Tykkimäki Amusement Park is open in 2013 as follows:

MAY
May 9 

Thu 12 –20

May 10 closed
May 11– 19
Mon- Fri closed
Sat-Sun 12 –20
May21 – 31
Mon closed
Tue-Fri
12– 18

Sat-Sun 12– 20

JUNE
June 1 – 23
Mon-Fri 12 –19

Sat-Sun 12 –20
june 24 – 30 

every day 12–20

JULY
every day 12–20

AUGUST
August 1 – 11 every day 12 –20

August 12 - 18
Mon Fri 15 –20

Sat-Sun 12– 20

August 19 - 30
Mon -Fri closed
Sat-Sun 12 –20

August 31 
Sat Closing Ceremony12 –22