October weather forecast
Nejapa, El Salvador

October signifies the end of the rainy season, with rainfall considerably reducing from 207mm (8.15") in September to 31mm (1.22") in November. Despite the decrease in rainfall, humidity remains high and visibility is slightly impaired. Having almost 26 days of rain, October holds the seasonal record for the maximum number of rainy days. Nevertheless, temperatures remain amenable and daylight remarkably steady. October thus offers an unusual mix of drizzle-filled days with bouts of sunshine now and then.

Temperature

October, known for its average high temperature of 29°C (84.2°F) and an average low temperature of 20.5°C (68.9°F), is the coldest month in Nejapa.

Heat index

Throughout October, the heat index is evaluated at a very hot 35°C (95°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

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

Rainfall

In Nejapa, during October, the rain falls for 22.8 days and regularly aggregates up to 207mm (8.15") of precipitation. In Nejapa, during the entire year, the rain falls for 187 days and collects up to 1106mm (43.54") of precipitation.

Daylight

The average length of the day in October is 11h and 49min.
On the first day of October, sunrise is at 05:46 and sunset at 17:46. On the last day of the month, sunrise is at 05:51 and sunset at 17:29 CST.

Sunshine

In October, the average sunshine in Nejapa is 8.5h.

UV index

The months with the lowest UV index in Nejapa are January, May, June, August through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily maximum UV index of 6 in October translates into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.