Circumhorizontal arcs (loosely known as fire rainbows) are the rarest of all naturally occurring atmospheric phenomena.
21
Oak trees are struck by lightning more than any other tree.
266
Moist air holds heat better than dry air.
114
There is a persistent storm in Venezuela that produces lightning 140 to 160 nights a year, 10 hours per day and up to 280 times per hour and has been going since at least the 16th century.
25
The winter of 1912 was so cold that Niagara Falls froze over.
35
Dirty snow melts faster than clean.
350
The speed of a typical raindrop is 17 miles per hour.
181