December weather forecast
San Pablo de Ycuámandyyú, Paraguay

The first month of the summer, December, is also a hot month in San Pablo de Ycuámandyyú, Paraguay, with an average temperature varying between 31.8°C (89.2°F) and 21.1°C (70°F).

Temperature

December begins with an average high-temperature of a still tropical 31.8°C (89.2°F), reflecting close similarity to the preceding month. San Pablo de Ycuámandyyú's nights in December experience an average temperature drop to an agreeable 21.1°C (70°F).

Heat index

Throughout December, the heat index is appraised at a blisteringly hot 42°C (107.6°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', gives an indication of how one might feel in terms of heat after considering humidity. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital 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 human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

In San Pablo de Ycuámandyyú, the average relative humidity in December is 76%.

Rainfall

In San Pablo de Ycuámandyyú, during December, the rain falls for 20.5 days and regularly aggregates up to 120mm (4.72") of precipitation. Throughout the year, there are 166 rainfall days, and 911mm (35.87") of precipitation is accumulated.

Daylight

December has the longest days of the year in San Pablo de Ycuámandyyú, with an average of 13h and 36min of daylight.
On the first day of the month, sunrise is at 05:51 and sunset at 19:23. On the last day of December, in San Pablo de Ycuámandyyú, Paraguay, sunrise is at 06:03 and sunset at 19:39 -03.

Sunshine

The average sunshine in December is 10.3h.

UV index

The months with the highest UV index are January and December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In December, the maximum UV index of 7 transforms into these recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.