They'd found 87.5% to 90% enrichment at those facilities before that time.

https://www.cnn.com/2023/03/01/middleeast/iran-uranium-enric...

The intelligence report isn't related here. They obviously weren't talking about facilities that were known to the public to be enriching beyond energy grade.

Doesn't March come before June?

And? What actually changed during those few months?

Maybe US intelligence wasn't perfect and they found a clandestine Iranian nuclear program? Maybe Iran restarted it. Who knows?

What we do know is that there was no evidence a few months prior and that Trump explicitly said that he was ignoring the clear lack of evidence in making his decision to attack.

The article that was in question here doesn't imply what you're claiming.

Do you have one that does?