Before revision: This paper investigates the influence of air temperature and relative humidity on the transmission of COVID-19 . After estimating the serial interval of COVID-19 from 105 hand-collected pairs of the virus carrier and the infected,
After revision: With the ongoing global pandemic of COVID-19, a question is whether the coming summer in the northern hemisphere will reduce the transmission intensity of COVID-19 . After estimating the serial interval of COVID-19 from 105 hand-collected pairs of the virus carrier and the infected,