Heatwave: temperatures up to 10 degrees above normal in mid-spring

All the keys to the anomalous heat for Spain at this time: active warnings, temperature forecast and evolution according to official data

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Spain is going through a period of high temperatures for this time of year, although a heatwave has not been officially declared for the moment. The forecasts from the State Meteorological Agency point, however, to a clear trend: a warmer than usual spring and early summer.

In recent weeks, unusual thermal values for the month of April have been recorded. According to various media outlets, based on data from AEMET, temperatures close to 30 ºC have been reached in some areas, levels more typical of June.

The meteorological agency has warned of episodes with temperatures between 5 and 10 degrees above average in certain regions, which places this period within what is considered anomalous heat for the season.

Despite this, AEMET has not confirmed the existence of a generalized heatwave, as this phenomenon requires more prolonged and homogeneous conditions throughout the territory.

Official forecasts: hotter than normal

The seasonal forecasts from AEMET for the quarter April-May-June point to a high probability of above-average temperatures across Spain.

Specifically, the agency places the probability of spring being warmer than usual in large areas of the country between 50% and 70%. Furthermore, a lower amount of precipitation is forecast for the southern peninsular region, a factor that may favor more intense heat episodes.

Projections also indicate that the summer of 2026 could maintain this trend, with above-normal temperatures and a higher risk of intense heat episodes. Although phenomena like El Niño usually influence global climate, AEMET points out that its impact in Spain is limited and with a high degree of uncertainty.

A consolidated trend

Beyond the current episode, AEMET data show a sustained trend in recent years: heatwaves are increasingly frequent, longer, and more intense.

This evolution has been reflected in recent summers, such as that of 2025, marked by extreme records and several prolonged episodes of high temperatures.

For now, the scenario in Spain is one of heat ahead of spring, with no declared heatwave, but with official forecasts pointing to warmer-than-usual months.