cheimo-, cheim-; chimo-, chim-; cheimato-, cheimat-; chimato-, chimat-

(Greek: kheima, winter, frost, winter weather, winter-flowing; by extension, cold, freezing)

hydrochimous (adjective), more hydrochimous, most hydrochimous
A reference to wet winters (as opposed to freezing winters): In some places in Europe, the climate conditions in winter are quite hydrochimous and damp and it is always recommended to take an umbrella when going out!
hydrochious (adjective), more hydrochious, most hydrochious
Descriptive to something adapted to a rainy winter: Some small hydrochious animals live underground and hide in their dens when it is showery.
isocheimal, isochimal, isocheimenal, isochimenal, isocheimic, isochimic (adjective) (not comparable)
A reference to a line on a map connecting points that have the same mean winter temperature: In his geography class at school, Mr. Straight asked his students to make an isocheimal on their maps that linked all the spots of the world which had the same average or middle winter degrees of hotness or coolness.
isocheime, isochime (s) (noun), isocheimes; isochimes (pl)
A line connecting places on the Earth's surface having the same mean winter temperature: Anette had to link the equal average winter temperatures of the Western Hemisphere on her map by using isocheimes that her teacher told the students about.
isochimous (adjective) (not comparable)
Referring to areas of equally low temperatures: Referring to areas of equally low temperatures: Some isochimous places on Earth include Vostok Station Antarctica (-89.2°C) and Eastern Antarctic Plateau, Antarctica (-94°C) that have almost exactly the same low temperatures. ...

Cross references of word families that are related directly or indirectly to "winter, freezing, frost, and/or cold": algid- (cold, chilly); crymo-, krymo- (cold, chill, frost); cryo-, kryo-; (cold, freezing); frigo-, frig- (cold, frost); gel-, gelati- (freeze, frost, congeal); hiber- (winter, wintry); pago- (cold, freezing); psychro- (cold); rhigo- (cold, frost; shiver).