Londonderry's outlook: warmest day near 84° (Tuesday), coldest night about 53° (Wednesday). About 0.97 in of precipitation is expected in total; the most likely wet day is Thursday (88% chance). Expect a blustery spell — gusts near 27 mph on Saturday. The NWS alert board for this area is currently clear. Right now Londonderry is about 26° cooler than nearby Yonkers. Longer view: classic Northeast mix — nor'easters, humid spells and a glorious fall.
Londonderry, NH · Elev 420 ft · 42.87°N, 71.37°W · New Hampshire · Forecast computed for these exact coordinates