Nationwide Record Highs vs. Record Lows

Nationwide Record Highs vs. Record Lows

  • Published: Aug 30th, 2019

The analysis compiles daily temperature records for the United States since 1920, and shows the percentage of records in each decade that were hot or cold.

National: graphs of global temps by month

National: graphs of global temps by month

  • Published: Aug 15th, 2019

The last five years have been the hottest five in recorded history

Local: records by decade

Local: records by decade

  • Published: Aug 15th, 2019

Take a look at how record high temperatures have compared to record lows in your city.

Summer Nights are Warming Across the U.S.

Summer Nights are Warming Across the U.S.

  • Published: Aug 7th, 2019

Summer minimum temperatures are warming fast across the U.S. — leading to added health risks and higher energy costs

How Summer Nights are Changing In Your Area

How Summer Nights are Changing In Your Area

  • Published: Aug 7th, 2019

Is the summer heat making it hard to sleep? Here’s how the summer minimum temperatures have been changing in your city.

Hotter Summers Mean More Stagnant Air

Hotter Summers Mean More Stagnant Air

  • Published: Jul 24th, 2019

Hotter summers often lead to more stagnant air—trapping air pollutants that can cause health problems.

Nationwide Trends in Air Stagnation Since 1973

Nationwide Trends in Air Stagnation Since 1973

  • Published: Jul 24th, 2019

Since NOAA’s Index began in 1973, the number of annual stagnant days has increased in 83% of the contiguous U.S. cities analyzed.

2019 Global Temperature Anomalies Through June

2019 Global Temperature Anomalies Through June

  • Published: Jul 18th, 2019

While U.S. temperatures have been relatively mild this year, the rest of the world has endured near-record heat.