April is the best month to be in blue chips, if history is a guide.
Since 1950, April has been the best month for the Dow, which has scored an average gain of 1.5 percent.
As for the S&P 500, it plays favorites. While April is either second or third best performer with an average 2 percent gain, the best month for the S&P historically has been December.
But for Nasdaq, April is not so sweet. It is the fourth best month for the tech-heavy index, with an average monthly gain of 1.5 percent.
U.S. stocks finished the first quarter of 2014 mixed.The and NASDAQ were positive for a fifth quarter, their longest string of quarterly gains since the third quarter, 2007. The Dow was not a winner in the first quarter, and it fell 0.7 percent, ending a four quarter winning streak.
During Tuesday's trading session, the S&P 500 hit a new high of 1,884.64, surpassing the previous record set on March 21.
The trend holds in recent times as well. In the past 20 years, the Dow posted an average gain of 2.8 percent in April, while both the S&P and NASDAQ rose about 2 percent.
The Dow was higher in all of the last eight years. With the exception of 2012 when it was basically flat, the Dow's gains in those years ranged between 1.4 percent and 7.4 percent. Last year, it was up 1.8 percent.
Below is a look at how the market performance in the month of April during the past 20 years.
—BY CNBC's Giovanny Moreano. Follow him on Twitter: @giovannymoreano