Usage: 4 forms in 4 verses
Form Translated As     In Verse(s)
χειμερινώ winter LXX.Jer.36.22
χειμερινόσ of winter LXX.Ezra.10.13
χειμερινόν of winter LXX.Zech.10.1
χειμερινή of winter LXX.Prov.27.15

Liddell-Scott-Jones

χειμερινός (cheimerinos) of winter G:A

χειμερινός-ῐνός, , όν,

of or in winter, opposed to θερινός, χ. τροπαί [Refs 5th c.BC+]; δεξαμεναί[Refs 5th c.BC+]; [τινὰ τῶν ζῴων] ἀποβάλλει τὰς χ. τρίχας their winter coat, [Refs 4th c.BC+]; χ. ὄνειρος a winter night's dream. [Refs 2nd c.AD+]; also τὴν χ. (i.e. ὥρην) the winter season, [Refs 5th c.BC+]; τὰν χ. (i.e. ἑξάμηνον) ἄρχειν [Refs]; τὰ χ. [Refs 5th c.BC+]

__2 stormy, χωρίον [Refs 5th c.BC+]; τὸ χ., opposed to τὸ εὐδιεινόν, [Refs 4th c.BC+]
__3 χ. σημεῖον sign of a coming storm, [Refs 4th c.BC+]