STEPHEN STIRLING / NJ.COM – Sixty years ago, a week-long heat wave gripping New Jersey would be a once-in-a-decade event.
Now it’s rare to go a summer without one.
Seven of the past 10 years have had a stretch of a week or more above 90 degrees, according to an analysis of climate data from Newark, which dates back to the late 1800s.
Between 1935 and 1970, it happened only three times.
“We’re having warmer summers,” said David Robinson, the state climatologist at Rutgers University. “We’ve had extreme heat going back years, but what we’re noticing more recently is the duration of the heat.” …