Here's what we know:
* He was a member of the Royal Swedish Academy of Sciences: This was a prestigious honor, reflecting his significant contributions to science.
* He held the position of Professor of Astronomy at Uppsala University: This was a highly esteemed academic position, indicating his expertise and recognition within the scientific community.
While we don't have clear evidence of specific awards, his membership in the Royal Swedish Academy of Sciences and his esteemed academic position suggest that he was recognized for his achievements during his lifetime.
It's important to remember that Celsius's most famous contribution, the Celsius scale, was developed after his death. This discovery cemented his legacy and continues to be recognized and honored globally.