Click on a day for an hourly weather forecast
The temperatures in Sunny Beach in May are usually low and can range between 12°C and 20°C.
You can expect about 3 to 8 days of rain in Sunny Beach during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Sunny Beach in May 2025.
If you’re planning to visit Sunny Beach in the near future, we highly recommend that you review the 14 day weather forecast for Sunny Beach before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 5° / 0° | 5 | 20 | 6 | 70 mm | Awful | Sunny Beach in January |
| February | 7° / 2° | 5 | 19 | 4 | 54 mm | Bad | Sunny Beach in February |
| March | 10° / 4° | 5 | 23 | 3 | 51 mm | Bad | Sunny Beach in March |
| April | 15° / 7° | 4 | 26 | 0 | 50 mm | Good | Sunny Beach in April |
| May | 20° / 12° | 5 | 26 | 0 | 74 mm | Good | Sunny Beach in May |
| June | 25° / 17° | 7 | 23 | 0 | 94 mm | Good | Sunny Beach in June |
| July | 28° / 19° | 4 | 27 | 0 | 69 mm | Perfect | Sunny Beach in July |
| August | 28° / 20° | 2 | 29 | 0 | 33 mm | Perfect | Sunny Beach in August |
| September | 24° / 17° | 2 | 28 | 0 | 46 mm | Perfect | Sunny Beach in September |
| October | 18° / 12° | 5 | 26 | 0 | 70 mm | Good | Sunny Beach in October |
| November | 13° / 8° | 3 | 27 | 0 | 47 mm | Ok | Sunny Beach in November |
| December | 8° / 3° | 5 | 24 | 3 | 59 mm | Bad | Sunny Beach in December |