- Temperature
- 0–29°C
Updated July 2026 · Sources cited: weather-and-climate.com, climatestotravel.com
Good to know
Good to Know
- Summer months (June–August) feature long daylight (~15 hours), ideal for outdoor activities but expect intense crowds and peak prices
- Late May or early September offers the best balance of warm weather, moderate crowds, and lower costs
- Winter snowfall is frequent but typically light; temperatures can drop sharply (windchill effect), and the Black Sea becomes extremely cold
- High humidity is present year-round, ranging from 71% (July) to 82% (January), which can intensify both heat in summer and cold in winter
- Winter winds (Bora) can be sharp and piercing; bring layers and windbreakers
- Sea temperatures are only suitable for swimming June–September (21–26°C (70–79°F)); winter sea is too cold for extended water activities
Rainfall
- Annual Mm
- 653
- Driest Month
- August (33 mm / 1.3 in)
- Annual Inches
- 26
- Wettest Month
- October (67 mm / 2.6 in)
- Note
- Most precipitation falls during autumn and winter; summer months (June–August) have minimal rainfall
Snowfall
- Season
- December–March, with heaviest snow typically in January
- Frequency
- Frequent though usually not abundant
- Note
- Snowfall contributes to total annual precipitation but does not accumulate significantly on the ground most years
Off Season
- Months
- November–April
- Characteristics
- Cold, wet, gray; fewer tourists; lowest accommodation prices; winter sea temperatures unsuitable for swimming (8–10°C (50°F))
Best Months
- Details
- May–October offers the most pleasant conditions for tourism, with temperatures ranging from 19–28°C (66–82°F) and low rainfall (33–67 mm per month)
- Description
- May through October
Peak Season
- Months
- July–August
- Characteristics
- Hottest, driest, most crowded; temperatures 25–30°C (77–86°F); peak tourist and party season; accommodation prices highest
Climate Type
Humid subtropical (Köppen Cfa), with cold winters and hot summers
Worst Months
- Details
- Winter is cold, gray, and wet; temperatures average 7°C (45°F) (Jan) and snowfall is frequent though usually not abundant
- Description
- December through February
Shoulder Season
- Months
- Late May, early September
- Characteristics
- Pleasant weather (20–25°C (68–77°F)), fewer crowds, lower prices; still warm enough for beach activities; recommended for balanced experience
Temperature Low
- Month
- January
- Extreme Low
- -15°C (5°F) at worst
- Max Celsius
- 7
- Min Celsius
- 0
- Max Fahrenheit
- 45
- Min Fahrenheit
- 32
Temperature Peak
- Month
- July–August
- Max Celsius
- 29
- Min Celsius
- 1
- Max Fahrenheit
- 84
- Min Fahrenheit
- 34
- Notes
- Hot and sunny; occasional heatwaves can reach 40°C (104°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 Sunny Beach
Data last updated July 2026 · Verify anything important.