 When temperatures reach over , the relative humidity seldom exceeds 45%, although low pressure troughs can increase humidity in some hot days, especially in late summer, where they may provide afternoon thunderstorms that are usually accompanied by heavy rainfall and, at times, hail.Furthermore, most mornings and nights would be muggy, with the 9am relative humidity ranging from 69% to 75%.The average 3pm dewpoint temperature in the summer ranges from at the coast, to inland.