December in Schenectady averages a daily high of 3.1°C with nights around -4.8°C. Expect roughly 13 wet days totalling 86mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Schenectady is May–June.
Based on ALBANY INTERNATIONAL AIRPORT, NY US (13.7km), 1995–2024. 30 years of December data.