Seasonal ranking
Coldest sea temperature in Belgium in August
Where the sea is coolest across Belgium during August, ranked by long-term monthly average water temperature. Knokke-Heist (Flemish Coast, Belgium) is the coolest at around 19°C. Open any spot for today's live water temperature and a 7-day swim forecast.
- 1Knokke-HeistFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 2Ostend BeachFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 3De PanneFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 4De HaanFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 5BlankenbergeFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 6Koksijde BeachFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 7Middelkerke BeachFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 8Nieuwpoort BeachFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 9Wenduine BeachFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 10Bredene BeachFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 11Zeebrugge BeachFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 12Oostduinkerke BeachFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 13Duinbergen BeachFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 14Westende BeachFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
- 15Mariakerke BeachFlemish Coast · Belgium · North SeaMild — fine for a swim, cool at first19°CAugust average
Coldest sea in August elsewhere
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Belgium in August — frequently asked questions
- Where is the sea coldest in Belgium in August?
- Knokke-Heist in Belgium has the coldest sea in Belgium in August, averaging about 19.0 °C. Ostend Beach (19.0 °C) and De Panne are the next coolest.
- How many beaches in Belgium are warm enough to swim in August?
- None of the top 15 ranked beaches in Belgium reach 22 °C in August, so a wetsuit is recommended for anything longer than a quick dip.
- How are these August sea temperatures calculated?
- Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical August rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.
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