Last updated: June 18, 2025
In Rock Island, Canada, the average temperature in October hovers around 8°C (47°F). With a minimum dipping to -6°C (22°F) and a maximum rising to 25°C (77°F), the weather can be quite variable. Expect approximately 149 mm (5.9 in) of precipitation over 15 days, coupled with a high average humidity of 85%. Be prepared for a mix of rain and cooler temperatures!
In October in Rock Island, the average temperature is 8°C (47°F). The maximum can reach 25°C (77°F), while the minimum can drop to as low as -6°C (22°F). Be prepared for a wide range of temperatures when traveling to Rock Island during this month.
In Rock Island in October, the precipitation amount is 149 mm (5.9 in) over a period of 15 days.
In Rock Island in October humidity is 85%. With an average temperature of 8°C (47°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities feel less refreshing and more uncomfortable for traveling.
In Rock Island 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 Rock Island.
UV Risk Categories
Weather in Rock Island varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Rock Island, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (17°F) | 88 mm (3.5 inches) | 91% | low |
| February Weather | -7°C (20°F) | 82 mm (3.2 inches) | 89% | moderate |
| March Weather | -3°C (27°F) | 80 mm (3.1 inches) | 85% | moderate |
| April Weather | 5°C (40°F) | 112 mm (4.4 inches) | 84% | high |
| May Weather | 12°C (53°F) | 103 mm (4.1 inches) | 78% | very high |
| June Weather | 17°C (62°F) | 116 mm (4.5 inches) | 72% | very high |
| July Weather | 20°C (67°F) | 119 mm (4.7 inches) | 75% | very high |
| August Weather | 19°C (66°F) | 104 mm (4.1 inches) | 74% | very high |
| September Weather | 14°C (58°F) | 83 mm (3.3 inches) | 77% | high |
| October Weather | 8°C (47°F) | 149 mm (5.9 inches) | 85% | moderate |
| November Weather | 0°C (33°F) | 114 mm (4.5 inches) | 86% | moderate |
| December Weather | -5°C (23°F) | 84 mm (3.3 inches) | 85% | low |