Last updated: June 18, 2025
In Grand Haven, Canada, the average temperature in October hovers around 2°C (37°F), with lows plummeting to a brisk -13°C (9°F) and highs reaching a pleasant 21°C (70°F). Expect some moisture, as 41 mm (1.6 in) of precipitation typically falls over 6 days, contributing to an average humidity of 86%. Whether you're braving the chill or enjoying the occasional warmth, this month offers a diverse weather experience!
In October in Grand Haven, the average temperature is 2°C (37°F). The maximum can reach 21°C (70°F) and the minimum can be as low as -13°C (9°F). This dramatic range in temperatures means that travelers should be prepared for both warm days and cold nights.
In Grand Haven in October, the precipitation amount is 41 mm (1.6 in) over the course of 6 days.
In Grand Haven in October, humidity is 86%. With an average temperature of 2°C (37°F), this humidity feels like a chilly dampness that clings to your clothes and makes outdoor activities quite uncomfortable for traveling.
In Grand Haven in October, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Grand Haven, you can check the information here.
UV Risk Categories
Weather in Grand Haven varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Grand Haven, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -11°C (12°F) | 26 mm (1.0 inches) | 94% | low |
| February Weather | -13°C (10°F) | 26 mm (1.0 inches) | 94% | low |
| March Weather | -6°C (22°F) | 32 mm (1.3 inches) | 89% | moderate |
| April Weather | 2°C (35°F) | 28 mm (1.1 inches) | 86% | moderate |
| May Weather | 10°C (51°F) | 44 mm (1.7 inches) | 82% | high |
| June Weather | 15°C (58°F) | 85 mm (3.3 inches) | 80% | high |
| July Weather | 16°C (61°F) | 94 mm (3.7 inches) | 83% | high |
| August Weather | 15°C (59°F) | 59 mm (2.3 inches) | 80% | high |
| September Weather | 9°C (49°F) | 48 mm (1.9 inches) | 83% | moderate |
| October Weather | 2°C (37°F) | 41 mm (1.6 inches) | 86% | moderate |
| November Weather | -6°C (21°F) | 50 mm (2.0 inches) | 91% | low |
| December Weather | -10°C (15°F) | 23 mm (0.9 inches) | 95% | low |