SeasonScore
Sofia, Bulgaria
Photo: Bin im Garten · CC BY-SA 3.0

Bulgaria

Sofia in December

🧥 Winter

Cold and mostly dry.

🎒 Pack: winter coat, gloves & hat

Best months: Jul (9.5), Aug (9.5), Jun (9.3)

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Why December scores 7.4What goes into the score

How it works
🌡️ 5° / -2°C🌧️ 40 mm💧 dew pt -1°🍃 PM2.5 33
  • Weather comfort6.9
    • !Cold (5°C highs / -2°C lows)
    • ✓Comfortable humidity (dew point -1°C)
    • ✓Mostly dry (~40 mm rain)
  • Air quality5.9
    • !Elevated (PM2.5 ~33 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline7.5
    • ·Increased caution
Compare monthsPut December side by side with another month
DecJul
Score7.4 Good9.5 Excellent
Season🧥 Winter☀️ Summer
High / low5° / -2°28° / 15°
Rain40 mm65 mm
Humiditydew pt -1°dew pt 13°
PM2.533 µg/m³8 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Sofia weather-station normals. Rainfall: Sofia weather-station normals (national met service).

Holidays & crowdsDecember 2026

Holiday week

A long local holiday falls this month. Expect crowds at sights, fuller trains and flights, and higher hotel prices on those dates. Book ahead.

  • Christmas Day 24–28 Dec · 5 days off in a row

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Nature calendarBlossoms, leaves & seasons in Sofia

  • Snowy daysIn DecemberTypical dates
    Snow likely Nov–Apr (most in Jan: ~8 days)

    Average number of days with snowfall at Sofia. About 25 cm of snow falls in an average Jan.

    Source: Sofia weather-station normals (national weather service, via Wikipedia climate table)

Explore SofiaEvents, sights, food & souvenirs

Check event dates locally

Bulgaria's capital at the foot of Vitosha Mountain, known for Alexander Nevsky Cathedral, Roman ruins under the centre and day trips to Rila Monastery.

Events in December

No major events on our calendar for December.

Coming up later

Baba Marta DayEvery year1 March every year

People give each other martenitsi to welcome spring and wish good health.

Why go: Locals wear them until they see a stork or a blossoming tree.

Where: Nationwide

Liberation DayEvery year3 March every year

Bulgaria's national holiday marks liberation from Ottoman rule in 1878.

Why go: A public holiday; some shops and offices close.

Where: Nationwide, with ceremonies in Sofia

Sofia Film FestDate variesUsually March

The country's main international film festival.

Why go: Popular screenings sell out.

Where: Cinemas across the city