Meteorological Spring in Poland: Record Temperatures and Clashing Weather Fronts

The beginning of March 2026 will be recorded in meteorological chronicles as a moment of an extremely strong thermal anomaly. While the calendar indicates only the start of meteorological spring, thermometer readings in many places in Poland resemble the turn of May and June. In coastal towns such as Ustka, Stegna, and Darłowo, exceptional warming was recorded, prompting thousands to start the walking season early. Local media report unprecedented crowds in the parks of Poznań and Łódź, where residents massively enjoyed the first such warm Sunday of the year. This situation is the result of the retreat of the so-called polar vortex, which opened the way for mild air masses from southern Europe, bringing stable weather under the influence of extensive high-pressure systems. The concept of meteorological spring was introduced by scientists to facilitate statistical comparisons and always encompasses three full months: March, April, and May, unlike astronomical spring, which is variable relative to the sun's position.However, this idyllic atmosphere does not affect the entire country equally. A dynamic weather front named Doreen has moved over Poland, marking its presence in a belt from Wrocław through Warsaw to the northern reaches of the country. It brought dense cloud cover and intense rainfall, which, combined with the rapid melting of remaining snow cover, led to local flooding. Firefighters intervened dozens of times, mainly pumping water out of basements and securing property in areas with limited drainage system capacity. Experts from IMGW warn that March will be characterized by high variability typical of the proverbial 'weather pot'. „This is an amazing battle of two worlds: on one hand, sun and spring warmth, on the other, a front that can turn streets into streams in just a few hours.” — Tomasz Wasilewski Long-term forecasts for March suggest a continuation of this 'weather mix'. Although the temperature anomaly may reach up to 15 degrees Celsius above the long-term average, this does not rule out short-term returns of winter conditions, especially at night. Initial analyses regarding the upcoming Easter are optimistic, indicating the dominance of zonal circulation, which should keep temperatures at a level typical of mature spring. However, residents of cities like Sopot or Warsaw must prepare for frequent clothing changes, as sunny mornings can be abruptly interrupted by rainy frontal zones arriving from over the Atlantic.