October weather forecast
Kataragama, Sri Lanka

October, like September, is another tropical autumn month in Kataragama, Sri Lanka, with an average temperature varying between 25.9°C (78.6°F) and 30°C (86°F).

Temperature

The advent of October sees the average high-temperature at a still tropical 30°C (86°F), subtly shifted from September's 30.1°C (86.2°F). In October, Kataragama experiences a marginal drop in temperature, with averages of 25.9°C (78.6°F) at night.

Heat index

The heat index in October is evaluated at a torrid 37°C (98.6°F). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
Heat index's context suggests values are appropriate for shady areas and slight breezes. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. 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 essentially critical for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

The average relative humidity in October is 77%.

Rainfall

In Kataragama, in October, during 22.5 rainfall days, 180mm (7.09") of precipitation is typically accumulated. In Kataragama, during the entire year, the rain falls for 192.9 days and collects up to 942mm (37.09") of precipitation.

Daylight

In Kataragama, the average length of the day in October is 11h and 59min.
On the first day of the month, sunrise is at 05:52 and sunset at 17:56. On the last day of October, sunrise is at 05:51 and sunset at 17:45 +0530.

Sunshine

In Kataragama, Sri Lanka, the average sunshine in October is 8.5h.

UV index

With an average maximum UV index of 6, October is the month with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: In October, the maximum UV index of 6 transforms into these recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.