A cold front is moving over the region, but temperatures will likely be back to spring averages soon.National Weather Service meteorologist Brian Schoettmer says highs will be in the low 50s Tuesday, but then increase over the rest of the week."Things will warm up pretty quickly," he says. "We're not in February or March anymore. We're really starting to get some good sun angles and take advantage of the solar heating."Highs will be in the low to mid 70s beginning Wednesday.