September weather Autumn 2023 Raleigh NCIn Raleigh, the weather varies considerably, with temperate to hot temps experienced all year. Depending on the season, you can experience balmy seasons, cool falls, freezing seasons, and temperate seasons. Overall, the yearly mean temperature of Raleigh is about XX degrees Fahrenheit or XX degrees Celsius. Remember to monitor the weather forecast before any outdoor activities in order to dress appropriately and enjoy your time around Raleigh.