The new climate in the United States will not only become warmer, but will also be more humid in the eastern and central regions of the United States.
The new normal temperature in the United States is 1 degree Fahrenheit higher than it was 20 years ago.
Scientists have long pointed out that higher temperatures, changes in rain and snow patterns, and more extreme weather will be the new normal.Data released on Tuesday National Oceanic and Atmospheric Administration (NOAA’s English abbreviation) A specific number has been added to this mode.
The new climate normal United States Not only HotterOn the contrary, compared to ten years ago, the eastern and central regions of the country will be wetter, while the west will be drier.
Meteorologists calculate the normal value of weather based on 30 years of data to limit random fluctuations in daily weather. It is a standard established by the World Meteorological Organization. Every 10 years, NOAA updates national and regional norms. State and city, By year, month and season.
For the whole country Room temperature According to weather station data from 1991 to 2020, the current temperature is 11.8°C (53.3°F), which is about half the Fahrenheit temperature ten years ago. According to data from 1971 to 2000, the normal temperature 20 years ago was 11.3°C (52.3°F). The average temperature in the United States in the 20th century was 11.1°C (52°F).
The new one American annual room temperature It is 0.9°C (1.7°F) higher than the first normal temperature from 1901 to 1930.
Cornell University climatologist Natalie Mahowald (Natalie Mahowald) said that the new normal is higher because the burning of fossil fuels has made the last decade “more than in the past few decades in most parts of the world warm”.