27.12
sat
sat
Day
57°F
NW 1 mph
Precip.
0%
0%
Night
54°F
S 6 mph
Precip.
0%
0%
28.12
sun
sun
Day
57°F
N 2 mph
Precip.
0%
0%
Night
52°F
S 4 mph
Precip.
0%
0%
29.12
mon
mon
Day
55°F
NE 4 mph
Precip.
0%
0%
Night
52°F
S 6 mph
Precip.
0%
0%
30.12
tue
tue
Day
55°F
NE 0 mph
Precip.
0%
0%
Night
52°F
S 6 mph
Precip.
76%
76%
31.12
wed
wed
Day
54°F
SW 4 mph
Precip.
0%
0%
Night
50°F
S 6 mph
Precip.
0%
0%
01.01
thu
thu
Day
52°F
N 2 mph
Precip.
0%
0%
Night
50°F
S 6 mph
Precip.
22%
22%
02.01
fri
fri
Day
50°F
NE 2 mph
Precip.
0%
0%
Night
48°F
S 5 mph
Precip.
0%
0%
03.01
sat
sat
Day
50°F
NW 2 mph
Precip.
0%
0%
Night
46°F
SW 6 mph
Precip.
73%
73%
04.01
sun
sun
Day
50°F
E 6 mph
Precip.
0%
0%
Night
50°F
S 6 mph
Precip.
0%
0%
05.01
mon
mon
Day
52°F
NE 4 mph
Precip.
0%
0%
Night
50°F
SW 5 mph
Precip.
0%
0%
06.01
tue
tue
Day
54°F
W 3 mph
Precip.
0%
0%
Night
52°F
S 4 mph
Precip.
0%
0%
07.01
wed
wed
Day
54°F
E 3 mph
Precip.
0%
0%
Night
52°F
NE 6 mph
Precip.
0%
0%
08.01
thu
thu
Day
52°F
SE 7 mph
Precip.
100%
100%
Night
46°F
S 9 mph
Precip.
0%
0%
09.01
fri
fri
Day
48°F
NE 2 mph
Precip.
0%
0%
Night
52°F
E 23 mph
Precip.
0%
0%
sea water
temperature
temperature
| Monte Carlo |
monthly
weather
weather
| Monte Carlo |
current
weather
weather
| Monte Carlo |
7 days
forecast
forecast
| Monte Carlo |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 62.1°F. The highest and lowest sea temperatures during the month were 63.0°F and 60.8°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 58.5°F. The highest and lowest sea temperatures during the month were 59.7°F and 57.6°F.
Air temperature in Monte Carlo, °F
Precipitation total in Monte Carlo, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Monte Carlo
Monte Carlo on a weather map
24 Hours Forecast
Monte Carlo
Local time: 17:42
December 27, saturday
1800
55°F
S
6 mph
6 mph
2100
54°F
S
6 mph
6 mph
December 28, sunday
0000
54°F
S
6 mph
6 mph
0300
54°F
SE
6 mph
6 mph
0600
52°F
SE
6 mph
6 mph
0900
54°F
SE
6 mph
6 mph
1200
57°F
N
2 mph
2 mph
1500
55°F
NW
3 mph
3 mph
