In the United States, the average heat wave has been about four days long in the 2010s. This is about a day longer than the average heat wave that was experienced in the 1960s.
In the United States, the frequency has increased steadily, from an average of two heat waves per year to six per year between 1960s and the 2010s.
Average number of individual heat waves in the United States between 1961 and 2019, by decade
(in days)
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Environmental Protection Agency. (April 1, 2021). Average number of individual heat waves in the United States between 1961 and 2019, by decade (in days) [Graph]. In Statista. Retrieved November 23, 2024, from https://www.statista.com/statistics/1293825/us-heat-wave-duration/
Environmental Protection Agency. "Average number of individual heat waves in the United States between 1961 and 2019, by decade (in days)." Chart. April 1, 2021. Statista. Accessed November 23, 2024. https://www.statista.com/statistics/1293825/us-heat-wave-duration/
Environmental Protection Agency. (2021). Average number of individual heat waves in the United States between 1961 and 2019, by decade (in days). Statista. Statista Inc.. Accessed: November 23, 2024. https://www.statista.com/statistics/1293825/us-heat-wave-duration/
Environmental Protection Agency. "Average Number of Individual Heat Waves in The United States between 1961 and 2019, by Decade (in Days)." Statista, Statista Inc., 1 Apr 2021, https://www.statista.com/statistics/1293825/us-heat-wave-duration/
Environmental Protection Agency, Average number of individual heat waves in the United States between 1961 and 2019, by decade (in days) Statista, https://www.statista.com/statistics/1293825/us-heat-wave-duration/ (last visited November 23, 2024)
Average number of individual heat waves in the United States between 1961 and 2019, by decade (in days) [Graph], Environmental Protection Agency, April 1, 2021. [Online]. Available: https://www.statista.com/statistics/1293825/us-heat-wave-duration/
