October weather forecast
Puttalam, Sri Lanka

October in Puttalam integrates a slight drop in temperature, making the month slightly cooler than September. In addition to the gradual cooling, the significant surge in rainfall sets October apart as the rainiest month of the year with 195mm (7.68") of precipitation. Despite the peak in rainfall, the city remains beguiling, thanks to the consistent visibility and ample daylight hours. Furthermore, the prevailing winds achieve a notable decrease in speed to 18km/h (11.2mph).

Temperature

October's onset in Puttalam records a minor alteration in the average high-temperature to a still tropical 30.2°C (86.4°F) from September's 30°C (86°F). Puttalam notes a consistent average low-temperature of 25.8°C (78.4°F) during October nights.

Heat index

In October, the heat index is computed to be a torrid 37°C (98.6°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. 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 'real feel', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
In the face of high temperatures, the human body's reflex is to perspire, leveraging sweat evaporation for cooling. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

In Puttalam, Sri Lanka, the average relative humidity in October is 77%.

Rainfall

The month with the most rainfall in Puttalam is October, when the rain falls for 24 days and typically aggregates up to 195mm (7.68") of precipitation.

Daylight

The average length of the day in October is 11h and 57min.
On the first day of October in Puttalam, Sri Lanka, sunrise is at 05:58 and sunset at 18:01. On the last day of the month, sunrise is at 05:58 and sunset at 17:49 +0530.

Sunshine

The average sunshine in October is 8.3h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Puttalam. The months with the lowest UV index in Puttalam, Sri Lanka, are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum daily UV index of 7 during October morphs into the following directions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.