Moist air holds heat better than dry air.
114
The winter of 1912 was so cold that Niagara Falls froze over.
35
The Earth sees about 760 thunderstorms every hour, scientists have calculated.
185
Circumhorizontal arcs (loosely known as fire rainbows) are the rarest of all naturally occurring atmospheric phenomena.
21
The speed of a typical raindrop is 17 miles per hour.
181
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
-40 degrees Celsius is equal to -40 degrees Fahrenheit.
96