Projected Increases in Extreme Heat
Under the higher scenario (RCP8.5), extreme heat would increase across the Southwest, shown here as the increase in the average number of days per year when the temperature exceeds 90°F (32°C) by the period 2036–2065, compared to the period 1976–2005.{{< tbib '23' '29960c69-6168-4fb0-9af0-d50bdd91acd3' >}} Heat waves increase the exposure of people to heat stroke and other illnesses that could cause death.{{< tbib '30' 'f1e633d5-070a-4a7d-935b-a2281a0c9cb6' >}} Source: adapted from Vose et al. 2017.{{< tbib '23' '29960c69-6168-4fb0-9af0-d50bdd91acd3' >}}