- Rain mm/yr
- 625
Updated July 2026 · Sources cited: weather-atlas.com, climatestotravel.com
Good to know
Good to Know
- Best overall: May–June and September–October offer mild 16–23°C (61–73°F) weather, manageable crowds, and reliable conditions for walking/sightseeing.
- Peak summer heat (July–August) occasionally reaches 27–29°C (84°F) with rare heat waves to ~36°C (97°F); expect brief afternoon thunderstorms and afternoon humidity, but evenings cool noticeably.
- Winter (December–February) is genuinely cold with frequent snow. Sidewalks can be icy. Pack serious winter gear. January is the coldest month.
- Spring (March–May) has unstable weather: mild days alternate with possible snow, especially March–April. Lilacs and chestnuts bloom mid-April onwards.
- Budget travelers: January–February and November offer cheapest hotels and fewest tourists, though weather is cold and sometimes snowy.
- Autumn (September–October) remains pleasant but dries noticeably by late October; fewer crowds than summer, ideal for exploring historical sites.
- Sofia's elevation (~550m) keeps summer heat more bearable than lowland areas, but nights cool markedly year-round—bring a jacket even in warm months.
Peak Season Months
May–June
- Character
- Late spring with mild weather, peak rainfall from thunderstorms. Good for sightseeing, but expect occasional rain.
July–August
- Character
- Warmest and busiest months. Can reach 27–29°C (84°F), occasional heat waves, brief afternoon thunderstorms. Least crowded for budget travelers due to locals leaving for holidays.
September–October
- Character
- Pleasantly warm with 16–23°C (61–73°F). Fewer crowds than summer; good for sightseeing and outdoor exploration.
Off Peak Season Months
November–March
- Character
- Coldest months with frequent snow. January lowest average (-0.2°C (32°F)). Limited daylight (9–10 hours). January typically most expensive for hotels; late winter offers budget travel advantages.
April
- Character
- Unstable spring transition weather; possible snow. Parks bloom. Moderate tourism; good budget-travel period.
Rainfall
- Annual Total Mm
- 625
- Driest Month Name
- February
- Wettest Month Name
- June
- Annual Total Inches
- 24.6 inches
- Driest Month Amount
- 35 MM
- Wettest Month Amount
- 79 MM
Snowfall
- Snowfall Months
- January–April, October–December
- Annual Snowfall Days
- 31.7
- Annual Snowfall Accumulation
- 981 MM
- Snow Note
- Snow typically covers ground for extended periods December–February; light but frequent throughout winter season.
Heaviest Snow Months
January
- Month
- January
- Snowfall Days
- 7.2
- Accumulation Mm
- 234
December
- Month
- December
- Snowfall Days
- 7.2
- Accumulation Mm
- 248
Temperature
- Peak Months Celsius
- 21–27°C (70–81°F) average high; May–September range
- Peak Months Fahrenheit
- 70–81°F
- Off Peak Months Celsius
- -0.2 to 5.6°C (31–42°F) average high; December–February
- Off Peak Months Fahrenheit
- 31–42°F
AI-generated estimateData refreshed July 2026
Sources cited for this category
These are the sources cited in this climate & weather research for this city. Individual figures may not each trace to one of them.
More About Sofia
Data last updated July 2026 · Verify anything important.