Bulgaria in December
December is one of Bulgaria's weaker months (rank 11 of 12): its 7 destinations average 59/100, led by Borovets at 79 — 1°C and 10 rainy days — while Sunny Beach is warmer at 8°C and scores 48.
#11 of 12 months for Bulgaria · 7 destinations · updated September 2026 · climate normals from ERA5 reanalysis
🇧🇬 Bulgaria, month by month
59/100 in DecemberWhere in Bulgaria in December
Comfort is SeasonMap's 0–100 score; each place is judged through the lens that suits it — beaches on beach weather, ski resorts on snow. "At its best" means December is one of that place's own top three months. Feels-like highs fold in humidity, wind and sun.