Athens Sea Temperature Today: 30-Day Water Forecast
The sea temperature in Athens today is +29°C. Over the next 30 days, the water temperature is expected to stay between +28°C and +30°C. The water is warm enough for swimming and beach time. For a shorter view, open the 14-day sea temperature forecast.
Daily air temperature for the month
Day +36°C
Night +28°C
Daily sea water temperature for the month
Water +29°C
Tap a date to open detailed daily weather
| July | Day | Night | Sea t° | Wind | Precipitation | Humidity |
|---|---|---|---|---|---|---|
| 20Mon |  +36°C |  +28°C | +29°C | 2–3 m/s, SSW | 0 mm | 44% |
| 21Tue | +37°C | +27°C | +30°C | 3 m/s, SSW | 0 mm | 45% |
| 22Wed | +36°C | +28°C | +30°C | 3 m/s, S | 0 mm | 46% |
| 23Thu | +32°C | +24°C | +30°C | 3 m/s, NE | 1.3 mm | 48% |
| 24Fri |  +30°C |  +22°C | +29°C | 4 m/s, S | 3.3 mm | 58% |
| 25Sat | +29°C | +23°C | +28°C | 5–6 m/s, NNW | 0.9 mm | 47% |
| 26Sun | +30°C | +23°C | +28°C | 3–4 m/s, N | 0 mm | 51% |
| 27Mon | +33°C | +24°C | +28°C | 3 m/s, NNE | 0 mm | 40% |
| 28Tue | +35°C | +26°C | +28°C | 4 m/s, NNE | 0 mm | 31% |
| Further values are multi-year averaged climate | ||||||
| 29Wed | +35°C | +24°C | +28°C | 4 m/s | 0 mm | 37% |
| 30Thu | +36°C | +25°C | +28°C | 4 m/s | 0 mm | 34% |
| 31Fri | +36°C | +25°C | +28°C | 3 m/s | 0 mm | 35% |
| 1Sat | +35°C | +25°C | +28°C | 4 m/s | 0 mm | 35% |
| 2Sun | +36°C | +25°C | +28°C | 3 m/s | 0 mm | 37% |
| 3Mon | +36°C | +25°C | +29°C | 3 m/s | 0 mm | 35% |
| 4Tue | +36°C | +26°C | +29°C | 3 m/s | 0 mm | 36% |
| 5Wed | +36°C | +26°C | +28°C | 3 m/s | 0 mm | 38% |
| 6Thu | +34°C | +24°C | +28°C | 4 m/s | 0 mm | 42% |
| 7Fri | +33°C | +24°C | +28°C | 4 m/s | 0 mm | 46% |
| 8Sat | +33°C | +24°C | +28°C | 5 m/s | 0.1 mm | 43% |
| 9Sun | +34°C | +24°C | +28°C | 5 m/s | 0.4 mm | 40% |
| 10Mon | +34°C | +23°C | +28°C | 4 m/s | 0 mm | 35% |
| 11Tue | +34°C | +24°C | +28°C | 5 m/s | 0 mm | 37% |
| 12Wed | +33°C | +23°C | +28°C | 5 m/s | 0 mm | 39% |
| 13Thu | +33°C | +23°C | +28°C | 4 m/s | 0 mm | 41% |
| 14Fri | +32°C | +23°C | +28°C | 4 m/s | 0.1 mm | 44% |
| 15Sat | +33°C | +22°C | +28°C | 4 m/s | 0 mm | 45% |
| 16Sun | +33°C | +23°C | +28°C | 4 m/s | 0 mm | 42% |
| 17Mon | +34°C | +23°C | +28°C | 4 m/s | 0 mm | 40% |
| 18Tue | +34°C | +24°C | +28°C | 3 m/s | 0 mm | 39% |
| 19Wed | +34°C | +24°C | +28°C | 3 m/s | 0 mm | 40% |
Sea water temperature by months
Water +27°C
Day and night air temperature
Day +35°C
Night +24°C
Weather minimums and maximums in Athens for a month
- Warmest day: 21 July, +37°C
- Coldest night: 15 August, +22°C
- Days with precipitation in a month: 7
- Precipitation for a month: 6.1 mm
- Rainiest day in a month: 24 July
- Maximum precipitation amount: 24 July 3.3 mm
- Highest sea water temperature: 21 July, +30°C
- Lowest sea water temperature: 25 July, +28°C
