4
AF BK TH NL WR

How Bar Charts Work

Charts help us compare quantities at a glance. We’ll start with the plainest one of all — the bar chart.

This chart shows how many weather stations reported last month from three regions — Alder Flats, Brackmoor, and Thornreach.

Which region has about 400 stations?

700 600 500 400 300 200 100 0 Alder Flats Brackmoor Thornreach