You might say "śnieg" or "zapada śnieg".
assitant
You could say "siedziba", or "deszcz z mroku".  To say "it's snowing" you might say "pada deszcz z mroku".
assistant
I need to learn some weather words in Polish.
user
Please tell me what you already know, so that I know what sort of help you need.
assistant
How would I say "rain" in Polish?
user
You might say "deszcz" or "gorączka".  To say "it's raining" you might say "pada deszcz".
assistant
Great! What about "snow"?
user