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When to go · Ostend

Ostend in September

Great month. Inside Ostend's best window: May–Sep for the beach; Apr and Oct for museums without crowds.

Key facts

Verdict
Great
Temperature
19°C (66°F) / 12°C (54°F)
average high / low
Rain days
11
Crowds
Medium
Belgium overall
Prices
Medium
Belgium overall

Verdict

GreatBest and avoid months for Ostend

Inside Ostend's best window: May–Sep for the beach; Apr and Oct for museums without crowds.

Is another month better than September?

No other month rates higher than September for Ostend in this guide.

Weather in September

Long-term averages
  • OstendHighs around 19 °C (66 °F), lows around 12 °C (54 °F), rain on about 11 days
  • Flanders, Brussels and the coast, Belgium · Bruges, Ghent, Antwerp, Brussels, Ostendfine

    Mild, cloudy and damp; summers around 22–25 °C (72–77 °F) with occasional heatwaves. December Christmas markets offset dark afternoons.

Crowds and prices

Crowds · Belgium overall
Medium
Prices · Belgium overall
Medium

Belgium overall: Mild, calmer; Heritage Days open private buildings in Brussels and Flanders.

Compare two months

Weather, crowds and prices for any two months in Ostend, side by side.

  • Verdict

    Sep: Great

    Apr: Great

  • Daytime high

    Sep: 19 °C (66 °F)

    Apr: 13 °C (55 °F)

  • Night low

    Sep: 12 °C (54 °F)

    Apr: 5 °C (41 °F)

  • Rain days

    Sep: 11

    Apr: 10 (better)

  • Crowds

    Sep: Medium

    Apr: Medium

  • Prices

    Sep: Medium

    Apr: Medium

  • Festivals listed

    Sep: 0

    Apr: 0

September: Inside Ostend's best window: May–Sep for the beach; Apr and Oct for museums without crowds.

April: Inside Ostend's best window: May–Sep for the beach; Apr and Oct for museums without crowds.

Ostend: figures are long-term averages from this guide, not a forecast.

What to pack

  • A warm layer for the evenings
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Belgium in September →