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2015 Maps

El Niño Impacts on Ocean Warming

El Niño Impacts on Ocean Warming

Long term trend of global ocean water temperatures is on the increase.

State Capitals: Hot Septembers

State Capitals: Hot Septembers

17 state capitals had one of their 5 hottest Septembers on record.

Fall Temperature and Precipitation Trends

Fall Temperature and Precipitation Trends

Nationwide, fall is warming at a rate of 0.43°F per decade – that’s 1.9°F since 1970.

Stagnant Days of Summer on the Rise

Stagnant Days of Summer on the Rise

Studies suggest a warming climate will further increase the number of stagnation days, a key factor influencing air pollution.

Summer Temperature Trends

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

Summer Precipitation Trends

Follow the ups and downs in summer precipitation trends in different locations across the country.

Planting Zones Heading North

Planting Zones Heading North

As temperatures rise, planting zones are on the move.

Tornadoes by State

Tornadoes by State

The average number of tornadoes in each state between 2005 and 2014.