Cannabis legalization is sweeping the nation, but every state has its own laws and regulations–especially when it comes to smoking weed in public. In fact, most states with recreational cannabis laws bar public consumption. So where can you smoke weed in public? The majority of legal states ban any consumption in public places, relegating consumption to a private residence–unless you live in government-subsidized housing: then consumption at your home is still illegal.
https://www.greenstate.com/explained/where-is-it-legal-to-smoke-weed-in-public/