Ireland means the land of snow

1- In Welsh, Eira (pronounced AY-ra) means "snow".

2- Hibernia - what did ancient Romans know about "Green Island ...

Hibernia is the classical Latin name for Ireland, used poetically, meaning "land of winter,"

3- In Norse mythology means Eljudner ((the moist of precipitation)), which is Ireland (land of winter).

4- Old Irish goddess Éire (Ériu), meaning something like "fertility and precipitation goddess".