**Typical August overnight lows in Miami hover near 78°F due to the region's subtropical maritime climate, high humidity, and moderating influence of the Gulf Stream and sea breezes, which limit nighttime cooling.** Historical data show daily lows rarely fall below 74°F or exceed 82°F during the month, with the seasonal peak average around 78–79°F in early August. Current forecasts for August 5, 2026, align closely with this baseline, projecting overnight temperatures in the 78–81°F range amid ongoing warm, humid conditions and isolated thunderstorm activity. Trader consensus reflects this climatological stability, with the 78–79°F bin leading at 47.5% implied probability. Slightly cooler outcomes (76–77°F) carry secondary weight at 20.5%, while warmer bins remain less favored absent any unusual cooling mechanisms such as a passing front. No significant recent shifts in models or observations have altered this outlook, keeping probabilities anchored to expected seasonal norms.