December weather forecast
Catarina, Nicaragua

The first month of the winter, December, is still a tropical month in Catarina, Nicaragua, with an average temperature fluctuating between 22.4°C (72.3°F) and 30.2°C (86.4°F).

Temperature

The ushering in of December brings an average high-temperature of a still tropical 30.2°C (86.4°F), closely mirroring the 30.1°C (86.2°F) of November. December nights experience a consistent temperature drop to an agreeable 22.4°C (72.3°F).

Heat index

Throughout December, the heat index is appraised at a sweltering 36°C (96.8°F). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
When referencing the heat index, its values are suitable for shady environments and light breezes. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values hold particular significance for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. 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. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

In December, the average relative humidity is 73%.

Rainfall

In Catarina, in December, during 11 rainfall days, 23mm (0.91") of precipitation is typically accumulated. Throughout the year, in Catarina, there are 209.3 rainfall days, and 1556mm (61.26") of precipitation is accumulated.

Daylight

December has the shortest days of the year, with an average of 11h and 24min of daylight.
On the first day of the month, sunrise is at 05:49 and sunset at 17:17. On the last day of December, sunrise is at 06:04 and sunset at 17:30 CST.

Sunshine

In Catarina, the average sunshine in December is 8.3h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index, 7 in December, converts into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.