sentences:  Westchester Public Library has its main branch, the Thomas Library, in Chesterton with a branch, the Hageman Library, in Porter.In recent years, average temperatures in Valparaiso have ranged from a low of in January to a high of in July, although a record low of was recorded in January 1985 and a record high of was recorded in July 1934.Average monthly precipitation ranged from in February to in June.