CIS 2021 or lessons learned.

Could you give an approximate estimate? If it's a 10% increase, then yes, but if it's a 100% increase, then no.

There were about 30 in Plotvichka; we need to clarify this. In any case, no one can guarantee that June will be warmer than May, but July will be, and July is definitely the high season. And what about family-friendly options?
P.S. In 2016, the entire championship was held in t-shirts, but the summer didn't turn out well... St. Petersburg... you can't predict it.