Hey, which months are humid and which are arid in the following climate chart?

Hey, which months are humid and which are arid?: I am aware that the months January to April are humid. But is May rather humid or arid? It is difficult to judge, since the curve this month lies both below and on the precipitation bar (edge). What is it about October? Thank you.

Hey, how could one justify/explain the year-round rainfall in the following climate diagram?

Hey, how could one explain the year-round rainfall in the following climate diagram? Why is there a certain amount of precipitation (albeit small) in each month? Is this due to the westerly winds within the subpolar climate zone? Thank you.

Why were tornadoes often called "cyclones" in the past?

Hello! I'm also somewhat interested in meteorology and have been reading about tornadoes in past centuries, for example. It occurred to me that in the past, tornadoes weren't called "tornadoes," but rather "cyclones" or "hurricanes." For example, in a newspaper report about the tornado on July 1, 1891, it was also referred to as a…