Weather Comparison
Side-by-side weather comparison for December
| Metric | Bucharest | Sofia | Better |
|---|---|---|---|
| Average HighHigher is warmer | 4°C (39°F) | 5°C (41°F)▲ | Sofia |
| Average LowHigher is milder | -3°C (27°F) | -2°C (28°F)▲ | Sofia |
| Rain DaysFewer is drier | 7 days▲ | 9 days | Bucharest |
| PrecipitationLess is drier | 46 mm | 46 mm | Tie |
| Sunshine HoursMore is sunnier | 5h/day | 6h/day▲ | Sofia |
| HumidityLower is more comfortable | 65% | 65% | Tie |
| UV IndexLower is safer | 1 | 1 | Tie |
| Wind SpeedCalmer is better | 15 km/h | 10 km/h▲ | Sofia |
Bucharest and Sofia are closely matched in December. Neither city has a clear advantage across all metrics. Your decision should come down to personal preference, cultural interests, and travel logistics rather than weather alone.
Bucharest is on the cooler side at 4°C, requiring warmer clothing. Sofia is cooler at 5°C.
For travelers who prioritize dry weather, Bucharest is the stronger choice in December. Sofia receives 1 more hour of sunshine per day, which matters for sightseeing and outdoor activities.
Bucharest reaches an average high of 4°C (39°F) and drops to -3°C (27°F) at night during December. The daily temperature range is 7°C, meaning relatively stable temperatures from day to night.
Sofia averages 5°C (41°F) for the high and -2°C (28°F) for the low, with a daily range of 7°C. The two cities feel quite similar in terms of temperature.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in December.
Bucharest receives approximately 46 mm of rainfall across 7 rain days during December. Rain is occasional, so a light rain jacket should suffice.
Sofia sees 46 mm over 9 rain days. That makes Bucharest the drier option by 2 rain days and 0 mm of total precipitation.
Both cities share similar humidity levels at 65%.
Highs of 4°C, lows of -3°C, 7 rain days
Highs of 5°C, lows of -2°C, 9 rain days
Pack for both: heavy winter coat, thermal base layers, warm gloves and hat, insulated boots, a packable rain jacket, an umbrella, 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 | Bucharest | Sofia | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 3°C | 7d | 4°C | 8d |
| Feb | 6°C | 6d | 6°C | 8d |
| Mar | 11°C | 8d | 10°C | 10d |
| Apr | 17°C | 9d | 15°C | 12d |
| May | 23°C | 11d | 20°C | 13d |
| Jun | 26°C | 12d | 24°C | 12d |
| Jul | 29°C | 10d | 26°C | 9d |
| Aug | 29°C | 7d | 27°C | 7d |
| Sep | 23°C | 7d | 22°C | 6d |
| Oct | 17°C | 7d | 17°C | 7d |
| Nov | 10°C | 7d | 11°C | 7d |
| Dec | 4°C | 7d | 5°C | 9d |
Bucharest Weather in December
Full forecast, packing tips, and activities
Sofia Weather in December
Full forecast, packing tips, and activities