O Tempo
Weather forecast for May 18, 2026
The weather forecast for Mafra shows partly cloudy skies on Monday, May 18, with temperatures between 12 and 17 degrees Celsius and moderate northwest winds. Tuesday, May 19, will remain partly cloudy, reaching 12 to 20 degrees with light northwest winds.
Wednesday, May 20, brings slightly cloudy conditions and a high of 24 degrees, while Thursday, May 21, will be slightly cloudy with temperatures up to 28 degrees and light north winds.