December weather forecast
Adappankulam, Sri Lanka

December, the first month of the winter in Adappankulam, is still a warm month, with temperature in the range of an average low of 21.7°C (71.1°F) and an average high of 29.5°C (85.1°F).

Temperature

In Adappankulam, the lowest average temperatures are observed in December, with a high of 29.5°C (85.1°F) and a low of 21.7°C (71.1°F).

Heat index

The heat index for December is evaluated at a sweltering 37°C (98.6°F). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Perspiring is the body's way of cooling down, particularly by allowing sweat to evaporate and take the heat with it. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

With an average relative humidity of 84%, December is the most humid month in Adappankulam.

Rainfall

In Adappankulam, during December, the rain falls for 22.4 days and regularly aggregates up to 107mm (4.21") of precipitation. In Adappankulam, during the entire year, the rain falls for 199.1 days and collects up to 893mm (35.16") of precipitation.

Daylight

December has the shortest days of the year in Adappankulam, with an average of 11h and 36min of daylight.
On the first day of the month, sunrise is at 06:07 and sunset at 17:47. On the last day of December, sunrise is at 06:22 and sunset at 18:00 +0530.

Sunshine

The month with the least sunshine in Adappankulam is December, with an average of 5.1h of sunshine.

UV index

The months with the lowest UV index are January, October through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index of 6 during December leads to these instructions:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.