The ninth month carries a notoriously weak track record for risk assets, and thirteen years of historical data validate the trend. Bitcoin has posted losses in eight out of thirteen Septembers since 2013, translating to a win rate of just 38.5%. The average September return sits at minus 2.97%, with a median of minus 2.44% - indicating that even typical conditions skew negative, rather than declines being driven solely by extreme outlier events.
Traditional equities display a similar pattern. The S&P 500 has declined by an average of 0.6% in September since 1945. Stretching back to 1928, the drop is even steeper, hovering between minus 1.1% and 1.2%. Bitcoin itself opened September 2026 around $77,500, shedding 1.3% on the first trading day of the month.
Why October Is Often Called Uptober
Market unease surrounding September is typically followed by optimism heading into the fourth quarter. October boasts an impressive track record, with Bitcoin averaging returns of 19.92% and a median of 14.71%. Anomalies do happen, however. In 2025, Bitcoin opened September at $108,000 and finished the month up 5.16% - marking its third consecutive green September. Conversely, October last year closed in the red amid looming Trump tariff threats.
A Golden Signal Amid Pressure
Despite the unfavorable seasonal history, August 2026 recently wrapped up as Bitcoin’s best month since November 2024. Last month’s performance propelled Bitcoin back above its 50-month moving average. Technical indicators are currently flashing mixed signals. The daily Relative Strength Index (RSI) stands at 66.1, nearing the overbought threshold of 70, while the Average Directional Index (ADX) points to a strong trend at 43.7.
One potential bright spot comes from exponential moving averages. The 50-day EMA remains below the 200-day EMA, but the spread between the two is steadily narrowing. If upward momentum persists, a golden cross could materialize on the daily chart. On the other hand, monthly indicators remain neutral, with an RSI of 50.6 and an ADX of 23.7 - signaling that a broader trend reversal has yet to be confirmed.
Rate Headwinds and the Midterm Cycle
Macroeconomic factors are adding further pressure this month. Fed Chair Kevin Warsh recently noted at Jackson Hole that annualized PCE inflation is running at 3.7% and accelerating. CME FedWatch data now reflects a 68.2% probability of a rate hike in September. Debt market tensions have also mounted, with the 30-year US Treasury yield reaching 5.28% in late August - its highest level since before the 2008 financial crisis.
The year 2026 also coincides with the US midterm election cycle. Based on the average of the past 10 cycles, the US stock market bottom typically hits around September 2, with pullbacks averaging 17% from peak levels. Against this backdrop of macroeconomic headwinds and conflicting technical signals, traders are now watching whether Bitcoin will follow its historical September pattern or deliver another seasonal anomaly.
Reported via Decrypt.
Also read: How to Read Candlestick Charts for Beginners
Also read: Bernstein Cuts Bitcoin Target to $150,000 - But Mining Stocks Outperform AI Sector
Disclaimer: This article is for informational and educational purposes only, not financial advice. Cryptocurrency assets are highly volatile and carry significant risk. Always do your own research (DYOR) and never invest more than you can afford to lose.
