Updated Tue 15:27 (Europe/Madrid)
Spain · Forecast updated Sep 22, 2026, 15:27 UTC
Current Sea Temperature
25.8°C
78.4°F
Warm water
Valid Sep 22, 2026, 15:27 (Europe/Madrid). Source: stored Open-Meteo marine forecast. Temperature is not a safety rating or snorkel score.
Versus this month's average
0.5°C above
The typical September average is 25.3°C (77.5°F) from the historical baseline.
Recent trend
Cooling by 0.4°C
Seven-day average: 26.1°C, versus 26.5°C in the prior seven days.
What to wear
Warm water
Most people are comfortable in swimwear or a light rash guard.
Cold tolerance varies. Wind, session length, sunshine, and exertion also affect comfort; temperature alone does not describe sea conditions or replace the snorkel forecast.
In the historical baseline for Carboneras, typical monthly averages range from about 14.8°C (58.6°F) in February to 27.5°C (81.5°F) in August.
Over the past 30 days, the average sea temperature in Carboneras has been 25.7°C.
Northern Hemisphere. Summer is generally June–August; winter is December–February.
Typical monthly sea-surface temperature near Carboneras, calculated from hourly observations for 2023–2025. This is not this site's forecast archive.
| Month | Typical range | Average |
|---|---|---|
| January | 14.9–15.9°C | 15.5°C / 59.9°F |
| February | 14.3–15.3°C | 14.8°C / 58.6°F |
| March | 15.2–15.8°C | 15.4°C / 59.7°F |
| April | 16.8–17.6°C | 17.2°C / 63.0°F |
| May | 18.7–20.7°C | 19.6°C / 67.3°F |
| June | 21.8–24.0°C | 22.9°C / 73.2°F |
| July | 25.8–27.2°C | 26.5°C / 79.7°F |
| August | 26.6–27.9°C | 27.5°C / 81.5°F |
| September | 25.0–25.9°C | 25.3°C / 77.5°F |
| October | 20.5–22.9°C | 21.5°C / 70.7°F |
| November | 14.7–20.1°C | 18.3°C / 64.9°F |
| December | 14.6–17.6°C | 16.5°C / 61.7°F |
Source: Open-Meteo Marine API, MeteoFrance sea-surface temperature dataset. Nearest sea grid cell (36.96, -1.79). Each month is the mean of yearly monthly means; the range is the lowest and highest of those yearly monthly means. Open-Meteo methodology.
Each month uses the 2023–2025 baseline. The range is the lowest and highest yearly monthly mean, not an hourly extreme.
Typical January water temperature near Carboneras is 15.5°C (59.9°F), with yearly monthly means from 14.9–15.9°C.
Typical February water temperature near Carboneras is 14.8°C (58.6°F), with yearly monthly means from 14.3–15.3°C.
Typical March water temperature near Carboneras is 15.4°C (59.7°F), with yearly monthly means from 15.2–15.8°C.
Typical April water temperature near Carboneras is 17.2°C (63.0°F), with yearly monthly means from 16.8–17.6°C.
Typical May water temperature near Carboneras is 19.6°C (67.3°F), with yearly monthly means from 18.7–20.7°C.
Typical June water temperature near Carboneras is 22.9°C (73.2°F), with yearly monthly means from 21.8–24.0°C.
Typical July water temperature near Carboneras is 26.5°C (79.7°F), with yearly monthly means from 25.8–27.2°C.
Typical August water temperature near Carboneras is 27.5°C (81.5°F), with yearly monthly means from 26.6–27.9°C.
Typical September water temperature near Carboneras is 25.3°C (77.5°F), with yearly monthly means from 25.0–25.9°C.
Typical October water temperature near Carboneras is 21.5°C (70.7°F), with yearly monthly means from 20.5–22.9°C.
Typical November water temperature near Carboneras is 18.3°C (64.9°F), with yearly monthly means from 14.7–20.1°C.
Typical December water temperature near Carboneras is 16.5°C (61.7°F), with yearly monthly means from 14.6–17.6°C.
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 |
|---|---|---|---|
| January | 14.7°C / 58.5°F | 15.8°C / 60.4°F | 16.4°C / 61.5°F |
| February | 14.1°C / 57.4°F | 14.7°C / 58.4°F | 15.3°C / 59.5°F |
| March | 14.8°C / 58.6°F | 15.1°C / 59.1°F | 15.6°C / 60.1°F |
| April | 15.1°C / 59.2°F | 16.9°C / 62.4°F | 18.9°C / 66.0°F |
| May | 17.2°C / 63.0°F | 19.4°C / 66.8°F | 22.4°C / 72.3°F |
| June | 20.5°C / 68.9°F | 23.0°C / 73.4°F | 25.6°C / 78.1°F |
| July | 25.1°C / 77.2°F | 26.3°C / 79.4°F | 28.3°C / 82.9°F |
| August | 21.7°C / 71.1°F | 26.8°C / 80.2°F | 29.0°C / 84.2°F |
| September | 23.1°C / 73.6°F | 25.5°C / 77.9°F | 27.2°C / 81.0°F |
| October | 20.5°C / 68.9°F | 22.8°C / 73.0°F | 23.5°C / 74.3°F |
| November | 17.9°C / 64.2°F | 19.8°C / 67.7°F | 21.8°C / 71.2°F |
| December | 16.3°C / 61.3°F | 17.1°C / 62.8°F | 18.1°C / 64.6°F |
Profile calculated from 9049 hourly forecast records across 13 monthly periods. This is a growing archive, not a long-term climate normal.
Pristine Mediterranean waters in Andalusia
The current sea surface temperature near Carboneras is 25.8°C (78.4°F). Over the last 30 days, the average has been 25.7°C.
The water is typically warmest in August, at around 27.5°C (81.5°F) in the 2023–2025 historical baseline.
The water is typically coldest in February, at around 14.8°C (58.6°F) in the same historical baseline. A wetsuit is usually recommended during this period.
At 25.8°C, the water is usually comfortable for swimming and snorkeling.
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See how today's sea temperature, wave height, wind, and tides combine into a detailed snorkeling score for Carboneras.
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