adjective
cold, chilly
A2
Kalt: adjective meaning 'cold' or 'chilly'. Gradable: comparative kälter, superlative am kältesten. Antonyms include heiß, warm, herzlich. Used for temperature, weather, or figuratively for demeanor (a cold person). Not reflexive; no auxiliary. Regular adjective declension applies both attributively and predicatively.
Examples
Heute ist es sehr kalt draußen.
It's very cold outside today.
Es war sehr kalt, obwohl die Sonne schien.
It was very cold even though the sun was shining.
Mir ist kalt, ich ziehe eine Jacke an.
I'm cold, I'll put on a jacket.
Details
Mnemonics
Picture someone shivering with blue lips — that feeling is 'kalt'.
Sounds like English 'cold' concept; 'kalt' is short and sharp like a cold wind.
Notes
Gradable adjective; forms change with comparative and superlative and also inflect when used attributively.