–Futures rise 1.31% for the week on hopes for colder weather next week

–Natural gas for December up 1.14% to $3.559

–Temperatures expected to warm up later in the month

NEW YORK–Natural gas gained Friday on calls for cold weather next week, which could increase demand for gas-powered electricity to heat homes and offices. Natural gas for December delivery settled up 4 cents, or 1.14%, at $3.559 a million British thermal units on the New York Mercantile Exchange. Futures settled up 1.31% for the week, boosted by hopes that lower temperatures in the middle and eastern U.S. next week would prompt people to turn up their heating. About half of U.S. households use natural gas as their primary heating fuel, according to the Energy Information Administration. Prices fell for three straight weeks in the latter part of October as traders bet that warmer-than-expected weather would fail […]