31.12
wed
wed
Day
34°F
SE 17 mph
Precip.
0%
0%
Night
28°F
SE 12 mph
Precip.
0%
0%
01.01
thu
thu
Day
34°F
SE 13 mph
Precip.
0%
0%
Night
28°F
NE 10 mph
Precip.
0%
0%
02.01
fri
fri
Day
39°F
NE 15 mph
Precip.
0%
0%
Night
36°F
NE 11 mph
Precip.
0%
0%
03.01
sat
sat
Day
50°F
NE 21 mph
Precip.
0%
0%
Night
50°F
NE 22 mph
Precip.
0%
0%
04.01
sun
sun
Day
59°F
NE 21 mph
Precip.
0%
0%
Night
54°F
NE 21 mph
Precip.
0%
0%
05.01
mon
mon
Day
55°F
NE 17 mph
Precip.
100%
100%
Night
37°F
SW 11 mph
Precip.
100%
100%
06.01
tue
tue
Day
36°F
SW 14 mph
Precip.
100%
100%
Night
34°F
S 9 mph
Precip.
41%
41%
07.01
wed
wed
Day
34°F
S 6 mph
Precip.
100%
100%
Night
30°F
SE 11 mph
Precip.
100%
100%
08.01
thu
thu
Day
30°F
S 12 mph
Precip.
0%
0%
Night
21°F
SE 6 mph
Precip.
0%
0%
09.01
fri
fri
Day
30°F
SE 7 mph
Precip.
0%
0%
Night
23°F
SE 8 mph
Precip.
0%
0%
10.01
sat
sat
Day
28°F
S 22 mph
Precip.
0%
0%
Night
21°F
SE 11 mph
Precip.
0%
0%
11.01
sun
sun
Day
27°F
E 11 mph
Precip.
0%
0%
Night
23°F
E 5 mph
Precip.
0%
0%
12.01
mon
mon
Day
32°F
E 5 mph
Precip.
0%
0%
Night
28°F
E 6 mph
Precip.
0%
0%
13.01
tue
tue
Day
39°F
E 5 mph
Precip.
0%
0%
Night
34°F
NE 6 mph
Precip.
0%
0%
sea water
temperature
temperature
| St Constantine and Helena |
monthly
weather
weather
| St Constantine and Helena |
current
weather
weather
| St Constantine and Helena |
7 days
forecast
forecast
| St Constantine and Helena |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 53.7°F. The highest and lowest sea temperatures during the month were 59.2°F and 49.8°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 46.9°F. The highest and lowest sea temperatures during the month were 48.2°F and 45.0°F.
Air temperature in St Constantine and Helena, °F
Precipitation total in St Constantine and Helena, in.
* Charts above show average data for the last 3 years.
Best time for vacation in St Constantine and Helena
St Constantine and Helena on a weather map
Places in Bulgaria:
Name
°F
24 Hours Forecast
St Constantine and Helena
Local time: 17:13
December 31, wednesday
1800
30°F
E
11 mph
11 mph
2100
28°F
E
12 mph
12 mph
January 01, thursday
0000
28°F
SE
12 mph
12 mph
0300
27°F
SE
11 mph
11 mph
0600
27°F
SE
9 mph
9 mph
0900
28°F
SE
12 mph
12 mph
1200
34°F
SE
13 mph
13 mph
1500
34°F
SE
12 mph
12 mph
