Last updated: June 24, 2025
In September, the average temperature in Corning, United States is a comfortable 17°C (63°F). However, temperatures can vary widely, with lows reaching as chilly as 0°C (33°F) and highs soaring up to 33°C (91°F). Be prepared for some rain, as the area receives an average of 84 mm (3.3 in) of precipitation over 9 days. With an average humidity of 78%, expect a mild and sometimes humid climate during this month.
In September in Corning, the average temperature is 17°C (63°F). Maximum temperatures can reach 33°C (91°F), while minimums can drop as low as 0°C (33°F). Be prepared for a wide range of temperatures during your travels to Corning this September.
In Corning in September, the precipitation amount is 84 mm (3.3 in) spread over 9 days.
In Corning in September, humidity is 78%. With an average temperature of 17°C (63°F), this humidity feels like a warm, enveloping blanket, making traveling slightly uncomfortable as you navigate the sticky air, prompting the need for frequent breaks in cooler, shaded areas.
In Corning in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Corning.
UV Risk Categories
Weather in Corning varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Corning, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (26°F) | 66 mm (2.6 inches) | 90% | moderate |
| February Weather | -2°C (28°F) | 83 mm (3.3 inches) | 90% | moderate |
| March Weather | 1°C (35°F) | 78 mm (3.1 inches) | 87% | high |
| April Weather | 8°C (46°F) | 110 mm (4.3 inches) | 88% | very high |
| May Weather | 14°C (58°F) | 118 mm (4.6 inches) | 82% | very high |
| June Weather | 19°C (67°F) | 95 mm (3.7 inches) | 79% | very high |
| July Weather | 22°C (72°F) | 130 mm (5.1 inches) | 78% | very high |
| August Weather | 21°C (70°F) | 84 mm (3.3 inches) | 76% | very high |
| September Weather | 17°C (63°F) | 84 mm (3.3 inches) | 78% | very high |
| October Weather | 11°C (53°F) | 131 mm (5.2 inches) | 84% | high |
| November Weather | 3°C (38°F) | 77 mm (3.0 inches) | 89% | moderate |
| December Weather | -1°C (31°F) | 82 mm (3.2 inches) | 86% | low |