October weather forecast
Yakkaduwa, Sri Lanka

October, like September, in Yakkaduwa, Sri Lanka, is another warm autumn month, with temperature in the range of an average low of 25.1°C (77.2°F) and an average high of 29.9°C (85.8°F).

Temperature

The shift to October signals an average high-temperature of a still warm 29.9°C (85.8°F), subtly varied from September's 29.5°C (85.1°F). Yakkaduwa, during the October nights, maintains an average temperature of 25.1°C (77.2°F), closely aligned with its daytime readings.

Heat index

The average heat index in October is evaluated at a fiery hot 37°C (98.6°F). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', determines the feeling of heat when you account for the relative humidity. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

In Yakkaduwa, the average relative humidity in October is 79%.

Rainfall

In Yakkaduwa, Sri Lanka, in October, it is raining for 25.9 days, with typically 224mm (8.82") of accumulated precipitation. In Yakkaduwa, during the entire year, the rain falls for 265.4 days and collects up to 1744mm (68.66") of precipitation.

Daylight

In October, the average length of the day in Yakkaduwa is 11h and 58min.
On the first day of October, sunrise is at 05:58 and sunset at 18:01. On the last day of the month, sunrise is at 05:57 and sunset at 17:50 +0530.

Sunshine

In Yakkaduwa, the average sunshine in October is 7.8h.

UV index

The months with the lowest UV index in Yakkaduwa are May, June, August and October, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 6 during October leads to these advisories:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.