Spain Weather - Cool air from the North Atlantic reaches the peninsula
The astronomical start of autumn 2025 is on Monday, September 22, 2025, at 8:19 p.m. Central European Time. Cold air will flow from the North Atlantic to the Iberian Peninsula as early as Sunday. In Bilbao, Pamplona, A Coruña, and Gijon daily highs will no longer reach 20°C.
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On Monday, the cold air will move further south and in Madrid we forecast a daily high of only 21°C. In Andalusia, the thermometer will also no longer rise above 30°C. In Malaga, there will be Terral on Monday and the warm wind will bring a daily high of 30°C.
When cold air meets warm and humid air, local thunderstorms can be expected during this time of year. We recommend taking a look at the CAPE index on our website. The CAPE index (Convective Available Potential Energy) measures the energy stored in the atmosphere that can lead to severe thunderstorms and severe weather.
When cold air meets warm and humid air, local thunderstorms can be expected during this time of year. We recommend taking a look at the CAPE index on our website. The CAPE index (Convective Available Potential Energy) measures the energy stored in the atmosphere that can lead to severe thunderstorms and severe weather.
