December weather forecast
Moncagua, El Salvador

The first month of the winter, December, is still a tropical month in Moncagua, El Salvador, with an average temperature fluctuating between 20.1°C (68.2°F) and 32°C (89.6°F).

Temperature

Moncagua registers an average high-temperature of a still tropical 32°C (89.6°F) at the commencement of December, closely related to the preceding month. In December, Moncagua's temperature tends to fall to an average low of 20.1°C (68.2°F) during the night.

Heat index

The heat index for December is evaluated at a sweltering 39°C (102.2°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. 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.
Evaporating sweat, an outcome of perspiration, is key in assisting the human body to moderate its temperature. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

In December, the average relative humidity in Moncagua is 65%.

Rainfall

In Moncagua, in December, during 4.1 rainfall days, 5mm (0.2") of precipitation is typically accumulated. In Moncagua, during the entire year, the rain falls for 188.2 days and collects up to 954mm (37.56") of precipitation.

Daylight

The month with the shortest days in Moncagua is December, with an average of 11h and 18min of daylight.
On the first day of December in Moncagua, sunrise is at 06:00 and sunset at 17:23. On the last day of the month, sunrise is at 06:15 and sunset at 17:36 CST.

Sunshine

December has the least sunshine of the year in Moncagua, with an average of 7.6h of sunshine.

UV index

January through August, November and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 7 during December translates into the following directions:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. 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. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.