Today's forecast: sunshine prevails, dry heat in Brasília

Sunshine prevails in four capitals this Sunday

This Sunday (27), weather conditions remain stable in São Paulo, Rio de Janeiro, Recife and Brasília. In São Paulo, the day will be sunny, with a high of 27°C and a low of 18°C, and the chance of rain will not exceed 10%. In Rio de Janeiro, skies will also clear with sunshine, with temperatures between 22°C and 25°C and the same probability of precipitation. In Recife, sunshine will appear between the clouds, with a high of 30°C, a low of 23°C and a 20% chance of rain.

In Brasília, the heat will be more intense: the high will reach 34°C, with a low of 22°C, strong sunshine and only a 10% chance of rain.

Mosquitoes active along the coast, dry air in Brasília

In São Paulo, Rio de Janeiro and Recife, the mosquito index indicates strong activity, with a recommendation to use full protection against bites. In Brasília, the situation is the opposite: few mosquitoes are expected, but relative humidity will be low, at 23%, and the heat index (WBGT) is in the attention category.

Residents of the coastal capitals are advised to use repellent when leaving home, while in Brasília the dry air calls for extra attention to hydration and physical exertion outdoors.

Air quality good to excellent, favorable traffic conditions

According to daily air-quality monitoring, the category is listed as good in São Paulo, Rio de Janeiro, Recife and Brasília this Sunday. In São Paulo, the hourly index is listed as slightly polluted at 6 a.m., but improves to good by 9 a.m., reflecting the dispersion of pollutants as the sun rises.

Driving conditions remain favorable in all four monitored capitals: São Paulo, Rio de Janeiro, Recife and Brasília have an excellent rating for driving on this date, with no weather-related restrictions.