Recent National Weather Service and model guidance indicate a high near 78–80°F for New York City on August 25, driven by modest northwesterly flow behind a weak front that limits afternoon mixing and caps temperatures slightly below late-August climatology (average highs ~82–83°F). Ensemble consensus from NOAA and private models shows limited diurnal heating under partly cloudy skies with dew points in the mid-60s, keeping heat indices modest and reducing the risk of 82°F+ readings. Trader positioning aligns with these outputs, as the 78–79°F and 80–81°F brackets together capture the majority of implied probability; any northward shift in the surface high or delayed clearing could push values into the upper bracket, while stronger onshore flow would favor the lower one. Official verification will come from Central Park observations after 7 p.m. ET.