July weather forecast
Yatiwawala, Sri Lanka

July, the same as June, is another warm summer month in Yatiwawala, Sri Lanka, with an average temperature fluctuating between 29.3°C (84.7°F) and 21.4°C (70.5°F).

Temperature

As July is ushered, it sees an average high temperature of a still warm 29.3°C (84.7°F), holding steady from June. An average nighttime temperature of 21.4°C (70.5°F) is recorded in Yatiwawala during July.

Heat index

Throughout July, the heat index is computed to be a torrid 35°C (95°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', provides an understanding of perceived warmth by combining temperature and relative humidity. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

The average relative humidity in July in Yatiwawala is 77%.

Rainfall

In July, the rain falls for 24.3 days. Throughout July, 88mm (3.46") of precipitation is accumulated. In Yatiwawala, during the entire year, the rain falls for 278.4 days and collects up to 1466mm (57.72") of precipitation.

Daylight

In July, the average length of the day in Yatiwawala is 12h and 30min.
On the first day of the month, sunrise is at 05:55 and sunset at 18:27. On the last day of July, sunrise is at 06:00 and sunset at 18:27 +0530.

Sunshine

In Yatiwawala, Sri Lanka, the average sunshine in July is 10.2h.

UV index

The months with the highest UV index in Yatiwawala 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 threat to health from exposure to the Sun's UV rays for average individuals.
Note: An average UV index of 6 in July transforms into this advice:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.