21.07
tue
tue
Day

81°F
NW 7 mph
Precip.
13%
13%
Night

79°F
SW 7 mph
Precip.
5%
5%
22.07
wed
wed
Day

81°F
N 7 mph
Precip.
10%
10%
Night

79°F
SE 4 mph
Precip.
4%
4%
23.07
thu
thu
Day

79°F
NW 8 mph
Precip.
4%
4%
Night

79°F
SE 7 mph
Precip.
3%
3%
24.07
fri
fri
Day

79°F
W 11 mph
Precip.
3%
3%
Night

77°F
SE 5 mph
Precip.
2%
2%
25.07
sat
sat
Day

81°F
NW 7 mph
Precip.
3%
3%
Night

77°F
SE 4 mph
Precip.
5%
5%
26.07
sun
sun
Day

77°F
N 6 mph
Precip.
3%
3%
Night

77°F
S 6 mph
Precip.
3%
3%
27.07
mon
mon
Day

79°F
NW 6 mph
Precip.
3%
3%
Night

77°F
S 5 mph
Precip.
4%
4%
28.07
tue
tue
Day

79°F
N 6 mph
Precip.
3%
3%
Night

77°F
S 3 mph
Precip.
3%
3%
29.07
wed
wed
Day

79°F
NW 7 mph
Precip.
7%
7%
Night

77°F
S 2 mph
Precip.
7%
7%
30.07
thu
thu
Day

79°F
NW 7 mph
Precip.
6%
6%
Night

77°F
SE 2 mph
Precip.
6%
6%
31.07
fri
fri
Day

79°F
N 6 mph
Precip.
6%
6%
Night

79°F
W 4 mph
Precip.
5%
5%
01.08
sat
sat
Day

79°F
N 6 mph
Precip.
4%
4%
Night

79°F
E 4 mph
Precip.
5%
5%
02.08
sun
sun
Day

81°F
N 6 mph
Precip.
19%
19%
Night

79°F
S 8 mph
Precip.
4%
4%
03.08
mon
mon
Day

79°F
NW 6 mph
Precip.
4%
4%
Night

81°F
E 4 mph
Precip.
4%
4%
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 July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 81.2°F. The highest and lowest sea temperatures during the month were 84.9°F and 77.9°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 79.1°F. The highest and lowest sea temperatures during the month were 80.6°F and 76.8°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: 19:23
July 21, tuesday
2100

81°F
NE
4 mph
4 mph
July 22, wednesday
0000

79°F
SW
7 mph
7 mph
0300

77°F
S
4 mph
4 mph
0600

75°F
S
6 mph
6 mph
0900

81°F
NW
4 mph
4 mph
1200

81°F
N
7 mph
7 mph
1500

81°F
NW
7 mph
7 mph
1800

79°F
N
4 mph
4 mph

























