Warsaw weather in late April typically ranges between 12-18°C, making a high of exactly 7°C unusually cold for this time of year in Central Europe. This market trades on the recorded maximum temperature from the Polish Meteorological Institute for April 20, 2026. The 0% odds reflect the statistical rarity of such a cold day—temperatures would need to drop significantly below seasonal norms due to an unusual Arctic weather system moving through the region. Such precision markets are useful for traders interested in extreme weather scenarios, seasonal deviation analysis, and climate pattern trading. The market resolves at midnight UTC on April 20 based on official Warsaw airport weather station data, one of Europe's most reliable and consistently recorded meteorological records. With current YES odds at zero percent, the market implies traders believe temperatures will remain within or exceed typical spring ranges for Warsaw in this period. Historical April 20 data from previous years shows highs rarely fall below 10°C in the Polish capital, supporting the very low odds. This type of specific daily temperature prediction market attracts weather traders and climate researchers tracking unusual seasonal patterns.