
Deliwala, Sri Lanka

The first month of the summer, June, is also a moderately hot month in Deliwala, Sri Lanka, with an average temperature varying between 29.3°C (84.7°F) and 21.8°C (71.2°F).

Temperature

June commences with an average high-temperature of a moderately hot 29.3°C (84.7°F), showing little deviation from May's 30.1°C (86.2°F). Throughout the month of June, Deliwala expects an average low of 21.8°C (71.2°F).

Heat index

In June, the average heat index is appraised at a fiery hot 35°C (95°F). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', binds temperature metrics with humidity values to give a sense of the actual warmth. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

The average relative humidity in June is 77%.

Rainfall

In June, the rain falls for 25.1 days. Throughout June, 57mm (2.24") of precipitation is accumulated. Throughout the year, there are 278.9 rainfall days, and 1477mm (58.15") of precipitation is accumulated.

Daylight

June has the longest days of the year in Deliwala, with an average of 12h and 30min of daylight.
On the first day of the month, sunrise is at 05:50 and sunset at 18:22. On the last day of June, sunrise is at 05:55 and sunset at 18:28 +0530.

Sunshine

With an average of 10.8h of sunshine, June has the most sunshine of the year in Deliwala.

UV index

The months with the highest UV index are January through September, November and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: An average UV index of 6 in June transforms into this advice:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.