Last updated: June 24, 2025
In September, the average temperature in Clintonville, United States is a pleasant 17°C (62°F). However, be prepared for the extremes, as temperatures can dip to 0°C (33°F) or soar up to 32°C (91°F). Expect some rain too, with an average precipitation of 79 mm (3.1 in) spread over 10 days. With an average humidity of 78%, it's wise to keep your umbrella handy!
In September in Clintonville, the average temperature is 17°C (62°F). Maximums can reach 32°C (91°F) and minimums can be as low as 0°C (33°F). This variation makes it essential for travelers to pack layers to accommodate both warm and cool conditions.
In Clintonville in September, the precipitation amount is 79 mm (3.1 in) over a span of 10 days.
In Clintonville in September, humidity is 78%. With an average temperature of 17°C (62°F), this humidity feels like a warm, enveloping blanket, making travel feel a bit sticky and heavy but also refreshing, as long as you're prepared with light clothing and plenty of water.
In Clintonville in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Clintonville.
UV Risk Categories
Weather in Clintonville varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Clintonville, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -7°C (20°F) | 39 mm (1.5 inches) | 89% | moderate |
| February Weather | -7°C (20°F) | 49 mm (1.9 inches) | 90% | moderate |
| March Weather | 0°C (33°F) | 61 mm (2.4 inches) | 87% | moderate |
| April Weather | 6°C (43°F) | 102 mm (4.0 inches) | 84% | very high |
| May Weather | 14°C (57°F) | 109 mm (4.3 inches) | 77% | very high |
| June Weather | 20°C (69°F) | 104 mm (4.1 inches) | 75% | very high |
| July Weather | 23°C (73°F) | 115 mm (4.5 inches) | 74% | very high |
| August Weather | 21°C (70°F) | 114 mm (4.5 inches) | 73% | very high |
| September Weather | 17°C (62°F) | 79 mm (3.1 inches) | 78% | high |
| October Weather | 9°C (49°F) | 101 mm (4.0 inches) | 84% | moderate |
| November Weather | 1°C (35°F) | 51 mm (2.0 inches) | 89% | moderate |
| December Weather | -4°C (26°F) | 55 mm (2.2 inches) | 87% | low |