Current numerical weather prediction models from the National Weather Service project Miami overnight lows in the mid-70s Fahrenheit for June 5, with ensemble guidance clustering near 75°F amid typical early-summer humidity and light easterly flow. Limited radiative cooling from high moisture and scattered showers reduces the chance of deeper drops below 74°F, while the absence of strong cold advection or clear-sky conditions keeps sub-73°F outcomes unlikely. Historical climatology for early June at Miami International Airport shows average lows near 77°F, providing context for why traders have priced the 74–77°F bands nearly evenly. Resolution depends on the official minimum recorded at the primary station, with final model runs and any late-day convective activity the key variables that could shift the outcome within the narrow range.