Excessive Heat in Dorchester, Maryland

Excessive Heat June 23, 2025 – June 25, 2025 · Dorchester, Maryland

What the National Weather Service wrote

A prolonged heatwave impacted Dorchester over the course of three days from June 23 to 25. Each day, heat indices reached 105 to 115 degrees with most areas peaking around 110 degrees. Daily high temperatures in the upper 90s to 100 degrees and dew points in the mid to upper 70s were also common.

The wider storm

A prolonged heatwave impacted portions of the Lower Maryland Eastern Shore over the course of three days from June 23 to 25. Each day, heat indices reached 105-115 degrees with high temperatures in the upper 90s to around 100 degrees and dew points in the upper 70s. Dew points increased to around 80 degrees locally in the evenings. Given the duration and magnitude of the heatwave, little relief occurred overnight between each day.

Source: NOAA Storm Events Database, event 1276316. Narratives are written by the National Weather Service forecast office that issued the report.

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