**Forecast models indicate the overnight low for New York City on August 30, 2026, will likely fall in the mid-60s Fahrenheit, aligning with the market’s tight clustering around the 64–67°F outcomes (collectively over 68% implied probability).** Current National Weather Service and private model guidance point to temperatures bottoming out near dawn after a partly cloudy night with light southwest winds, yielding minimums around 65–72°F depending on the exact location and urban heat island effects. Recent conditions have featured variable cloud cover and humidity that moderate radiative cooling, preventing deeper drops below the mid-60s while also limiting warming from the prior day’s 78–82°F highs. Key differentiating factors include the degree of overnight cloudiness (which traps heat and raises the floor), boundary-layer mixing from winds, and the local dew point (currently supporting minima near 60–65°F). Historical August normals place the typical low near 66°F, but 2026’s pattern of occasional cooler nights amid otherwise above-average warmth keeps the distribution centered on 64–67°F. Model spread and minor timing differences in clearing explain why the two leading bins remain closely matched rather than one dominating. New forecast updates or observational tweaks overnight will be the primary near-term drivers of any market shifts.