July weather forecast
San Francisco Chinameca, El Salvador

July, typically, presents a continued mix of warm temperatures and relatively high rainfall levels, representing a clear continuation of the existing monsoon pattern. Nonetheless, a mild decrease in precipitation totals and a slightly cooler average temperature than June provide a modest levity to the sultry climate. The wind speeds see a slight increase, contributing positively to the weather conditions. Commensurately, the presence of more sunshine hours and fewer days of rainfall than June makes July a marginally brighter, breezier month. Interestingly, the atmospheric pressure, which has been gradually lowering since January, remains subjugated to this downward trend, further influencing this month's weather conditions.

Temperature

Upon the onset of July, San Francisco Chinameca witnesses an average high-temperature of a still tropical 31.9°C (89.4°F), showing a close resemblance to the prior month. Throughout July, a steady low-temperature average of 21.3°C (70.3°F) is noted.

Heat index

July's heat index is computed to be an extremely hot 43°C (109.4°F). Beware: Heat exhaustion along with heat cramps are on the cards. Heatstroke could result from sustained physical activity.
For clarity, heat index numbers account for light winds and areas under shade. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

In San Francisco Chinameca, the average relative humidity in July is 77%.

Rainfall

In San Francisco Chinameca, in July, it is raining for 23.8 days, with typically 120mm (4.72") of accumulated precipitation. Throughout the year, there are 196.7 rainfall days, and 1216mm (47.87") of precipitation is accumulated.

Daylight

The average length of the day in July is 12h and 50min.
On the first day of July in San Francisco Chinameca, sunrise is at 05:32 and sunset at 18:27. On the last day of the month, sunrise is at 05:41 and sunset at 18:24 CST.

Sunshine

In San Francisco Chinameca, the average sunshine in July is 11.1h.

UV index

The months with the lowest UV index are May through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 6 during July translates into these guidelines:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.