Don't think so.
Look, I'm not an expert in this area by any means, but I'd like to think the scientists at at least SOME of these sites have thought to correct for the obvious. There are a LOT of charts here. The trend is consistent across them.
Sheer common sense dictates that they can't ALL be breathing on the instruments.
I think any reasonable person can agree that CO2 is rising, and based on measurements from the past, temperature rises are definitely associated with rising CO2. When we get into causes, or which is the chicken, and which is the egg, then there is some room for discussion.