The Best Time to Visit Raleigh NC US for Weather Safety The climate in Raleigh is often very changing, with temps varying from temperate to hot throughout the year. Depending on the season, you can experience warm summers, cool autumns, frigid seasons, and moderate seasons. In general, the yearly average climate of Raleigh is approximately XX degrees Fahrenheit or XX degrees Celsius. Remember to monitor the weather forecast before any outdoor activities in order to dress appropriately and make the most of your time around Raleigh.