Temperatures reach 42 degrees on ThursdayPhoto by Kanenori on Pexels
WeatherViseuBejaSantarémSetúbalCastelo BrancoLisboaBragançaÉvoraPortalegreGuardaVila Real

Temperatures reach 42 degrees on Thursday

Jornal O Interior1 September 2026 at 12:40

Eleven districts of mainland Portugal will be under yellow warning on Thursday due to hot weather, with temperatures that could reach 42 degrees, according to the Portuguese Institute of the Sea and the Atmosphere.

The districts covered by the warning are Bragança, Viseu, Évora, Guarda, Vila Real, Setúbal, Santarém, Lisboa, Beja, Castelo Branco and Portalegre. The yellow warning, which represents the lowest level of meteorological risk, will be in effect due to the forecast of high values of maximum temperature.

The Portuguese Institute of the Sea and the Atmosphere is the entity responsible for issuing weather warnings in Portugal, monitoring atmospheric conditions and alerting the population to risk situations.

Related articles

Portugal é dos países europeus com mais férias escolares de verão. Ondas de calor podem trazer mudanças
Weather

Portugal is one of the European countries with the longest summer school holidays. Heat waves may bring changes

Portugal is one of the European countries with the longest summer school holidays, and a UNICEF study estimates that in 2024 heat waves affected the education of more than 900,000 students in Europe. After countries such as France and Belgium suspended classes due to extreme heat, several European countries are considering extending summer school holidays as a measure to adapt to high temperatures.

Expresso01/09/26, 14:30
Weather

Thunderstorms expected from Saturday, 5th: "showers return in the mid-afternoon, hail and strong wind"

After a relatively calm start of September in Portugal, a hot air mass from North Africa will cause temperatures to soar, with maximums above 40°C in the interior of the country, reaching its peak on Thursday. However, from Friday onwards the atmosphere begins to destabilize and on Saturday, the 5th, thunderstorms return accompanied by showers, hail and strong wind gusts, especially in the most intense convective cells.

Meteored Portugal01/09/26, 14:15
Viseu: Temperatura vai subir e deixar o distrito sob aviso amarelo
Weather

Viseu: Temperature to rise and leave the district under yellow warning

The district of Viseu will be under yellow warning on Thursday, September 3rd, due to the forecast of high temperatures, according to the Portuguese Institute of the Sea and the Atmosphere (IPMA). The warning will be in effect between 10:00 and 06:00 on Friday morning, with maximum temperatures expected to rise significantly.

SAPO01/09/26, 14:13
Weather

Alfredo Graça advances the forecast for autumn 2026: "depressions and cold drops may arrive in Portugal"

After a relatively mild summer in Portugal, the climatological autumn begins this Tuesday, September 1st, covering the months of September, October, and November. Meteorologist Alfredo Graça, through Meteored's reference model, has just updated the trends for the coming months, anticipating a quite dynamic autumn in Portugal. The first indications suggest the arrival of depressions and cold drops to the national territory, with frequent periods of frontal rain and showers accompanied by thunderstorms.

Meteored Portugal01/09/26, 13:27