Read the study - it’s a combination of heat and humidity that affected it in China. We’re not at the right levels even in Florida yet, but the study does show that with every increase in heat and humidity, there is a significant corresponding decrease in transmission rate (r naught factor). Hopefully we see this play out here.
Does this part of China have a lot of airconditioned spaces?
I guess Peru is just not buying the “heat” theory—currently 81 degrees in Lima, Peru:
https://twitter.com/lookner/status/1240336583687053312
Peru orders national curfew of 8pm to 5am, bans use of private vehicles