August weather forecast
San Marcos, Nicaragua

August in San Marcos exhibits almost stable temperatures, with the highs marginally climbing to 30.7°C (87.3°F) and the lows steadying at 23.8°C (74.8°F), while maintaining the same relative humidity of 80%. The month witnesses an increase in rainfall by 66mm (2.6") from July, marking a surge in the city's wet season. Correspondingly, daylight duration starts to shrink but remains sufficiently long for a wholesome day. Wind speed records a slight decrease, offering ample calmness to the city. Although cloud cover remains fairly significant and sunshine duration decreases, the city's weather retains its charm.

Temperature

San Marcos marks the onset of August with an average high-temperature of a still hot 30.7°C (87.3°F), a subtle shift from July's 30.5°C (86.9°F). San Marcos's average low-temperature during August nights is observed to be a warm 23.8°C (74.8°F).

Heat index

The average heat index in August is appraised at a blistering 40°C (104°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. 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 'feels like' or 'apparent temperature', is a composite of temperature and humidity figures to convey how warm it feels. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.

Humidity

In San Marcos, the average relative humidity in August is 80%.

Rainfall

In August, in San Marcos, the rain falls for 25.5 days. Throughout August, 214mm (8.43") of precipitation is accumulated. In San Marcos, during the entire year, the rain falls for 214.4 days and collects up to 1654mm (65.12") of precipitation.

Daylight

In San Marcos, the average length of the day in August is 12h and 30min.
On the first day of August in San Marcos, sunrise is at 05:32 and sunset at 18:10. On the last day of the month, sunrise is at 05:34 and sunset at 17:55 CST.

Sunshine

August has the most sunshine of the year, with an average of 9.7h of sunshine.

UV index

The months with the highest UV index in San Marcos are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: An average UV index of 7 in August transforms into this advice:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.