Grand Marais Weather in October

The climate in Grand Marais during October can be summarized as cool and reasonably dry.

October is in the fall / autumn in Grand Marais and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 11°C (52°F), whilst at night 1°C (33°F) is normal.

On average October is the 6th wettest month of the year in Grand Marais with around 70mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.

On the flip side this corresponds to an average of 4.7 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Grand Marais in October 2024.