PurpleAir
Fewer than 5 people recommend it so far, so there's no written verdict. Here is what commenters said.
3recommend
0warn against
Jan 25, 2026first mention
Jan 26, 2026latest mention
Why people recommend it
“You should use Purple Air if you want to make it more focused”
Show 1 more
“My favorite weather map for SF is PurpleAir”
Caveats and dissent
No one in these comments warned against it.
Who recommends it in their own words
Threads where it came up
- SF Microclimates API 4 mentions
Data: purpleair.json. Quotes are verbatim; the verdict and theme labels are written by a model from these comments, and every clause links to its sources.
All comments 4
“I use PurpleAir data for a lot of my home automations”
“I use that and Mr. Chilly.”
“You should use Purple Air if you want to make it more focused”
“My favorite weather map for SF is PurpleAir”