Recent European model runs and Météo-France guidance indicate high pressure building over western Europe will deliver mostly clear skies and light winds to Paris on June 13, favoring afternoon temperatures in the mid-20s Celsius. Ensemble guidance clusters around 25–27 °C maxima, with limited spread reflecting modest warm advection from the south and strong insolation under the ridge. This places the market’s leading outcomes at 26 °C (36 %) and 27 °C (28.5 %), while slightly cooler 25 °C (20 %) remains viable if boundary-layer mixing or residual cloud cover is stronger than currently modeled. Seasonal baselines for mid-June average near 22–23 °C, so the current setup represents modest positive anomalies; any shift in ridge position or timing of clearing over the next 48 hours could nudge probabilities between these three closely spaced bins.