Ostend Sea Temperature Today: 30-Day Water Forecast
The sea temperature in Ostend today is +23°C. Over the next 30 days, the water temperature is expected to stay between +19°C and +23°C. The water is usable for swimming, but it can feel cool during longer swims. For a shorter view, open the 14-day sea temperature forecast.
Daily air temperature for the month
Day +26°C
Night +19°C
Daily sea water temperature for the month
Water +23°C
Tap a date to open detailed daily weather
| July | Day | Night | Sea t° | Wind | Precipitation | Humidity |
|---|---|---|---|---|---|---|
| 10Fri |  +26°C |  +19°C | +23°C | 7 m/s, NE | 0 mm | 70% |
| 11Sat |  +25°C |  +20°C | +23°C | 8 m/s, NE | 0 mm | 79% |
| 12Sun |  +25°C | +18°C | +23°C | 9 m/s, NE | 0 mm | 76% |
| 13Mon | +24°C |  +18°C | +22°C | 8 m/s, NE | 0 mm | 77% |
| 14Tue |  +24°C | +20°C | +23°C | 7 m/s, NE | 0 mm | 83% |
| 15Wed | +24°C |  +19°C | +23°C | 6 m/s, NNE | 0.6 mm | 83% |
| 16Thu |  +24°C | +19°C | +23°C | 5 m/s, NNE | 2 mm | 83% |
| 17Fri | +20°C |  +18°C | +23°C | 5 m/s, NNW | 1.1 mm | 89% |
| 18Sat | +19°C | +16°C | +23°C | 6 m/s, NNW | 0 mm | 85% |
| Further values are multi-year averaged climate | ||||||
| 19Sun |  +23°C | +18°C | +23°C | 4 m/s | 0.3 mm | 73% |
| 20Mon | +21°C | +16°C | +23°C | 5 m/s | 0.8 mm | 77% |
| 21Tue | +20°C | +16°C | +23°C | 5 m/s | 0.2 mm | 77% |
| 22Wed | +20°C |  +16°C | +23°C | 5 m/s | 0.1 mm | 73% |
| 23Thu | +22°C | +16°C | +23°C | 5 m/s | 0.3 mm | 75% |
| 24Fri | +22°C | +17°C | +23°C | 4 m/s | 0.1 mm | 77% |
| 25Sat | +22°C | +17°C | +23°C | 5 m/s | 0.6 mm | 75% |
| 26Sun | +21°C | +16°C | +23°C | 5 m/s | 0.8 mm | 76% |
| 27Mon | +20°C | +16°C | +23°C | 5 m/s | 1.2 mm | 79% |
| 28Tue | +20°C | +16°C | +23°C | 6 m/s | 0.1 mm | 76% |
| 29Wed | +21°C | +16°C | +23°C | 5 m/s | 0 mm | 70% |
| 30Thu | +21°C | +16°C | +23°C | 5 m/s | 0.4 mm | 74% |
| 31Fri | +22°C | +17°C | +23°C | 6 m/s | 0.8 mm | 79% |
| 1Sat | +20°C | +17°C | +23°C | 5 m/s | 0.3 mm | 81% |
| 2Sun | +20°C | +16°C | +22°C | 6 m/s | 1 mm | 79% |
| 3Mon | +20°C | +16°C | +22°C | 5 m/s | 0.3 mm | 80% |
| 4Tue | +21°C | +17°C | +21°C | 4 m/s | 0 mm | 75% |
| 5Wed | +20°C | +15°C | +21°C | 5 m/s | 0.3 mm | 72% |
| 6Thu | +21°C | +16°C | +21°C | 5 m/s | 0.1 mm | 70% |
| 7Fri | +21°C | +16°C | +20°C | 6 m/s | 0.3 mm | 68% |
| 8Sat | +21°C | +17°C | +20°C | 5 m/s | 0.4 mm | 72% |
| 9Sun | +22°C |  +17°C | +19°C | 6 m/s | 0.5 mm | 73% |
Sea water temperature by months
Water +19°C
Day and night air temperature
Day +20°C
Night +15°C
Weather minimums and maximums in Ostend for a month
- Warmest day: 10 July, +26°C
- Coldest night: 5 August, +15°C
- Days with precipitation in a month: 24
- Precipitation for a month: 12.6 mm
- Rainiest day in a month: 16 July
- Maximum precipitation amount: 16 July 2 mm
- Highest sea water temperature: 10 July, +23°C
- Lowest sea water temperature: 9 August, +19°C