The maximum daily temperature 27°C — 31 May 2016.
The maximum night temperature 21.5°C — 16 May 2020.
The minimum daily temperature 11°C — 18 May 2022.
The minimum night temperature 5°C — 7 May 2014.
St Constantine and Helena, Bulgaria — weather in May, water temperature
Weather in resort cities around the world, data for the past 5 years. Information includes daytime and nighttime temperatures, water temperature, rainfall, and day length. Convenient graphics and weather comparison in different resorts around the world.
St Constantine and Helena — weather by month, water temperature
St Constantine and Helena — weather in May, water temperature
Air temperature
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
Water temperature
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
The warmest water 21 °C — 31 May 2019.
The coldest water 11.3 °C — 1 May 2017.
Sunny, cloudy and gloomy days
Sunny days — 18
Rainy days — 9
Gloomy days — 4
Precipitation, mm
Maximum precipitation 73.7 mm — June.
Minimum precipitation 21.3 mm — September.
Wind speed, km / h
Maximum wind speed 18.9 km / h — February.
Minimum wind speed 13.5 km / h — July.
Number of hours of sunshine
The maximum number of hours of sunshine per day 12.5 h. — July.
The minimum number of hours of sunshine per day 4.8 h. — January.
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