Last updated: June 24, 2025
In October, the average temperature in Vermillion, United States hovers around 10°C (50°F), but be prepared for extremes; it can dip as low as -10°C (14°F) or rise to a sweltering 31°C (88°F). Expect 76 mm (3.0 in) of precipitation spread over 8 days, contributing to an average humidity of 77%. Embrace the dynamic climate!
In October in Vermillion, the average temperature is 10°C (50°F). Maximums can reach 31°C (88°F), and minimums can be as low as -10°C (14°F). Be prepared for a wide range of temperatures when traveling to Vermillion during this month.
In Vermillion in October, the precipitation amount is 76 mm (3.0 in) spread over a duration of 8 days.
In Vermillion in October, humidity is 77%. With an average temperature of 10°C (50°F), this humidity feels like a thick, heavy blanket enveloping you, making travel uncomfortable and sticky, as it clings to your skin and clothes, turning each step into a challenge.
In Vermillion in October, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Vermillion.
UV Risk Categories
Weather in Vermillion varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Vermillion, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (23°F) | 25 mm (1.0 inches) | 80% | moderate |
| February Weather | -5°C (22°F) | 26 mm (1.0 inches) | 84% | moderate |
| March Weather | 3°C (38°F) | 79 mm (3.1 inches) | 75% | high |
| April Weather | 8°C (47°F) | 85 mm (3.3 inches) | 79% | very high |
| May Weather | 16°C (60°F) | 148 mm (5.8 inches) | 74% | very high |
| June Weather | 23°C (74°F) | 94 mm (3.7 inches) | 81% | extreme |
| July Weather | 25°C (77°F) | 82 mm (3.2 inches) | 82% | very high |
| August Weather | 23°C (73°F) | 93 mm (3.7 inches) | 80% | very high |
| September Weather | 20°C (68°F) | 85 mm (3.3 inches) | 75% | very high |
| October Weather | 10°C (50°F) | 76 mm (3.0 inches) | 77% | moderate |
| November Weather | 3°C (37°F) | 23 mm (0.9 inches) | 85% | moderate |
| December Weather | -2°C (28°F) | 42 mm (1.6 inches) | 83% | low |