From the minute you are picked up, until the minute someone has been shown to have been the winner, it will be an enjoyable experience plus it will make you feel a little better about the amount of great food and drink you have tried.
Poor weather will not be a problem as the courts indoors are set up to make sure a game never has to be cancelled. Everything that you need to play is included, and with the added attraction of refreshments thrown in, it will prove to be an enjoyable day spent in Riga. Just make sure you know which of your friends are likely to excel and make sure you are on the winning team.