In October sea water temperature throughout Bulgaria is not yet warm enough for swimming and does not exceed 20°C/68°F. Based on water temperature observations over the past ten years, the warmest sea in Bulgaria in October was 19°C/66°F, and the coldest 16°C/61°F
Bulgaria cities and resorts with the values of the average water temperature in October in recent years. For more detailed information about water temperature, surf forecast, weather and time of sunrise and sunset in any specific area of your interest, just click on a ctiy name
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Our report for Bulgaria is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, water temperatures, surf forecasts, current temperatures and weather forecasts.