When you mouse over a player's upcoming opponent you should see the game time plus the opposing team's stats for the season:  
 
points per game  
rushing yards per game  
passing yards per game  
 
If the player you're looking at is on offense, the above stats will be for the opposing defense. If the player you're looking at is on defense, the above stats will be for the opposing offense.  
 
This is useful for setting your lineup and evaluating a player's remaining schedule.