**Current forecasts for Panama City, Panama, point to a minimum temperature near 25°C on September 8, consistent with the rainy-season climatology of highs near 28–30°C and overnight lows of 24–25°C.** Trader sentiment remains dispersed across the 25–30°C+ range because short-range model guidance shows only modest night-to-night variability driven by cloud cover, humidity, and light winds rather than major synoptic changes. Persistent high humidity (often 85–95%) and frequent convective cloud reduce nocturnal radiative cooling, keeping minima from dropping much below 24°C while also limiting how high they can climb if showers occur overnight. Small differences in forecast timing of cloud breaks or rainfall can shift the exact minimum by 1–2°C, which explains why adjacent bins (25°C, 26°C, 27°C, and 30°C+) trade at similar implied probabilities. Historical September data show overnight lows rarely exceed 26°C or fall below 23°C without unusual clear-sky or dry-air intrusions, so the market is pricing the narrow envelope of typical tropical variability rather than any strong directional signal. Updated model runs and official observations over the next 48 hours will narrow the range as the diurnal minimum becomes more certain.