In September, the S&P 500 surged by 3.5%, the best performance for the month since 2010, despite typically being a weak month for U.S. stocks. Historically, the S&P 500 has seen an average gain of 12% in the year following a positive September. The fourth quarter is typically the strongest quarter for the U.S. stock market. Despite economic uncertainty due to tariffs, the S&P 500 has shown resilience. The index has historically returned over 4% in the fourth quarter and has a track record of strong returns after positive Septembers. Analysts predict a 10% upside for the S&P 500 in the next year.

The S&P 500 has historically performed well in the fourth quarter, with an average return of 4.2% between October and December since 1950. The third quarter is typically the weakest quarter, with September being the worst month. However, the S&P 500 saw an 8% gain between July and August this year. The index is expected to benefit from increased consumer spending and year-end bonuses. A positive September usually leads to strong returns in the following year, with an average return of 12% over the next 12 months. Analysts predict a 10% upside for the S&P 500 in the next year.

Read more at Nasdaq: The S&P 500 Just Did Something for the First Time Since 2010. History Says the Stock Market Will Do This Next.