Measurements:
°C
°F
Monte Carlo
56°F
SW 1 mph
Feels like: 56°F
Precip: 0%
World Resorts Monaco Monte Carlo Weather

Monte Carlo Sea Water Temperature

Current Sea Water Temperature:
+59.4°F
Maximum Sea Water Temperature in February: 59.4°F
Minimum Sea Water Temperature in February: 55.6°F
Average water temperature in February: 57.5°F

Sea Water Temperature for the Last 10 Days:

February 24 59.4°F February 19 58.8°F
February 23 58.8°F February 18 58.8°F
February 22 58.8°F February 17 58.8°F
February 21 58.8°F February 16 58.8°F
February 20 58.6°F February 15 58.6°F

When is the Warmest Sea for Monte Carlo?

According to our data for the last three years for Monte Carlo the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Monte Carlo was 82.3°F. The maximum and minimum values were 79.8°F and 84.0°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Monte Carlo was 82.3°F. The maximum and minimum values were 79.8°F and 87.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Monte Carlo was 78.6°F. The maximum and minimum values were 75.8°F and 80.4°F respectively.

Best Time to Visit Monte Carlo
The most sunny months:
July 27 days
August 26 days
June 24 days
The most warm months:
August 84.3 °F
July 83.5 °F
June 77.7 °F
Warmest sea temperature:
August 81.8 °F
July 80.4 °F
September 77.8 °F
The most cold months:
January 52.4 °F
February 53.3 °F
December 55.1 °F
The most rainy months:
November 4 days
March 3 days
January 3 days
The most windy months:
March 7 mph
April 7 mph
November 7 mph

Monte Carlo on the Weather Map

Monaco Resorts:
NAME
Fontvielle +56
La Condamine +56
Monaco +56
Monte Carlo +56
24 Hours Weather Forecast
Monte Carlo
Local time: 05:00
25 feb, wednesday
0600 56°F
SW
1 mph
0900 56°F
SE
1 mph
1200 58°F
N
4 mph
1500 58°F
N
2 mph
1800 58°F
W
1 mph
2100 58°F
S
2 mph
26 feb, thursday
0000 56°F
S
2 mph
0300 56°F
S
2 mph