Tampa reached 100 degrees for the first time in recorded history. It's a rare milestone for Florida, where humidity, sea breezes and frequent storms usually keep temperatures just below the triple-digit mark.

An air temperature of 100 degrees F was recorded for the first time since record-keeping began in 1890. Here's why that might be surprising.

On Sunday, the city reached 100 degrees Fahrenheit for the first time since record-keeping began in the 1890s. For 135 years, Tampa had remained one of the largest U.S. cities never to hit triple digits.