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Octobers Are Getting Warmer Across the U.S.

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Octobers Are Getting Warmer Across the U.S.

Even with the big swings of Halloween weather from year to year, Octobers are warming across the U.S.

Frost Free Season is Getting Longer

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Frost Free Season is Getting Longer

All regions of the continental U.S. have seen the frost-free season, defined as the stretch between the last below-32°F reading in the spring and the first in the fall, grow longer.

Fall Temperature Trends

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Fall Temperature Trends

The big picture is clear: Overall, fall is warming across the U.S, 0.46F per decade since 1970.

Fall Precipitation Trends

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Fall Precipitation Trends

Fall precipitation has changed since the early 1970s, but unlike fall temperatures, the changes form more of a patchwork story.

Hottest Days of Summer

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Hottest Days of Summer

The hottest time of year in the continental U.S. statistically comes in mid-July, but the timing of peak heat varies across different parts of the country.

Summer Temperature Trends

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Summer Temperature Trends

For most of the nation, summer weather has been changing in ways climate scientists say are consistent with what they’d expect in a warming world.

Summer Precipitation Trends

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Summer Precipitation Trends

When it comes to summertime precip., the wet are getting wetter and the dry are getting drier.

A Seasonal & Regional Tornado Breakdown

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A Seasonal & Regional Tornado Breakdown

The probability of a tornado touchdown somewhere in the U.S. jumps to nearly 80 percent in May and nearly 90 percent in June.