The notion that June tends to be a weak month for Bitcoin $BTC comes from historical seasonality, and it's true that it often represents a period of lower performance or sideways consolidation.
Looking at the stats from the last 10 years, June's outlook can be summed up like this:
1️⃣. Performance history
* Average low performance: The average gains for Bitcoin in June hover around just +0.7%. It's not the worst month of the year (that title is historically contested by September), but it falls short of the strength seen in months like October or November.