The day of August 19, 2026 will be marked by the very high temperatures in low areas of the Valencian Community, with the possibility of the heat reaching the coast, as well as on the lower banks of the Ebro, Murcia and the eastern Andalusian coast. According to the AEMET, this heat could also extend to eastern sectors of the southern plateau, the Iberian systems and the upper Ebro. At the same time, the arrival of relatively cold air at altitude will lead to a somewhat more unstable environment in the northern half and the eastern third of the Peninsula.
Despite everything, the maximums go down
As for the maximswill decrease across the board, with the exception of Levante, Catalonia, Aragon and the Balearic Islands, where they will experience a rebound that could be notable on the Valencian coast. The 36 degrees They will be surpassed in points of the center, the Ebro valley and low areas of the northeast, the Balearic Islands, the southeast and the Valencian Community. The thermometers may even exceed the 40 degrees in the lower Ebro and in the interior of the provinces of Valencia, Alicante and Murcia.
With regard to the provincial capitals, the agency’s forecasts point to maximums of up to 42 degrees in Valencia, Lleida and Zaragozawhile Murcia would reach 41. In Castelló de la Plana, Huesca and Logroño up to 39 degrees are expected; in Albacete, Girona and Teruel, 38; and in Granada, Málaga, Pamplona/Iruña and Toledo, 37. The minimums, for their part, will decrease in Catalonia and in the southwest quadrant, although they will rise in the rest of the territory. Tropical nights will continue on the Mediterranean coasts, with values that will not drop below 20 degrees.
Risk of storms in the northeast
The sky will be cloudy or overcast, with precipitation in the Cantabrian Sea and some low clouds in the morning on the Andalusian coasts. Starting at noon, evolution clouds will form in the interior of the peninsula, which could give rise to showers and storms in the Pyrenees and the extreme northeast, without ruling out the Betic and Iberian systems, the Cantabrian Mountains and their bordering areas. In the Northeast, these storms could be strong and be accompanied by very intense gusts of wind and hail.
The wind will predominate from the southwest, with light or moderate intensity. In the Cantabrian Sea and Galicia it will blow from the north or northwest, then rolling west, with greater force on the Galician coasts. In the Alboran Sea and the Strait there will be a moderate west wind, with some strong intervals, while in the eastern third and in the Balearic Islands the south wind will dominate. In the Canary Islands there will be intervals of cloudiness, some possible precipitation in the north of the islands with greater relief, a slight rise in the minimum temperatures and the return of the moderate trade wind.