Climate - Sunny Beach (Bulgaria)
Average weather, temperature, rainfall, sunshine hours
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Climate chart - Sunny Beach
The climate of Sunny Beach (Slanchev Bryag), located on the Bulgarian coast of the Black Sea, is slightly continental, with cold winters and hot summers. The average temperatures are similar to those of Venice (Italy).
Here are the average temperatures of the nearby city of Burgas.
Burgas - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
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| January | -1.4 | 7 | 2.8 | 29 | 45 | 37 |
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| February | -0.5 | 9.1 | 4.3 | 31 | 48 | 39.8 |
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| March | 2.2 | 12.7 | 7.5 | 36 | 55 | 45.4 |
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| April | 6.1 | 16.9 | 11.5 | 43 | 62 | 52.6 |
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| May | 11 | 22.1 | 16.6 | 52 | 72 | 61.8 |
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| June | 15.6 | 26.9 | 21.2 | 60 | 80 | 70.2 |
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| July | 18 | 29.3 | 23.6 | 64 | 85 | 74.5 |
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| August | 18.1 | 29.4 | 23.7 | 65 | 85 | 74.7 |
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| September | 14 | 25.1 | 19.6 | 57 | 77 | 67.2 |
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| October | 9.5 | 19.6 | 14.6 | 49 | 67 | 58.2 |
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| November | 4.8 | 13.7 | 9.3 | 41 | 57 | 48.7 |
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| December | 0.2 | 8.5 | 4.3 | 32 | 47 | 39.8 |
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| Year | 8.2 | 18.4 | 13.25 | 46.7 | 65.1 | 56 |
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Precipitation is not abundant, in fact, it is slightly above 600 millimeters (23.5 inches) per year; the driest months are July and August, when rare thunderstorms occur. Here is the average precipitation.
Burgas - Average precipitation| Month | Millimeters | Inches | Days |
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| January | 70 | 2.8 | 8 |
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| February | 65 | 2.6 | 8 |
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| March | 60 | 2.4 | 8 |
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| April | 55 | 2.2 | 10 |
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| May | 70 | 2.8 | 9 |
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| June | 65 | 2.6 | 9 |
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| July | 35 | 1.4 | 6 |
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| August | 20 | 0.8 | 5 |
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| September | 45 | 1.8 | 5 |
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| October | 55 | 2.2 | 7 |
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| November | 35 | 1.4 | 9 |
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| December | 40 | 1.6 | 9 |
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| Year | 615 | 24.2 | 93 |
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Winter, from December to February, is cold: the average temperatures are a few degrees above freezing (0 °C or 32 °F), but at times, a freezing wind similar to the Bora can blow. Snowfall is quite frequent, though usually not abundant. At the worst, the temperature can drop to about -15 °C (5 °F). There are also relatively mild and stable periods, sometimes foggy.
Spring, from March to May, is an unstable season: the first mild days are followed by the return of cold weather, accompanied by wind gusts. Typically, the temperature becomes permanently pleasant by the second half of May.
Summer, from June to August, is hot and sunny, with a few downpours or thunderstorms, usually of short duration. At night, it's quite cool, especially in June, while in July and August, there can be hot and muggy periods, when, however, sea breezes relieve the heat. Daytime temperatures are generally pleasant, although there can sometimes be heatwaves, usually short-lived, with peaks of as high as 40 °C (104 °F).
Autumn, from September to November, is initially mild and often sunny, but then, it gradually becomes colder. Sunny periods alternate with short periods of bad weather, however, the rains are generally not abundant.
The amount of sunshine in Sunny Beach is high in summer, when good weather prevails, but also in May and September, while it's a bit low in winter, when the sky is often gray or cloudy. Here are the average sunshine hours per day.
Burgas - Sunshine hours| Month | Average | Total |
|---|
January | 2.5 | 75 | February | 3 | 90 | March | 4 | 125 | April | 6 | 175 | May | 8 | 250 | June | 9 | 270 | July | 10.5 | 330 | August | 10 | 305 | September | 8 | 245 | October | 5.5 | 165 | November | 3.5 | 100 | December | 2 | 65 | Year | 6 | 2195 |
The Black Sea, which in winter is very cold, takes a while to heat up, in fact, in June it's still cool, around 21 °C (70 °F). The water temperature becomes warm enough for swimming in July and August. Here are the average sea temperatures.
Sunny Beach - Sea temperature| Month | Celsius (°C) | Fahrenheit (°F) |
|---|
January | 8.5 | 47 | February | 7.5 | 46 | March | 8 | 47 | April | 10.5 | 51 | May | 15.5 | 60 | June | 21 | 69 | July | 24 | 75 | August | 24.5 | 76 | September | 22.5 | 72 | October | 18.5 | 65 | November | 14 | 58 | December | 10.5 | 51 | Year | 15.5 | 59.9 |
Best Time
The best time to go to Sunny Beach for a beach holiday, is the summer, especially in July and August, when the temperatures are higher. In June, it's often a bit cooler, so it's better to bring a sweatshirt for the evening. Usually, the weather is still good in the first half of September, although it starts to be a bit cool at night, with minimum temperatures about 15 °C (59 °F).
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