Last updated: June 24, 2025
In Kansas City, United States, the average temperature in September hovers around 22°C (72°F), offering a comfortable climate ideal for exploration. However, be prepared for temperature fluctuations, as it can dip to a cool 5°C (42°F) or soar to a warm 33°C (92°F). This month experiences an average precipitation of 86 mm (3.4 in) over 8 days, so pack an umbrella just in case! With an average humidity of 72%, the air can feel a bit moistened, adding to the atmosphere of this vibrant locale.
In September, in Kansas City, the average temperature is 22°C (72°F). The maximum can reach 33°C (92°F), while the minimum can drop as low as 5°C (42°F). Therefore, visitors should pack clothing suitable for both warm and cooler weather, ensuring a comfortable stay.
In Kansas City in September, the precipitation amount reaches 86 mm (3.4 in) over the course of 8 days.
In Kansas City in September humidity is 72%. With an average temperature of 22°C (72°F), this humidity feels like you are stepping into a warm, embracing blanket, making traveling feel sweaty and slightly stifling, but the balmy weather is also quite perfect for exploring local attractions.
In Kansas City in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Kansas City.
UV Risk Categories
Weather in Kansas City varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kansas City, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 0°C (31°F) | 54 mm (2.1 inches) | 80% | moderate |
| February Weather | 0°C (33°F) | 36 mm (1.4 inches) | 78% | moderate |
| March Weather | 8°C (47°F) | 99 mm (3.9 inches) | 75% | high |
| April Weather | 12°C (54°F) | 91 mm (3.6 inches) | 77% | very high |
| May Weather | 19°C (66°F) | 208 mm (8.2 inches) | 82% | very high |
| June Weather | 25°C (77°F) | 94 mm (3.7 inches) | 83% | extreme |
| July Weather | 27°C (80°F) | 113 mm (4.4 inches) | 81% | extreme |
| August Weather | 25°C (77°F) | 126 mm (5.0 inches) | 78% | very high |
| September Weather | 22°C (72°F) | 86 mm (3.4 inches) | 72% | very high |
| October Weather | 14°C (57°F) | 110 mm (4.3 inches) | 72% | high |
| November Weather | 7°C (44°F) | 45 mm (1.8 inches) | 84% | moderate |
| December Weather | 3°C (38°F) | 34 mm (1.3 inches) | 86% | moderate |