-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96
The winter of 1932 in the US was so cold that Niagara falls froze completely solid!
442
Circumhorizontal arcs (loosely known as fire rainbows) are the rarest of all naturally occurring atmospheric phenomena.
21
Moist air holds heat better than dry air.
114
It snows more in the Grand Canyon than it does in Minneapolis, Minnesota.
113
Contrary to popular belief, lightning travels from the ground upwards not from the sky downwards.
101
Dirty snow melts faster than clean.
350