Tykkimäki Amusement Park is open in 2012 as follows:

May 17 
Thursday 12 - 8 pm

May 18 – 31
Mondays CLOSED
Tue -Fri 12 - 6 pm
Sat - Sun 12 – 8 pm

June 1-24
weekdays 12 - 19 pm
Sat - Sun 1 - 20 pm 

June 25 - Aug 19
every day 12 - 8 pm

Aug 24
Night of Arts  Friday 4 - 10 pm

Aug 25 – 26
Sat – Sun 12 – 8 pm

Sep 1
Closing Ceremony Sat 12 – 10 pm