September weather forecast and climate
Missouri, USA

September is one of the best times to visit Missouri with pleasant conditions that see blue skies, comfortable temperatures, and moderate rain. The landscape adorns beautiful colors all over the prairie and the rolling hills. The average high temperatures in early fall are in the warm 77°F (25°C) to 82°F (27.8°C) range, while the average low temperatures are in the mild 55°F (12.8°C) to 62°F (16.7°C) zone. Northern Missouri is cooler than the rest of the state, with warm days and comfortable nights.
Fall days range from partly cloudy to mostly sunny, with breezy evenings and wonderful mornings. Biking and trailing is a great way to experience the beauty of the changing colors. Leaves turn color by mid-September in many areas, including the hardwoods in the Ozark region. September is enjoyable with plenty of festivals amid mild weather in Missouri.
The rainfall registers between 3" (76mm) to 5" (127mm) and is generally in the form of showers. A light jacket keeps the wind and breeze at bay during the evenings.