August weather forecast
Santa Bárbara, Guatemala

The last month of the summer, August, is also a moderately hot month in Santa Bárbara, Guatemala, with an average temperature ranging between max 29.5°C (85.1°F) and min 19.4°C (66.9°F).

Temperature

Santa Bárbara records an average high-temperature of a still moderately hot 29.5°C (85.1°F) in August, maintaining a close correlation with July's 29.8°C (85.6°F). Throughout August, an average low-temperature of 19.4°C (66.9°F) is expected in Santa Bárbara, Guatemala.

Heat index

The heat index value during August is evaluated at a fiery hot 35°C (95°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'feels like' or 'apparent temperature', gives an indication of how one might feel in terms of heat after considering humidity. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

The average relative humidity in August is 75%.

Rainfall

In Santa Bárbara, in August, during 26.9 rainfall days, 217mm (8.54") of precipitation is typically accumulated. Throughout the year, there are 222.8 rainfall days, and 1491mm (58.7") of precipitation is accumulated.

Daylight

In August, the average length of the day in Santa Bárbara is 12h and 35min.
On the first day of the month, sunrise is at 05:48 and sunset at 18:33. On the last day of August, in Santa Bárbara, sunrise is at 05:52 and sunset at 18:17 CST.

Sunshine

In August, the average sunshine in Santa Bárbara is 11.1h.

UV index

January through December, with an average maximum UV index of 6, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, the UV index of 6 transforms into the following advice:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.