These figures are computed from 15 years of actual monthly closing prices. Past seasonal patterns are not a guarantee of future performance. See our methodology for how this is calculated, or visit the Academy to learn how to read seasonal data responsibly.
Nikkei 225 seasonality — common questions
What is Nikkei 225's best month historically?
Historically, November has been Nikkei 225's strongest month, averaging +3.04% with a 73% win rate over 15 years of data. March has been the weakest at -0.77%.
Is Nikkei 225 seasonal?
Nikkei 225 shows a measurable seasonal pattern: its best and worst months differ by 3.81 percentage points on average. These figures come from 15 years of real monthly closing prices. Seasonality is a historical tendency, not a prediction.
How does Nikkei 225 historically perform in August?
Nikkei 225 is currently in August, which has historically averaged -0.26% with a 50% win rate. That is a historically neutral window.
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