Your midday New Hampshire weather update Classic late March weather across New Hampshire today - cold start this morning with temperatures bottoming out at 22 degrees, but we'll see a nice recovery into the low 40s by afternoon under mostly sunny skies. In Right now at 6, 30, most locations are sitting in the mid to upper 20s. As we move through the morning hours, expect a steady climb in temperatures - we'll hit freezing by 9 A.M., reach the upper 30s by 11.