Month by month
| Month | Afternoon | Sea | Rain | Verdict |
|---|---|---|---|---|
| January | 7.8 °C | 8.6 °C | 10 days | Unfavourable season |
| February | 9.9 °C | 7.5 °C | 9 days | Unfavourable season |
| March | 11.5 °C | 8 °C | 10 days | Unfavourable season |
| April | 15.2 °C | 10.7 °C | 9 days | Possible, with trade-offs |
| May | 19.4 °C | 15.9 °C | 9 days | Pleasant — a good time to go |
| June | 24.5 °C | 21.7 °C | 9 days | Ideal — one of the best times of year |
| July | 26.9 °C | 25.1 °C | 6 days | Ideal — one of the best times of year |
| August | 27.1 °C | 25.7 °C | 4 days | Ideal — one of the best times of year |
| September | 23.9 °C | 23.8 °C | 8 days | Pleasant — a good time to go |
| October | 18.7 °C | 19.6 °C | 8 days | Possible, with trade-offs |
| November | 14.5 °C | 15.6 °C | 10 days | Possible, with trade-offs |
| December | 10.2 °C | 11.7 °C | 10 days | Unfavourable season |
Before you go
Three things to check once you have picked your dates.
Entry
Bulgaria is in the European Union. Entry rules depend on your nationality — check before booking.
Safety
No specific restrictions
Usual precautions apply.
Official advice updated 11 August 2026
Health
Recommended vaccinations, water quality, mosquitoes: advice depends on the country and the season. Some vaccines need time before departure.
Beau Fixe is not a safety or health authority. These notes summarise public advisories and link to their source; only the competent authorities are authoritative. Alert levels: Foreign, Commonwealth & Development Office (gov.uk), Open Government Licence v3.0.
FAQ
Can you swim in Sozopol in January?
The sea averages 8.6°C in January — too cold for most swimmers.
How hot is Sozopol in January?
Expect 7.8°C in the afternoon and 2°C at night, averaged over the last 10 years.
Does it rain a lot in Sozopol in January?
Around 10 days with rain (≥ 1 mm) in the month — 31% of days.