March in Parma averages a daily high of 8.4°C with nights around -1°C. Expect roughly 14.4 wet days totalling 77.2mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Parma is May–September.
Based on CLEVELAND HOPKINS INTERNATIONAL AIRPORT, OH US (11.5km), 1995–2024. 30 years of March data.