21.12
sun
sun
Day
55°F
W 23 mph
Precip.
100%
100%
Night
54°F
W 26 mph
Precip.
100%
100%
22.12
mon
mon
Day
54°F
W 25 mph
Precip.
100%
100%
Night
52°F
N 7 mph
Precip.
100%
100%
23.12
tue
tue
Day
48°F
SE 7 mph
Precip.
100%
100%
Night
52°F
W 9 mph
Precip.
74%
74%
24.12
wed
wed
Day
52°F
E 2 mph
Precip.
0%
0%
Night
48°F
SE 7 mph
Precip.
0%
0%
25.12
thu
thu
Day
50°F
W 18 mph
Precip.
100%
100%
Night
52°F
W 22 mph
Precip.
42%
42%
26.12
fri
fri
Day
52°F
W 12 mph
Precip.
26%
26%
Night
50°F
S 6 mph
Precip.
0%
0%
27.12
sat
sat
Day
54°F
SE 5 mph
Precip.
0%
0%
Night
48°F
NW 5 mph
Precip.
0%
0%
28.12
sun
sun
Day
50°F
NE 4 mph
Precip.
75%
75%
Night
48°F
NW 2 mph
Precip.
0%
0%
29.12
mon
mon
Day
48°F
W 3 mph
Precip.
0%
0%
Night
46°F
S 6 mph
Precip.
30%
30%
30.12
tue
tue
Day
50°F
SW 3 mph
Precip.
0%
0%
Night
48°F
NE 7 mph
Precip.
0%
0%
31.12
wed
wed
Day
46°F
S 7 mph
Precip.
100%
100%
Night
48°F
SW 4 mph
Precip.
100%
100%
01.01
thu
thu
Day
50°F
W 12 mph
Precip.
29%
29%
Night
46°F
SE 7 mph
Precip.
0%
0%
02.01
fri
fri
Day
43°F
SE 15 mph
Precip.
0%
0%
Night
43°F
S 8 mph
Precip.
0%
0%
03.01
sat
sat
Day
45°F
SE 11 mph
Precip.
0%
0%
Night
45°F
S 11 mph
Precip.
0%
0%
sea water
temperature
temperature
| Saint Syr Sur Mer |
monthly
weather
weather
| Saint Syr Sur Mer |
current
weather
weather
| Saint Syr Sur Mer |
7 days
forecast
forecast
| Saint Syr Sur Mer |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 61.2°F. The highest and lowest sea temperatures during the month were 62.1°F and 60.6°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 57.9°F. The highest and lowest sea temperatures during the month were 58.8°F and 57.0°F.
Air temperature in Saint Syr Sur Mer, °F
Precipitation total in Saint Syr Sur Mer, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Saint Syr Sur Mer
Saint Syr Sur Mer on a weather map
Places in France:
Name
°F
24 Hours Forecast
Saint Syr Sur Mer
Local time: 01:18
December 21, sunday
0300
55°F
W
16 mph
16 mph
0600
55°F
W
21 mph
21 mph
0900
55°F
W
24 mph
24 mph
1200
55°F
W
23 mph
23 mph
1500
55°F
W
28 mph
28 mph
1800
54°F
W
32 mph
32 mph
2100
54°F
W
35 mph
35 mph
December 22, monday
0000
54°F
W
26 mph
26 mph
