Publication Date June 24, 2016 | WxShift

The Heat Goes On: Southwest Heat Peaks, But Not Going Anywhere

United States

...In Phoenix, nine of the first 22 days of June have been 110°F (43°C) or hotter, including the last five consecutive days. Periods of days over that threshold have been on the rise; of the five instances with 10 or more consecutive days at or above 110°F in Phoenix, four have come since 1989. The other was in 1974.

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Despite the hope that deserts can be cool at night, it has not been the case recently. The low in Phoenix on Monday was 90°F (32°C), which is the earliest in the year the low temperature has not dropped below 90°F.