March in Erie averages a daily high of 6.9°C with nights around -1.8°C. Expect roughly 14 wet days totalling 76.6mm. A hard month to visit for comfort alone.
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 March data.