Boston, MA – A sharp warmup is on tap for Boston as summer heat builds across eastern Massachusetts by Friday, sending afternoon highs toward 90°F and keeping the city in a prolonged stretch of sunny, dry weather through early next week. Commuters and outdoor workers should brace for increasingly hot afternoons, while local beaches and parks are expected to draw crowds as the mercury climbs.
According to the National Weather Service, Thursday starts with clouds and a high in the upper 70s before rapid clearing and full sunshine take hold by Friday. Daytime temperatures will jump from the low 80s on Friday to near 84°F on Saturday, then push even higher—approaching 89°F—by Sunday. Winds remain mostly light, with only a modest southwest breeze, reducing relief from the heat and keeping humidity levels moderate. Residents should stay hydrated, limit strenuous outdoor activity during peak afternoon hours, and check on vulnerable neighbors or pets.
The hot, dry pattern persists into Monday and Tuesday with highs near or above 92°F, while nights offer little relief, staying in the upper 60s to low 70s. No significant rain is expected through midweek. Plan for heat safety as advisories could be issued if conditions intensify.
Five Day Forecast for Boston, MA:
- Thursday: Clouds early, then mostly sunny. High 78°F.
- Friday: Sunny, warming. High 82°F.
- Saturday: Hot and sunny. High 84°F.
- Sunday: Sunny, turning hotter. High 89°F.
- Monday: Sunny and hot. High near 91°F.
