Thursday’s temperatures included the hottest low in 144 years.

I know that sounds odd, but it’s significant.

According to 9News senior meteorologist Chris Bianchi, Thursday’s low of 74 degrees was the second warmest low temperature ever recorded in Denver. And the last time Denver experienced a low that hot was on July 3, 1881.

“If you drop down only to 74 degrees, that means the majority of the nighttime hours it’s above 80,” Bianchi said. “That is a really difficult thing to overcome in terms of cooling off at night. And that’s something we’re just not accustomed to.”

According to Weather Underground, the 74-degree mark was recorded at 4:53 a.m., much deeper in the night — or morning — than you’d expect. Denver’s summertime lows average in the 50 to 60 degree range.

Bianchi notes th

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