"あなたの街では今朝どのぐらい雪が積もりましたか？" は英語で
- How much snow did you get in your town?
- How much snow piled up in your town?
といえます。
あなたの街 - your town//where you live
雪が積もりましたか - snow piled up//did you get snow//how much snow did you get//how much snowfall
- How much snow did you get (where you live)?
- How much snowfall did you get in your town?
アメリカ合衆国 
