April in Syracuse averages a daily high of 14°C with nights around 2.4°C. Expect roughly 14.4 wet days totalling 85.8mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Syracuse is May–September.
Based on SYRACUSE HANCOCK INTERNATIONAL AIRPORT, NY US (7.8km), 1995–2024. 30 years of April data.