Forecast models from sources including the Met Office and others show increased cloud cover, showers, and northeast winds moderating temperatures in Taipei on September 10, with consensus highs clustered near 26–28°C amid 6–12 mm of expected rain. This pattern, tied to regional moisture and suppressed diurnal heating, explains the tight clustering of market-implied probabilities around those outcomes versus lower odds for 29°C or above. Recent days have featured clearer conditions and 29–31°C peaks, but the shift aligns with typical late-summer variability where precipitation reduces maximums below the September average of roughly 30–31°C. Updated model runs and any adjustments to the rain timing remain key variables ahead of resolution.