Is it normal to have 2 periods the same month

Okay so I'm 26 years old and my husban and I are trying to have a baby I been writing my cycle to see when I ovulate but this month everything change usually every 22-24 days I get my cycle I stared on jan 1 till the 12 which is so weird cuz I neer had a cycle that last 12 days so i thought it was normal but I got my period againg this month on the 25 and I'm still on is this normal ?