December in Peterborough averages a daily high of 0°C with nights around -8.5°C. Expect roughly 16.1 wet days totalling 76.2mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Peterborough is May–September.
Based on PETERBOROUGH TRENT U, ON CA (5.7km), 1995–2024. 16 years of December data.