Evanston Weather in October

The climate in Evanston during October can be summarized as cool and dry.

October is in the fall / autumn in Evanston and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 15°C (59°F), whilst at night -3°C (26°F) is normal.

On average October is the 4th wettest month of the year in Evanston with around 27mm 1.1 inches of rain making it a dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.5 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 Evanston in October 2025.