August weather forecast
San Salvador, El Salvador

August replicates the weather pattern from July in San Salvador. Medium-range temperatures combine with reduced sunshine hours to define the city's weather. Meanwhile, consistent humidity levels contribute to a pleasantly warm atmosphere. August sees a slight rise in rainfall with 159mm (6.26") across 24.2 days of the month. Overall, the month offers a consistent tropical climate interspersed with few clear days.

Temperature

San Salvador records a slight change with August's average high-temperatures adjusting to a still hot 30.8°C (87.4°F) from July's 31°C (87.8°F). The average temperature during August nights dips to a pleasant 21.6°C (70.9°F).

Heat index

The heat index for August is appraised at a blistering 40°C (104°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

In San Salvador, El Salvador, the average relative humidity in August is 79%.

Rainfall

In San Salvador, during August, the rain falls for 24.2 days and regularly aggregates up to 159mm (6.26") of precipitation. Throughout the year, in San Salvador, there are 187 rainfall days, and 1106mm (43.54") of precipitation is accumulated.

Daylight

In San Salvador, the average length of the day in August is 12h and 34min.
On the first day of August, sunrise is at 05:41 and sunset at 18:24. On the last day of the month, sunrise is at 05:45 and sunset at 18:08 CST.

Sunshine

In San Salvador, the average sunshine in August is 11h.

UV index

January, May, June, August through December, with an average maximum UV index of 6, are months with the lowest UV index in San Salvador. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Enhance your sun protection with tightly woven, yet airy clothing.