**Singapore’s equatorial climate produces highly stable overnight temperatures, with August minimums typically averaging around 26°C due to consistent humidity, cloud cover, and limited diurnal variation.** Current forecasts from agencies including the Met Office and AccuWeather indicate a nighttime low of 25–27°C for August 23, driven by prevailing southwest monsoon conditions that favor partly cloudy skies and moderate radiative cooling without significant cold-air intrusions. Recent drier weather patterns noted by Singapore’s NEA have slightly enhanced nighttime cooling potential compared to wetter periods, but no major shifts in sea-surface temperatures or large-scale circulation (such as a strong Indian Ocean Dipole) have altered the baseline. Model consensus places the most probable minimum near 27°C, consistent with historical August percentiles where values below 25°C or above 28°C remain uncommon. Traders’ heavy weighting toward 26–27°C reflects this narrow forecast range and the low likelihood of anomalous cooling or warming before resolution.