Current forecasts from European models indicate a persistent warm air mass over northern France, with Paris overnight lows for June 27 projected between 21–23°C amid limited radiative cooling from possible evening clouds or scattered thunderstorms. Météo-France and ensemble guidance show high daytime maxima near 36–38°C transitioning to these minima, consistent with climatological June baselines but elevated by the ongoing late-month heatwave pattern. Market-implied probabilities cluster tightly around 21–25°C because small differences in boundary-layer moisture, wind speed, or cloud timing can shift the exact low by 1–2°C. Longer-range uncertainty remains modest given the short forecast horizon, though any strengthening of the Atlantic ridge or unexpected clear skies could push readings toward the lower end of the distribution.