Bitcoin (BTC) is confronting a historically challenging day on September 8, 2025, with a 72% probability of decline, according to AiCoin data. Historically, this date has been one of the worst for Bitcoin, averaging a 1.30% drop. Analyst Timothy Peterson notes that September 8 ranks as the seventh worst trading day for Bitcoin, often setting the tone for the month. Current market data shows Bitcoin prices fluctuating, recently dipping below $111,000. Analysts highlight a critical event window from September 6 to 17, influenced by market maker activities and Federal Reserve decisions. Despite short-term volatility, long-term forecasts remain optimistic, with predictions of Bitcoin reaching $500,000, bolstered by institutional investments.