December weather forecast
Vaniyambalam, India

The first month of the winter, December, is also a hot month in Vaniyambalam, India, with an average temperature varying between 20.4°C (68.7°F) and 32.5°C (90.5°F).

Temperature

December reports an average high-temperature of a still tropical 32.5°C (90.5°F), slightly varied from November's 31.7°C (89.1°F). Vaniyambalam logs a substantial downturn to a pleasant 20.4°C (68.7°F) during December nights, a considerable shift from daytime highs.

Heat index

In December, the heat index is calculated to be an extremely hot 42°C (107.6°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a single figure representing how weather conditions feel when combining temperature and 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. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

In December, the average relative humidity in Vaniyambalam, India, is 71%.

Rainfall

In December, the rain falls for 13.1 days. Throughout December, 38mm (1.5") of precipitation is accumulated. Throughout the year, in Vaniyambalam, there are 240 rainfall days, and 1446mm (56.93") of precipitation is accumulated.

Daylight

With an average of 11h and 30min of daylight, December has the shortest days of the year in Vaniyambalam.
On the first day of December in Vaniyambalam, India, sunrise is at 6:28 am and sunset at 5:59 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 6:12 pm IST.

Sunshine

The average sunshine in December in Vaniyambalam is 9.2h.

UV index

May through December, with an average maximum UV index of 6, are months with the lowest UV index in Vaniyambalam, India. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum high UV index of 6 in December translates into the following recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.