August weather forecast
San Esteban, Guatemala

The last month of the summer, August, is another warm month in San Esteban, Guatemala, with temperature in the range of an average low of 18.4°C (65.1°F) and an average high of 29.7°C (85.5°F).

Temperature

The initiation of August records an average high-temperature of a still moderately hot 29.7°C (85.5°F), displaying a near consistency with the previous month. During August, San Esteban's temperature falls to a steady low-temperature average of 18.4°C (65.1°F).

Heat index

The average heat index in August is calculated to be a sweltering 37°C (98.6°F). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
In terms of the heat index, values are set with light wind and shade conditions in mind. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', provides an understanding of perceived warmth by combining temperature and relative humidity. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. Inadequate heat shedding in the face of rising body temperatures hints at potential dehydration risks.

Humidity

In San Esteban, the average relative humidity in August is 82%.

Rainfall

In San Esteban, in August, it is raining for 20.8 days, with typically 90mm (3.54") of accumulated precipitation. Throughout the year, there are 194.5 rainfall days, and 669mm (26.34") of precipitation is accumulated.

Daylight

In August, the average length of the day is 12h and 36min.
On the first day of the month, sunrise is at 05:41 and sunset at 18:27. On the last day of August, in San Esteban, sunrise is at 05:45 and sunset at 18:10 CST.

Sunshine

The average sunshine in August in San Esteban is 9.5h.

UV index

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.