The spring equinox begins at 21:24 hours (Lisbon time).

For mainland Portugal, IPMA's forecast for today are generally cloudy skies, where it will become very cloudy in the Minho and Douro Litoral at the end of the day.

Additionally, weak to moderate wind is also forecast from the eastern quadrant, turning to the west quadrant from the afternoon, and fog or morning fog in some locations, especially on the west coast.

Forecasts also point to a small rise in temperature.

The minimum temperatures will fluctuate between 4 degrees Celsius (in Bragança) and 12 (in Faro) and the maximum of 17 (in Viana do Castelo) and 24 (in Évora and Beja).

For the archipelago of Madeira it is predicted generally very cloudy skies, temporarily decreasing cloudiness during the afternoon, and possibility of occurrence of weak showers, especially on the northern slopes and in the highlands until late morning.

A weak to moderate northeast wind is also forecast, blowing sometimes strong in the highlands and in the eastern and western ends of the island of Madeira, especially from the afternoon.

In the Azores, for the western (Flores and Corvo) and central (S. Jorge, Faial, Pico, Graciosa and Terceira) groups, IPMA predicts periods of very cloudy skies with good opens, weak rain or drizzle from the afternoon, favourable conditions for the formation of fogs and a good to moderate west wind.

In the eastern group (S. Miguel and Santa Maria) the forecast points to periods of very cloudy skies with good open and good west wind to moderate, turning to the southwest for the end of the day.

Finally, spring gives way to summer on June 21.