Over the next 10 days Dorchester tops out around 83° (Thursday) and dips to 48° on the coolest night (Friday). Roughly 1.9 in of rain falls over the period, with Thursday the most likely wet day (89%). Expect a blustery spell — gusts near 36 mph on Thursday. Heads up: 3 NWS alerts are active right now, including a thunderstorm — details on the alerts tab. Right now Dorchester is about 12° cooler than nearby Pittsburgh. Longer view: four full seasons with serious winter and real summer heat.
Dorchester, ON · Elev 853 ft · 42.98°N, 81.07°W · Ontario · Forecast computed for these exact coordinates