Average sea water temperature in August:
+78.5°F
| Minimum sea water temperature in August: | 84.0°F |
| Maximum sea water temperature in August: | 73.6°F |
Daily 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.
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Monthly sea water temperature in Fontvielle, °F
Which Monaco resorts have warmest sea in August?
| Place name | August 2025 | August 2024 |
|---|---|---|
| Monaco | 79.1°F | 82.1°F |
| Monte Carlo | 79.1°F | 82.1°F |
| La Condamine | 79.1°F | 82.1°F |
| Fontvielle | 79.1°F | 82.1°F |
Best time for vacation in Fontvielle
Fontvielle on a weather map
24 Hours Forecast
Fontvielle
Local time: 21:11
December 17, wednesday
0000

52°F
S
13 mph
13 mph
0300

52°F
SE
10 mph
10 mph
0600

52°F
S
8 mph
8 mph
0900

54°F
S
4 mph
4 mph
1200

54°F
NW
3 mph
3 mph
1500

54°F
NW
3 mph
3 mph
1800

54°F
SE
1 mph
1 mph
2100

55°F
S
3 mph
3 mph

























