February weather forecast
São Sebastião da Boa Vista, Brazil

The last month of the summer, February, is another hot month in São Sebastião da Boa Vista, Brazil, with an average temperature varying between 23.1°C (73.6°F) and 30.3°C (86.5°F).

Temperature

The onset of February manifests an average high-temperature of a still tropical 30.3°C (86.5°F), demonstrating a minor variation from the preceding month. February brings São Sebastião da Boa Vista a consistent average low-temperature of 23.1°C (73.6°F).

Heat index

For most parts of February, the heat index is estimated at a scorching 41°C (105.8°F). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. 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. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

The average relative humidity in February is 88%.

Rainfall

In São Sebastião da Boa Vista, Brazil, during February, the rain falls for 27.4 days and regularly aggregates up to 271mm (10.67") of precipitation. Throughout the year, there are 285.2 rainfall days, and 1825mm (71.85") of precipitation is accumulated.

Daylight

In February, the average length of the day is 12h and 10min.
On the first day of February in São Sebastião da Boa Vista, sunrise is at 06:25 and sunset at 18:37. On the last day of the month, sunrise is at 06:26 and sunset at 18:34 -03.

Sunshine

The months with the least sunshine in São Sebastião da Boa Vista are February and March, with an average of 6.4h of sunshine.

UV index

January through April and December, with an average maximum UV index of 6, are months with the lowest UV index in São Sebastião da Boa Vista. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In February, the maximum UV index of 6 transforms into these recommendations:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.