Last updated: June 24, 2025
In October, the average temperature in Grand Blanc, United States is a mild 12°C (53°F). You can expect a minimum chill of -3°C (27°F) and occasional peaks reaching up to 30°C (86°F). During this month, precipitation totals around 108 mm (4.3 in), spanning approximately 13 days. The air is quite humid, with an average humidity level of 84%.
In October in Grand Blanc, the average temperature is 12°C (53°F). Maximums can reach 30°C (86°F), and minimums can drop as low as -3°C (27°F). Be prepared for a wide range of temperatures during your travels, so pack accordingly!
In Grand Blanc in October, the precipitation amount is 108 mm (4.3 in), occurring over a span of 13 days.
In Grand Blanc in October, humidity is 84%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that clings to your skin, making travel a bit uncomfortable as you navigate through the heavy, moist air.
In Grand Blanc 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 Grand Blanc.
UV Risk Categories
Weather in Grand Blanc varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Grand Blanc, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (26°F) | 62 mm (2.4 inches) | 88% | low |
| February Weather | -3°C (27°F) | 65 mm (2.6 inches) | 87% | moderate |
| March Weather | 2°C (36°F) | 65 mm (2.6 inches) | 85% | moderate |
| April Weather | 8°C (46°F) | 92 mm (3.6 inches) | 86% | very high |
| May Weather | 15°C (59°F) | 104 mm (4.1 inches) | 80% | very high |
| June Weather | 21°C (70°F) | 104 mm (4.1 inches) | 80% | very high |
| July Weather | 23°C (74°F) | 76 mm (3.0 inches) | 80% | very high |
| August Weather | 22°C (72°F) | 80 mm (3.2 inches) | 80% | very high |
| September Weather | 18°C (65°F) | 87 mm (3.4 inches) | 80% | high |
| October Weather | 12°C (53°F) | 108 mm (4.3 inches) | 84% | moderate |
| November Weather | 3°C (38°F) | 65 mm (2.5 inches) | 89% | moderate |
| December Weather | 0°C (32°F) | 53 mm (2.1 inches) | 86% | low |