Sylt · September
Best travel monthTravel seasonGermany · Europe
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MAXMAX | 5° | 5° | 7° | 12° | 15° | 19° | 21° | 21° | 18° | 14° | 9° | 6° |
MINMIN | 2° | 1° | 2° | 5° | 9° | 13° | 15° | 15° | 13° | 9° | 6° | 3° |
☀️Sunshine | 1h UV 1 | 3h UV 2 | 5h UV 4 | 8h UV 6 | 8h UV 7 | 8h UV 7 | 7h UV 7 | 7h UV 6 | 5h UV 5 | 3h UV 3 | 2h UV 1 | 1h UV 1 |
🌊Water Temp | 4° | 4° | 5° | 8° | 12° | 16° | 19° | 20° | 17° | 14° | 10° | 7° |
🌧Rain Days | 10d61mm | 7d46mm | 7d41mm | 6d37mm | 7d52mm | 7d63mm | 9d72mm | 10d96mm | 10d86mm | 11d89mm | 11d78mm | 10d72mm |
Best travel time current monthMonthly averages 2005–2025 · Source: ERA5 + station data
Travel season — mid-range prices, good availability.
September is one of the best travel months for Sylt — conditions are stable, temperatures reach 18°C, and outdoor activities are excellent.
Daytime temperatures reach up to 18°C, cooling to 13°C at night (daily average: 15°C). With 5 sunshine hours per day and 10 rain days (86 mm), this is one of the cloudier months. At 17°C, the water is still quite cool in September — a wetsuit may be useful.
Layer up — warm days and cool evenings alternate. Perfect timing for hikes and sightseeing.
Packing list for Sylt in September
- Langarmhemden und leichte Hosen
- Leichte Jacke
- Sonnencreme
- Sonnenbrille
- Leichter Regenschirm oder Regenponcho
- Reiseapotheke
Frequently Asked Questions
- Is September a good time to visit Sylt?
- Yes — September is one of the best months to visit Sylt (Climate Score: 45/100). Pleasant temperatures (18°C), good sunshine (5 h/day), and few rain days (10) make it one of the most recommended months.
- How warm is it in Sylt in September?
- In September, Sylt sees daily highs of 18°C. Nights cool to 13°C, with a daily average of 15°C.
- How much rain falls in Sylt in September?
- In September, Sylt receives an average of 86 mm of rain over 10 rain days. An umbrella may occasionally be needed.
- How many sunshine hours does Sylt get in September?
- Sylt averages 5 sunshine hours per day in September — close to the annual average.
- How warm is the water in Sylt in September?
- Water temperature in Sylt in September averages 17°C — still quite cool — a wetsuit may be useful.
