The warmest July on record for seven years in the Boston area was brought to an abrupt halt with dramatic thunderstorms.
Boston weatherman Albert Kirkham said townspeople enjoyed seven days with temperatures of 26.7C or more and 17 days with at least 21.1C.
“The first two days were very cool followed by an unbroken spell of fine, hot sunny weather,” he said.
“This was brought to an abrupt end with thunderstorms on the 23rd. There were further outbreaks of rain and showers and thundery weather again on the 29th.”
The highest maximum temperature, on the 13th and 17th, was 28.3C (83F).
The lowest maximum temperature, recorded on the 2nd and 10th was 17.2C (63F).
On the 23rd, the temperature fell no lower than 18.9C (66F) but on the 2nd it was as low as 8.3C (47F).
The mean maximum temperature of the month was 23.9C (75F) above the average 21.7C (71.4F) for July.
The mean minimum was 13.9C (56.8F) against the average of 12.2C (54.1F).
The town had less rainfall than usual, with 44mm (1.73 ins) against the average of 59.8mm (2.35ins) across nine days of measurable rain.
The greatest rainfall in one day came on the 22nd with 11.4mm (0.45ins).
Townspeople enjoyed 254.9 hours of bright sunshine in July, more than the average of 221 hours.
The sunniest day was on the 5th with 14 hours.
There were 2 days of thunderstorms, one day of hail, one day with fog and three days with no sunshine.
The highest barometer reading in the town came on the 8th at 30.51ins – and the lowest was recorded on the 28th at 29.58ins.