18.12
thu
thu
Day
50°F
E 7 mph
Precip.
0%
0%
Night
48°F
E 4 mph
Precip.
0%
0%
19.12
fri
fri
Day
52°F
S 1 mph
Precip.
0%
0%
Night
46°F
S 4 mph
Precip.
0%
0%
20.12
sat
sat
Day
50°F
SW 6 mph
Precip.
0%
0%
Night
48°F
S 6 mph
Precip.
64%
64%
21.12
sun
sun
Day
50°F
SW 11 mph
Precip.
78%
78%
Night
50°F
SW 11 mph
Precip.
83%
83%
22.12
mon
mon
Day
52°F
SW 11 mph
Precip.
100%
100%
Night
48°F
W 6 mph
Precip.
0%
0%
23.12
tue
tue
Day
52°F
N 9 mph
Precip.
0%
0%
Night
50°F
N 7 mph
Precip.
56%
56%
24.12
wed
wed
Day
54°F
NE 4 mph
Precip.
76%
76%
Night
48°F
SE 5 mph
Precip.
0%
0%
25.12
thu
thu
Day
52°F
SW 6 mph
Precip.
0%
0%
Night
50°F
SW 16 mph
Precip.
100%
100%
26.12
fri
fri
Day
48°F
SW 19 mph
Precip.
85%
85%
Night
46°F
SW 15 mph
Precip.
100%
100%
27.12
sat
sat
Day
46°F
SW 15 mph
Precip.
100%
100%
Night
46°F
W 17 mph
Precip.
59%
59%
28.12
sun
sun
Day
50°F
SW 17 mph
Precip.
100%
100%
Night
48°F
SW 17 mph
Precip.
100%
100%
29.12
mon
mon
Day
43°F
S 17 mph
Precip.
100%
100%
Night
37°F
SE 7 mph
Precip.
0%
0%
30.12
tue
tue
Day
41°F
SE 4 mph
Precip.
0%
0%
Night
39°F
S 7 mph
Precip.
0%
0%
31.12
wed
wed
Day
37°F
S 11 mph
Precip.
0%
0%
Night
34°F
S 11 mph
Precip.
0%
0%
sea water
temperature
temperature
| Sunny Beach |
monthly
weather
weather
| Sunny Beach |
current
weather
weather
| Sunny Beach |
7 days
forecast
forecast
| Sunny Beach |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 55.8°F. The highest and lowest sea temperatures during the month were 58.8°F and 52.5°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 47.1°F. The highest and lowest sea temperatures during the month were 48.7°F and 45.3°F.
Air temperature in Sunny Beach, °F
Precipitation total in Sunny Beach, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Sunny Beach
Sunny Beach on a weather map
Places in Bulgaria:
Name
°F
24 Hours Forecast
Sunny Beach
Local time: 11:29
December 18, thursday
1200
50°F
E
7 mph
7 mph
1500
54°F
E
4 mph
4 mph
1800
48°F
E
4 mph
4 mph
2100
48°F
E
5 mph
5 mph
December 19, friday
0000
48°F
E
4 mph
4 mph
0300
46°F
E
3 mph
3 mph
0600
46°F
SE
3 mph
3 mph
0900
48°F
SE
2 mph
2 mph
