December weather forecast
Kovalam, India

The first month of the winter, December, is also a hot month in Kovalam, India, with temperature in the range of an average low of 24.2°C (75.6°F) and an average high of 30.4°C (86.7°F).

Temperature

The arrival of December is marked by an average high-temperature of a still hot 30.4°C (86.7°F), bearing a close resemblance to November. An average minimum temperature of 24.2°C (75.6°F) is recorded in Kovalam during the month of December.

Heat index

In December, the average heat index is appraised at a fiery hot 37°C (98.6°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. 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 it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

In December, the average relative humidity in Kovalam is 73%.

Rainfall

In Kovalam, in December, it is raining for 14.3 days, with typically 50mm (1.97") of accumulated precipitation. In Kovalam, during the entire year, the rain falls for 197.9 days and collects up to 1051mm (41.38") of precipitation.

Sea temperature

In December, the average sea temperature is 28.3°C (82.9°F).
Note: Water temperatures from 25°C (77°F) to 29°C (84.2°F) make swimming, diving, and similar activities highly pleasurable and enjoyable for long periods without discomfort.

Daylight

December has the shortest days of the year, with an average of 11h and 36min of daylight.
On the first day of the month, sunrise is at 6:21 am and sunset at 6:01 pm. On the last day of December, sunrise is at 6:35 am and sunset at 6:14 pm IST.

Sunshine

In Kovalam, the average sunshine in December is 8.7h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 7 in December translates into this advice:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Heed this! UV intensity is much stronger when reflected off sand and water.