Calanques de Marseille Water Temperature
Updated Tue 10:07 (Europe/Paris)
France · Forecast updated Sep 22, 2026, 10:07 UTC
Current Sea Temperature
24.5°C
76.1°F
Mild water
Valid Sep 22, 2026, 10:07 (Europe/Paris). Source: stored Open-Meteo marine forecast. Temperature is not a safety rating or snorkel score.
Versus this month's average
2.1°C above
The typical September average is 22.4°C (72.3°F) from the historical baseline.
Recent trend
Cooling by 0.8°C
Seven-day average: 23.6°C, versus 24.3°C in the prior seven days.
What to wear
Mild water
A rash guard is useful; cold-sensitive snorkelers may prefer a shorty wetsuit.
Cold tolerance varies. Wind, session length, sunshine, and exertion also affect comfort; temperature alone does not describe sea conditions or replace the snorkel forecast.
Typical Sea Temperature Over the Year
In the historical baseline for Calanques de Marseille, typical monthly averages range from about 13.9°C (57.0°F) in February to 23.8°C (74.8°F) in August.
Over the past 30 days, the average sea temperature in Calanques de Marseille has been 24.8°C.
Historical baseline (full year)
Northern Hemisphere. Summer is generally June–August; winter is December–February.
Typical monthly sea-surface temperature near Calanques de Marseille, calculated from hourly observations for 2023–2025. This is not this site's forecast archive.
| Month | Typical range | Average |
|---|---|---|
| January | 14.2–15.2°C | 14.6°C / 58.3°F |
| February | 13.8–14.0°C | 13.9°C / 57.0°F |
| March | 13.8–14.4°C | 14.0°C / 57.2°F |
| April | 14.5–15.4°C | 14.8°C / 58.6°F |
| May | 17.1–17.6°C | 17.4°C / 63.3°F |
| June | 19.9–22.6°C | 21.7°C / 71.1°F |
| July | 22.3–22.8°C | 22.6°C / 72.7°F |
| August | 21.5–25.4°C | 23.8°C / 74.8°F |
| September | 21.8–22.8°C | 22.4°C / 72.3°F |
| October | 19.6–21.0°C | 20.4°C / 68.7°F |
| November | 16.3–18.5°C | 17.4°C / 63.3°F |
| December | 14.9–15.5°C | 15.2°C / 59.4°F |
Source: Open-Meteo Marine API, MeteoFrance sea-surface temperature dataset. Nearest sea grid cell (43.21, 5.46). Each month is the mean of yearly monthly means; the range is the lowest and highest of those yearly monthly means. Open-Meteo methodology.
Water temperature by month
Each month uses the 2023–2025 baseline. The range is the lowest and highest yearly monthly mean, not an hourly extreme.
Calanques de Marseille in January
Typical January water temperature near Calanques de Marseille is 14.6°C (58.3°F), with yearly monthly means from 14.2–15.2°C.
Calanques de Marseille in February
Typical February water temperature near Calanques de Marseille is 13.9°C (57.0°F), with yearly monthly means from 13.8–14.0°C.
Calanques de Marseille in March
Typical March water temperature near Calanques de Marseille is 14.0°C (57.2°F), with yearly monthly means from 13.8–14.4°C.
Calanques de Marseille in April
Typical April water temperature near Calanques de Marseille is 14.8°C (58.6°F), with yearly monthly means from 14.5–15.4°C.
Calanques de Marseille in May
Typical May water temperature near Calanques de Marseille is 17.4°C (63.3°F), with yearly monthly means from 17.1–17.6°C.
Calanques de Marseille in June
Typical June water temperature near Calanques de Marseille is 21.7°C (71.1°F), with yearly monthly means from 19.9–22.6°C.
Calanques de Marseille in July
Typical July water temperature near Calanques de Marseille is 22.6°C (72.7°F), with yearly monthly means from 22.3–22.8°C.
Calanques de Marseille in August
Typical August water temperature near Calanques de Marseille is 23.8°C (74.8°F), with yearly monthly means from 21.5–25.4°C.
Calanques de Marseille in September
Typical September water temperature near Calanques de Marseille is 22.4°C (72.3°F), with yearly monthly means from 21.8–22.8°C.
Calanques de Marseille in October
Typical October water temperature near Calanques de Marseille is 20.4°C (68.7°F), with yearly monthly means from 19.6–21.0°C.
Calanques de Marseille in November
Typical November water temperature near Calanques de Marseille is 17.4°C (63.3°F), with yearly monthly means from 16.3–18.5°C.
Calanques de Marseille in December
Typical December water temperature near Calanques de Marseille is 15.2°C (59.4°F), with yearly monthly means from 14.9–15.5°C.
Forecast archive (growing)
These values come from hourly forecasts SnorkelForecast has stored. They cover only months with records and do not replace the historical baseline.
| Month | Min | Average | Max |
|---|---|---|---|
| June | 16.3°C / 61.3°F | 21.8°C / 71.3°F | 27.3°C / 81.1°F |
| July | 20.2°C / 68.4°F | 25.4°C / 77.8°F | 28.4°C / 83.1°F |
| August | 25.0°C / 77.0°F | 26.5°C / 79.6°F | 28.9°C / 84.0°F |
| September | 20.8°C / 69.4°F | 24.5°C / 76.2°F | 26.3°C / 79.3°F |
Partial coverage: 4 calendar months with records. Profile calculated from 2730 hourly forecast records across 4 monthly periods. This is a growing archive, not a long-term climate normal.
About the water at Calanques de Marseille
Limestone fjords near Marseille with clear, sheltered Mediterranean coves.
- Area
- Provence
Calanques de Marseille Water Temperature: Common Questions
What is the water temperature in Calanques de Marseille today?
The current sea surface temperature near Calanques de Marseille is 24.5°C (76.1°F). Over the last 30 days, the average has been 24.8°C.
When is the water warmest in Calanques de Marseille?
The water is typically warmest in August, at around 23.8°C (74.8°F) in the 2023–2025 historical baseline.
When is the water coldest in Calanques de Marseille?
The water is typically coldest in February, at around 13.9°C (57.0°F) in the same historical baseline. A wetsuit is usually recommended during this period.
Can you swim in Calanques de Marseille today?
At 24.5°C, the water is usually comfortable for swimming and snorkeling.
Full Snorkeling Forecast
See how today's sea temperature, wave height, wind, and tides combine into a detailed snorkeling score for Calanques de Marseille.
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