December in Jonquière averages a daily high of -5°C with nights around -12.9°C. Expect roughly 16.6 wet days totalling 69mm. A hard month to visit for comfort alone.
Across the year, the best time to visit Jonquière is June–September.
Based on JONQUIERE, QC CA (7.5km), 1995–2024. 26 years of December data.