December weather forecast and climate
Kollam, India

The first month of the winter, Diciembre, is a tropical month in Kollam, India, with temperature in the range of an average low of 23°C (73.4°F) and an average high of 30°C (86°F).
The perfect water temperature of 28.4°C (83.1°F) with 51mm (2.01") of accumulated rainfall and only 3 rainfall días, makes Diciembre a great period for swimming and other water activities.

Temperature

In Kollam, India, the average high-temperature in Diciembre is essentially the same as in Noviembre - a tropical 30°C (86°F). In Kollam, India, the average low-temperature is 23°C (73.4°F).

Rainfall

In Diciembre, in Kollam, the rain falls for 3 days. Throughout Diciembre, 51mm (2.01") of precipitation is accumulated. In Kollam, during the entire year, the rain falls for 117 days and collects up to 2427mm (95.55") of precipitation.

Sea temperature

In Diciembre, the average sea temperature is 28.4°C (83.1°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

The month with the shortest days is Diciembre, with an average of 11.6h of daylight.

Sunshine

In Diciembre, the average sunshine is 7h.

UV index

The month with the lowest UV index is Diciembre, with an average maximum UV index of 10. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 10 in Diciembre transform into the following instructions:
Take special precautions, as unprotected skin can be damaged and can burn quickly. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.