December weather forecast
Kannavam, India

The first month of the winter, December, is still a hot month in Kannavam, India, with temperature in the range of an average high of 30.7°C (87.3°F) and an average low of 21.7°C (71.1°F).

Temperature

December's presence records an average high-temperature of a still hot 30.7°C (87.3°F), closely mirroring November's climate. In the month of December, the average low-temperature usually rests at an agreeable 21.7°C (71.1°F).

Heat index

The heat index value during December is evaluated at a torrid 37°C (98.6°F). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 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 it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. When relative humidity is at high levels, the evaporation rate lessens, causing the body to keep more heat than it would in less humid conditions. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

In December, the average relative humidity is 71%.

Rainfall

In Kannavam, in December, during 13.5 rainfall days, 51mm (2.01") of precipitation is typically accumulated. In Kannavam, India, during the entire year, the rain falls for 244.4 days and collects up to 1839mm (72.4") of precipitation.

Daylight

With an average of 11h and 24min of daylight, December has the shortest days of the year in Kannavam, India.
On the first day of December in Kannavam, sunrise is at 6:32 am and sunset at 6:00 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 6:13 pm IST.

Sunshine

The average sunshine in December in Kannavam is 9.3h.

UV index

June through September, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 in December interprets into the following advice:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.