Saints Constantine and Helena Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Saints Constantine and Helena.
Climate overview of Saints Constantine and Helena
Saints Constantine and Helena, Varna Province, Bulgaria, experiences significant temperature variation throughout the year. Summers bring daytime highs of 27°C (81°F) in August, while winters cool to 6°C (43°F) in January.
Saints Constantine and Helena sees a moderate amount of rain/snowfall, totalling around 597 mm (24 in) per year. It experiences warm summers and cold winters, creating some seasonal variation. The sunniest month is July, with 9.4 hours of sunshine per day on average.
Saints Constantine and Helena Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Saints Constantine and Helena - and find the best time to visit.
Monthly Temperature in Saints Constantine and Helena
Depending on the time of the year, temperatures range from comfortable to chilly in Saints Constantine and Helena. Average maximum daytime temperatures range from a comfortable 27°C (81°F) in August, the warmest time of the year, to a chilly 6°C (43°F) during cooler months like January.
At night, you can expect temperatures ranging from 21°C (70°F) in August to around 1°C (34°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Saints Constantine and Helena
Generally, Saints Constantine and Helena has a moderate amount of precipitation, averaging 597 mm (24 in) of rain/snowfall annually. While rainfall varies throughout the year, each season offers its own charm. October brings wetter days averaging 61 mm (2.4 in) of precipitation, spread over 5 rainy days.
In contrast, the driest month August experiences a drier climate, with about 35 mm (1.4 in) of rainfall spread across 5 rainy days. For more details, please visit our Saints Constantine and Helena Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Saints Constantine and Helena
Seasonal changes in sunshine hours are quite dramatic in Saints Constantine and Helena. While July receives considerable daily sunshine with up to 9.4 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.4 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Water Temperature in Saints Constantine and Helena
The mean water temperature over the year ranges from 8°C (46°F) in February to 25°C (77°F) in August.
Water temperature over the year
Humidity in Saints Constantine and Helena by Month
The relative humidity is high throughout the year in Saints Constantine and Helena.
The city experiences its highest humidity in December, reaching 79%. In July, the humidity drops to its lowest level at 69%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Wind Speed in Saints Constantine and Helena
The mean wind speed varies between 2 m/s (4 knots) and 4 m/s (8 knots) throughout the year. It is lowest in April, May, June, July, August and September and highest during January and February. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Saints Constantine and Helena
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May, June, July, August and September
- Warmest weather: July and August
- Most sunshine: June, July and August
- Fewer rainy days: March, July, August, September and October
- Best for swimming: June, July, August and September.
- Seasonal pattern: Warm summers and cold winters
Frequently asked questions about the climate in Saints Constantine and Helena
What is the best time to visit Saints Constantine and Helena?
May, June, July, August and September typically offer the most optimal weather in Saints Constantine and Helena. In contrast, January, February, March and December tend to have less optimal conditions. Saints Constantine and Helena has warm summers and cold winters.
What temperatures can I expect in Saints Constantine and Helena?
Daytime highs range from 6°C (43°F) in January to 27°C (81°F) in August. Nighttime lows range from 1°C (34°F) to 21°C (70°F). Temperatures vary considerably through the year.
How much rain does Saints Constantine and Helena get?
Annual rainfall is around 597 mm (24 in). October is the wettest month with 61 mm (2.4 in), while August is the driest with 35 mm (1.4 in).
How sunny is Saints Constantine and Helena?
Saints Constantine and Helena receives around 2,156 hours of sunshine per year. July is the sunniest month with 283 hours, while December is the cloudiest with just 72 hours. Overall, Saints Constantine and Helena enjoys abundant sunshine.
Saints Constantine and Helena 3-Day Forecast
Saints Constantine and Helena on the map
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