nippy
1. [ adjective ] pleasantly cold and invigorating
Synonyms: frosty nipping snappy parky crisp
Examples:

"crisp clear nights and frosty mornings" "a nipping wind" "a nippy fall day" "snappy weather" (`parky' is a British term)

Related terms: UK cold
Similar spelling:   Nipp
  nip
  nipa
  niffy
  nib