Weather Comparison
Side-by-side weather comparison for December
| Metric | Boston | Quebec City | Better |
|---|---|---|---|
| Average HighHigher is warmer | 5°C (41°F)▲ | -3°C (27°F) | Boston |
| Average LowHigher is milder | -2°C (28°F)▲ | -11°C (12°F) | Boston |
| Rain DaysFewer is drier | 11 days▲ | 13 days | Boston |
| PrecipitationLess is drier | 116 mm | 101 mm▲ | Quebec City |
| Sunshine HoursMore is sunnier | 6h/day▲ | 5h/day | Boston |
| HumidityLower is more comfortable | 65% | 65% | Tie |
| UV IndexLower is safer | 1 | 1 | Tie |
| Wind SpeedCalmer is better | 23 km/h | 17 km/h▲ | Quebec City |
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Boston edges ahead as the better destination in December. Boston offers 6 hours of daily sunshine with only 11 rain days, while Quebec City sees 5 sunshine hours and 13 rain days.
Boston is on the cooler side at 5°C, requiring warmer clothing. Quebec City is cooler at -3°C.
For travelers who prioritize dry weather, Boston is the stronger choice in December. Boston receives 1 more hour of sunshine per day, which matters for sightseeing and outdoor activities.
Boston reaches an average high of 5°C (41°F) and drops to -2°C (28°F) at night during December. The daily temperature range is 7°C, meaning relatively stable temperatures from day to night.
Quebec City averages -3°C (27°F) for the high and -11°C (12°F) for the low, with a daily range of 8°C. There is a notable 8°C gap between the two cities, so expect a very different feel.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in December.
Boston receives approximately 116 mm of rainfall across 11 rain days during December. You can expect rain roughly every other day.
Quebec City sees 101 mm over 13 rain days. That makes Boston the drier option by 2 rain days and 15 mm of total precipitation.
Both cities share similar humidity levels at 65%.
Highs of 5°C, lows of -2°C, 11 rain days
Highs of -3°C, lows of -11°C, 13 rain days
Pack for both: heavy winter coat, thermal base layers, warm gloves and hat, insulated boots, waterproof jacket, compact umbrella, waterproof shoes, a warm scarf. These items are useful in either destination during December.
The table below shows average high temperatures and rain days for every month. December is highlighted for quick reference.
| Month | Boston | Quebec City | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 2°C | 10d | -7°C | 12d |
| Feb | 3°C | 9d | -5°C | 10d |
| Mar | 7°C | 11d | 1°C | 11d |
| Apr | 14°C | 11d | 8°C | 12d |
| May | 19°C | 11d | 17°C | 13d |
| Jun | 25°C | 10d | 22°C | 12d |
| Jul | 28°C | 10d | 24°C | 15d |
| Aug | 27°C | 9d | 23°C | 13d |
| Sep | 23°C | 8d | 19°C | 11d |
| Oct | 16°C | 10d | 11°C | 13d |
| Nov | 10°C | 10d | 4°C | 12d |
| Dec | 5°C | 11d | -3°C | 13d |
Boston Weather in December
Full forecast, packing tips, and activities
Quebec City Weather in December
Full forecast, packing tips, and activities