They rarely pre-announce anything. You’ll just have to stay tuned.
It's not totally predictable because, as Bob says, Adobe doesn't pre-announce anything.
However, the past four years that we've had the Creative Cloud versions of the applications, we've got an update around the time of Adobe MAX, Adobe's big software "shindig." This year it's scheduled for November 2nd thru 4th so maybe they'll do it again?