Weather Trivia: Did You Know...?

— -- Let's face it, there's a lot that most people do not know about the weather.

At what elevation and temperature do water droplets crystallize? Which and what proportion of gases make up the various levels of the atmosphere? How does "GMA" weather anchor Sam Champion look so alert and chipper so early in the morning?

Well, you won't learn any of that here.

Instead, "Good Morning America" is here to give you a few interesting weather trivia facts so you can impress even the most avid sky-watchers at your next weather-system-themed gathering.

On this day in weather history in 1975, the "Governor's Tornado" struck the governor's mansion in Atlanta. The devastating storm killed three people and caused $56 million in damage, according to OurGeorgiaHistory.com.

The highest temperature ever recorded in the United States was 134 degrees Fahrenheit in Death Valley, Calif., on July 10, 1913. The coldest temperature ever was in Prospect Creek, Alaska, where the mercury dipped to minus 80 degrees Fahrenheit, according to the National Climatic Data Center.

The Old Farmer's Almanac claims to have a nearly 80 percent accuracy rate when it comes to forecasts since 1792. How do they do it? According to the Web site, they derive their long-term forecasts from a "secret formula" invented by Almanac founder Robert B. Thomas that same year. The secrets are locked in a black box at the Almanac's headquarters in Dublin, N.H.

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