Over the next 10 days Portsmouth tops out around 24° (Thursday) and dips to 13° on the coolest night (Tuesday). About 1.1 in of precipitation is expected in total; the most likely wet day is Tuesday (91% chance). Expect a blustery spell — gusts near 26 mph on Wednesday. No active NWS alerts at the moment — quiet on the hazards front. Right now Portsmouth is running about 52° warmer than Sherbrooke. Longer view: classic Northeast mix — nor'easters, humid spells and a glorious fall.
Portsmouth, NH · Elev 20 ft · 43.08°N, 70.76°W · New Hampshire · Forecast computed for these exact coordinates