← PNL404 · Taiwan WeightedEnglish · 한국어 · 日本語

Taiwan Weighted Seasonality

Historical month-by-month and year-by-year returns

Based on 30 calendar years of monthly closes, starting 1997.

By Month

MonthAverageMedian% PositiveBestWorst
January+2.1%+2.6%66%+13.8%11.6%
February+0.8%+0.8%66%+14.3%14.0%
March+0.9%0.1%48%+22.7%10.5%
April+1.0%+1.3%52%+15.0%7.9%
May+0.1%0.1%48%+15.7%12.7%
June0.4%+0.3%52%+10.0%13.5%
July0.5%+0.2%53%+11.3%14.4%
August2.3%0.5%45%+10.0%19.3%
September0.1%+1.3%66%+9.3%16.0%
October+1.4%+1.0%59%+14.9%11.6%
November+2.7%+2.9%79%+25.0%10.6%
December+2.1%+1.9%55%+25.1%11.6%

By Calendar Year

YearReturn
2025+36.3%
2024+31.5%
2023+17.2%
202213.6%
2021+16.8%
2020+31.7%
2019+15.7%
201810.6%
2017+17.5%
2016+16.9%
201513.7%
2014+10.6%
2013+7.8%
2012+4.4%
201117.8%
2010+19.7%
2009+79.9%
200843.5%
20072.3%
2006+17.9%
2005+9.0%
20046.0%
2003+27.1%
200214.6%
20011.1%
200039.1%
1999+62.5%
199825.8%

These are historical patterns, not a forecast — past calendar-month performance does not predict future returns.