Mosquitoes carrying Zika virus are infectious when temperatures are 19°C or higher – climate change may increase the virus’s range into southern and eastern Europe and the northern US
Source:
https://www.newscientist.com/article/2248273-climate-change-may-push-zika-virus-into-southern-and-eastern-europe/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home