August weather forecast
Cuiabá, Brazil

As Cuiabá heads into August, temperatures rise slightly, with an average high of 34.1°C (93.4°F). This escalation in temperature, alongside a rise in humidity level, hints towards the return of warmer conditions. August brings back clear, sunny days, reminding residents of the city's tropical climate. The aspect of daylight durability persists, with longer days equated with more hours of brightness. Despite being one of the hottest months, August boasts an enviable luminosity, perfect for sightseeing and outdoor activities.

Temperature

August and September are known as Cuiabá's warmest months, with an average high-temperature of 34.1°C (93.4°F).

Heat index

The heat index in August is evaluated at a blisteringly hot 42°C (107.6°F). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. 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', evaluates the perceived heat by adding the effect of moisture in the air. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

In August, the average relative humidity is 60%.

Rainfall

In August, the rain falls for 3 days. Throughout August, 11mm (0.43") of precipitation is accumulated. Throughout the year, there are 124 rainfall days, and 1315mm (51.77") of precipitation is accumulated.

Daylight

In Cuiabá, the average length of the day in August is 11h and 37min.
On the first day of the month, sunrise is at 06:07 and sunset at 17:33. On the last day of August, sunrise is at 05:50 and sunset at 17:38 -04.

Sunshine

In August, the average sunshine is 7h.

UV index

In Cuiabá, Brazil, the average daily maximum UV index in August is 9. A UV Index estimate of 8 to 10 represents a very high health hazard from unsafe exposure to UV radiation for the average person.
Note: In August, the maximum UV index of 9 transforms into these recommendations:
Ensure you're always protected. Unprotected skin can get damaged in moments. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Frequent reapplication of a broad-spectrum SPF 30+ sunscreen is vital every two hours or directly after a swim or an outdoor workout.