godan verb (-mu), intransitive verb
to come in (of rain or snow); to be blown in
Describes rain or snow entering a space, typically through an opening like a window or door, often due to wind.
窓を開けていたら、雨が降り込んできた。
When I had the window open, rain came in.
風で雪が玄関
Snow was blown into the entrance by the wind.