Kogasa might be GOD.

Reader-added tags include "Xatu Face", "As good as one's word", and "Ta-da-daaah—you call, and out I come!"

Enough ability to make it rain excessively in the U.S. for a week

Enough ability to make it cold in Florida

Hitoshi "Rob McKenna" Mizuki.

(I love that the only previous comment here with "Rob McKenna" in it is also comparing that character to mizuki_hitoshi and his unnatural ability to summon rain.)