September weather forecast
Aguilares, El Salvador

September in Aguilares signals a reduction in rainfall, though it retains most of the other August weather characteristics. The clouds persistently blanket the sky, reducing sunlight hours, but contributing to a cool, comfortable atmosphere. Temperature fluctuations remain minimal, avoiding extremes in both spectrum. Showery days intersperse with clear ones, providing a delightful mix of weather conditions. Mild winds are a constant, providing a pleasant distraction from the muggy conditions.

Temperature

Aguilares's average high-temperature in September is a still hot 30.5°C (86.9°F), indicating a subtle variation from August. The average low-temperature, in September, is an agreeable 20.9°C (69.6°F).

Heat index

September's mean heat index is calculated to be an extremely hot 40°C (104°F). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. 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 are especially vital to children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
Through perspiration, the body has a natural mechanism to eliminate excessive heat via sweat evaporation. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

The months with the highest humidity are September and October, with an average relative humidity of 82%.

Rainfall

In September, the rain falls for 26.5 days. Throughout September, 150mm (5.91") of precipitation is accumulated. Throughout the year, in Aguilares, there are 196.7 rainfall days, and 1216mm (47.87") of precipitation is accumulated.

Daylight

The average length of the day in September in Aguilares is 12h and 12min.
On the first day of September, sunrise is at 05:45 and sunset at 18:07. On the last day of the month, sunrise is at 05:46 and sunset at 17:46 CST.

Sunshine

In Aguilares, the average sunshine in September is 9h.

UV index

May through December, with an average maximum UV index of 6, are months with the lowest UV index in Aguilares. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 6 transforms into these recommendations:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.