June weather forecast
São Sebastião da Boa Vista, Brazil

June, the first month of the winter in São Sebastião da Boa Vista, is also a hot month, with an average temperature fluctuating between 31.7°C (89.1°F) and 22.5°C (72.5°F).

Temperature

The beginning of June records an average high-temperature of a still tropical 31.7°C (89.1°F), almost echoing the conditions of the previous month. An average minimum temperature of 22.5°C (72.5°F) marks the month of June in São Sebastião da Boa Vista.

Heat index

The heat index for June is estimated at an extremely hot 44°C (111.2°F). Take heed: Heat exhaustion and heat cramps are anticipated. Heatstroke is a potential outcome of continuous activity.
Realize that the values for the heat index are set for shaded places and light winds. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

In São Sebastião da Boa Vista, the average relative humidity in June is 82%.

Rainfall

In São Sebastião da Boa Vista, in June, it is raining for 25.2 days, with typically 115mm (4.53") of accumulated precipitation. In São Sebastião da Boa Vista, during the entire year, the rain falls for 285.2 days and collects up to 1825mm (71.85") of precipitation.

Daylight

June has the shortest days of the year in São Sebastião da Boa Vista, with an average of 12h and 0min of daylight.
On the first day of the month, sunrise is at 06:15 and sunset at 18:16. On the last day of June, sunrise is at 06:21 and sunset at 18:22 -03.

Sunshine

The average sunshine in June is 8.5h.

UV index

The months with the highest UV index are May through November, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: In June, the maximum UV index of 7 suggests these recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.