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Nasdaq Composite seasonality: the best and worst months
Since 1971, the Nasdaq's strongest month on average has been January (+2.47%) and its weakest September (−0.72%). Below: every month's average and median return, how often it rose, and the strongest and weakest days of the year.
Average monthly return of the Nasdaq, 1971 to last month. Strongest month outlined.
Every month
| Month | Average | Median | Years up | Years |
|---|---|---|---|---|
| January | +2.47% | +2.86% | 67% | 55 |
| February | +0.40% | +0.10% | 51% | 55 |
| March | +0.56% | +1.34% | 62% | 56 |
| April | +1.58% | +1.67% | 66% | 56 |
| May | +1.38% | +2.85% | 62% | 56 |
| June | +1.02% | +1.12% | 57% | 56 |
| July | +0.85% | +1.12% | 57% | 56 |
| August | +0.40% | +1.56% | 57% | 56 |
| September | −0.72% | +0.35% | 54% | 56 |
| October | +0.77% | +2.16% | 55% | 55 |
| November | +2.06% | +2.35% | 71% | 55 |
| December | +1.49% | +0.58% | 60% | 55 |
Strongest and weakest days of the year
| Strongest days | Avg | Up |
|---|---|---|
| Nov 24 | +0.94% | 81% |
| May 27 | +0.67% | 75% |
| Oct 28 | +0.64% | 67% |
| Apr 9 | +0.59% | 64% |
| Oct 21 | +0.54% | 62% |
| Weakest days | Avg | Up |
|---|---|---|
| Feb 21 | −0.49% | 25% |
| Apr 3 | −0.49% | 50% |
| Mar 27 | −0.46% | 42% |
| Oct 26 | −0.45% | 44% |
| Feb 27 | −0.45% | 48% |
Average one-day return on each calendar date, across every year it was a trading day.
See every Nasdaq day in the calendar →