October in Erie averages a daily high of 16.6°C with nights around 8.3°C. Expect roughly 14.4 wet days totalling 114.6mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Erie is May–September.
Based on ERIE INTERNATIONAL AIRPORT, PA US (9.7km), 1995–2024. 30 years of October data.