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Excessive Heat in Western Middlesex, Massachusetts
Excessive Heat June 22, 2025 – June 25, 2025 · Western Middlesex, Massachusetts
What the National Weather Service wrote
The nearest climate site in Boston (KBOS) reached 102F breaking the June high temperature record. Three prospective recruits at the Massachusetts Firefighting Academy in Stow were hospitalized on the morning of the 25th after falling ill due to the extreme temperatures.
The wider storm
Very hot and humid weather occurred in southern New England over the course of 4 days, peaking on Tuesday June 24th when heat index values reached 105 to 110. All four climate sites easily set daily records, and Providence and Boston set all time June high temperature records. There were reports of several dozen people treated for heat related illnesses, mostly at local beaches. Three recruits at the Massachusetts Firefighting Academy in Stow were hospitalized Wednesday morning after falling ill due to the extreme temperatures. Winds turning off the ocean finally broke the heat by June 26th.
Source: NOAA Storm Events Database, event 1256851. Narratives are written by the National Weather Service forecast office that issued the report.
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