December weather forecast
San Zenón, Colombia

The first month of the winter, December, is still a tropical month in San Zenón, Colombia, with an average temperature varying between 33.4°C (92.1°F) and 22.4°C (72.3°F).

Temperature

San Zenón, Colombia, signifies an average high-temperature of a still hot 33.4°C (92.1°F) in December, closely mirroring the 31.9°C (89.4°F) of November. The average temperature during December nights dips to an agreeable 22.4°C (72.3°F).

Heat index

The heat index value during December is evaluated at a burning hot 48°C (118.4°F). Keep alert: Heat cramps and heat exhaustion are probable. Heatstroke is a potential danger with continued physical activity.
Heat index details are generally centered around shaded locations and a mild breeze. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

The average relative humidity in December in San Zenón is 76%.

Rainfall

In San Zenón, in December, it is raining for 17.5 days, with typically 55mm (2.17") of accumulated precipitation. Throughout the year, there are 269.3 rainfall days, and 1479mm (58.23") of precipitation is accumulated.

Daylight

The month with the shortest days in San Zenón is December, with an average of 11h and 36min of daylight.
On the first day of December, sunrise is at 05:58 and sunset at 17:35. On the last day of the month, sunrise is at 06:13 and sunset at 17:49 -05.

Sunshine

With an average of 7.3h of sunshine, December has the least sunshine of the year.

UV index

In December, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A daily high UV index of 7 in December leads to these guidelines:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.