April weather forecast
Valle de San Juan, Colombia

April, the same as March, in Valle de San Juan, Colombia, is a hot spring month, with an average temperature fluctuating between 20°C (68°F) and 33.5°C (92.3°F).

Temperature

The beginning of April records an average high-temperature of a still tropical 33.5°C (92.3°F), almost echoing the conditions of the previous month. With a notable disparity from daily peak temperatures, the average low-temperature settles at an agreeable 20°C (68°F) throughout April.

Heat index

The average heat index in April is calculated to be an extremely hot 42°C (107.6°F). Adopt extra preventive measures, the occurrence of heat cramps and heat exhaustion is likely. Heatstroke may follow extended activity.
The standards for the heat index are set for locations in shade and under light breezes. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', ties air temperature with relative humidity to produce the perceived temperature sensation. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

The average relative humidity in April is 62%.

Rainfall

In April, in Valle de San Juan, Colombia, the rain falls for 23.1 days. Throughout April, 96mm (3.78") of precipitation is accumulated. In Valle de San Juan, Colombia, during the entire year, the rain falls for 211.1 days and collects up to 802mm (31.57") of precipitation.

Daylight

In April, the average length of the day is 12h and 13min.
On the first day of the month, sunrise is at 05:59 and sunset at 18:08. On the last day of April, sunrise is at 05:49 and sunset at 18:05 -05.

Sunshine

The average sunshine in April is 11.1h.

UV index

January through April, July through October, with an average maximum UV index of 7, are months with the highest UV index in Valle de San Juan, Colombia. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum daily UV index of 7 during April morphs into the following directions:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. A hat with a broad brim is indispensable, filtering out up to half of UV rays.