When to go · Spiekeroog
Spiekeroog in September
Great month. Inside Spiekeroog's best window: Jun–Sep.
Key facts
- Verdict
- Great
- Temperature
- 19°C (66°F)66°F (19°C) / 12°C (54°F)54°F (12°C)
- average high / low
- Rain days
- 6
- Crowds
- Medium
- Germany overall
- Prices
- High
- Germany overall
Verdict
Inside Spiekeroog's best window: Jun–Sep.
Is another month better than September?
No other month rates higher than September for Spiekeroog in this guide.
Weather in September
- SpiekeroogHighs around 19 °C (66 °F), lows around 12 °C (54 °F), rain on about 6 daysHighs around 66 °F (19 °C), lows around 54 °F (12 °C), rain on about 6 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Oktoberfest (Munich) big impact
Mid Sep – early Oct (19 Sep – 4 Oct 2026) · Germany
Munich hotels triple in price; trains from Munich crowded in the evenings.
Crowds and prices
- Crowds · Germany overall
- Medium
- Prices · Germany overall
- High
Germany overall: Best all-round month; Oktoberfest starts in the second half and Munich prices triple.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Spiekeroog, side by side.
Verdict
Sep: Great
Jun: Great
Daytime high
Sep: 19 °C (66 °F)66 °F (19 °C)
Jun: 20 °C (68 °F)68 °F (20 °C)
Night low
Sep: 12 °C (54 °F)54 °F (12 °C)
Jun: 12 °C (54 °F)54 °F (12 °C)
Rain days
Sep: 6
Jun: 6
Crowds
Sep: Medium
Jun: High
Prices
Sep: High
Jun: Medium
Festivals listed
Sep: 1
Jun: 0
September: Inside Spiekeroog's best window: Jun–Sep.
June: Inside Spiekeroog's best window: Jun–Sep.
Spiekeroog: figures are long-term averages from this guide, not a forecast.
What to pack
- A warm layer for the evenings