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When to go · Copenhagen

Copenhagen in September

Good month. Mild; good light.

Key facts

Verdict
Good
Temperature
18°C (64°F) / 11°C (52°F)
average high / low
Rain days
13
Crowds
Medium
Denmark overall
Prices
Medium
Denmark overall

Verdict

GoodVoykit month rating for Copenhagen

Mild; good light.

All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.

Is another month better than September?

September is rated good. These months rate higher:

Weather in September

Long-term averages
  • CopenhagenHighs around 18 °C (64 °F), lows around 11 °C (52 °F), rain on about 13 days
  • Zealand and the islands, Denmark · Copenhagen, Roskilde, Helsingør, Funen, Bornholmfine

    Mild, damp and windy; summer highs 20–24 °C (68–75 °F) with 17 h of light, winter 0–4 °C (32–39 °F) with 7 h. Bornholm is the sunniest corner in summer.

Autumn season

Mild days in September, then dark evenings.

Watch: Rain days climb through November.

Crowds and prices

Crowds · Denmark overall
Medium
Prices · Denmark overall
Medium

Denmark overall: Mild, calmer, lower hotel rates; good cycling weather.

Compare two months

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

  • Verdict

    Sep: Good

    May: Great (better)

  • Daytime high

    Sep: 18 °C (64 °F)

    May: 17 °C (63 °F)

  • Night low

    Sep: 11 °C (52 °F)

    May: 8 °C (46 °F)

  • Rain days

    Sep: 13

    May: 11 (better)

  • Crowds

    Sep: Medium

    May: Medium

  • Prices

    Sep: Medium

    May: Medium

  • Festivals listed

    Sep: 0

    May: 1

September: Mild; good light.

May: Long light; terraces open.

Copenhagen: 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 Denmark in September →