June in Syracuse averages a daily high of 25.6°C with nights around 14°C. Expect roughly 12.2 wet days totalling 100mm. Comfortable conditions for being outdoors all day.
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 June data.