subtropics

/sʌbˈtrɑpɪks/
noun
  1. Regions of the Earth that are just north or south of the tropics, with warm to hot temperatures and mild winters.
    • Tourists often visit the subtropics during winter to escape colder climates.
    • The subtropics are known for their long, hot summers and short, cool winters.
    • Many citrus fruits grow well in the subtropics because they need warmth but not constant tropical heat.