March 31, 2015 7:25 pm March 2015 Is Hottest on Record This March has broken record high temperatures, making it the hottest in San Diego history. NBC 7’s Vanessa Herrera has some ways to save water after this historic month. US & World Videos 0:28 A Vermont state trooper plunges into icy pond to rescue 8-year-old girl 2:59 Keep these travel etiquette tips in mind this holiday season 2:20 Bodies of Missing Men Found in Rubber Bins Inside Storage Unit 1:42 Hundreds of Golden Retrievers Walk a Mile for the Official Boston Marathon Dog 1:51 Typewriter Shop Owner Receives Gift From Tom Hanks