Väder i Sylt månad för månad
Bästa tiden att besöka Sylt är juni till augusti — 84/100 i augusti, 21 °C och 9 regndagar. Bästa säsongen är sommaren, juni till augusti (82/100 i snitt).
Sämsta månaden är december med 31/100 — kallt, lite regn, ren luft. Se december →
Uppdaterad september 2026 · klimatnormaler från ERA5-reanalysen
Planerar du hela resan? Bästa tiden att besöka Germany →
Bästa säsong: juni till augusti (82/100 i snitt) · sämst december (31/100)
- Dagar
- 21°C
- Nätter
- 16°C
- Regndagar
- 9
- Sol
- 11.5 h
- Luftfuktighet
- 79%
- Dagsljus
- 15 h

Sylt, månad för månad
Komfortpoäng av 100 för den sorts resa Sylt passar bäst för, medelhögsta temperaturen, regndagarna och soltimmarna per dag ur klimatnormalerna, och hur trångt det brukar vara.
På gång i Sylt under året
Festivaler, naturskådespel, helger och säsongerna att hålla koll på — utvalda och källhänvisade. Månadssidorna har detaljerna.
- januari
- Beach pass charge1 jan – 31 decRegel
- februari
- Biikebrennen21 febFestival
- mars
- Easter holidays3–6 aprHelg
- april
- Ascension and Whitsun14–25 majHelg
- juli
- German summer holidays1 jul – 31 aug (vanligtvis)Helg
- North Sea swimming season1 jul – 10 sep (vanligtvis)Säsong
- augusti
- Heather in flower10 aug – 20 sep (vanligtvis)Natur
- september
- Windsurf World Cup25 sep – 4 oktFestival
- oktober
- Gale and storm surge season15 okt – 15 mar (vanligtvis)Risk
Trängsel i Sylt i augusti
Hur mycket folk det är på själva platsen — skollov och storhelger, månaderna en redaktör har märkt upp, och hur eftertraktade vädret gör dem. Aldrig en del av komfortpoängen.
Mest folkresenärer beskriver det som högsäsong, German summer holidays, Summer holidays i Germany
Hämtat från resenärers anteckningar: ”Sylt's forum calls August peak season but not a weather guarantee — regulars note it's an island…” — Tripadvisor community
Mest folkMycket folkMellansäsongLugnt
Resenärernas anteckningar om Sylt
Vad de som har varit där säger om platsen — anteckningarna som gäller året runt först, sedan månad för månad.
Forum posters describe February here as cold, wet and cloudy, consistent with northern Germany generally at this time of year, with the sun setting early and Sylt never really functioning as a warm-weather destination even at the height of summer. Posters note real winter tourism exists regardless - a meaningful share of the island's yearly visitors specifically come in the colder months for the bracing, windy coastal air and hiking along the dunes and beaches. Posters generally recommend February as a trip built around cozy indoor spots, spa culture and dramatic stormy-sea walks rather than beach time, framing the cold and wind as part of the appeal for the right kind of visitor rather than something to simply endure.
Regulars are specific this counts as one of the driest months of the year here, the heathland beginning to turn green and rapeseed fields glowing yellow across the island even as the weather stays genuinely cold and unstable through April and into the first half of May. Our row backs that cold, genuinely dry read, 11.1C over 5.6C nights feeling as low as 0C, with rain light at 37mm across 7.7 days and a real 32.2 kph wind. Regulars are consistent the North Sea wind can cut right through even a mild-looking day, a sturdy windbreaker and real layers the standard advice rather than an afterthought. The sea sits at a cold 8C, far too cold for anyone but the hardiest. The record: 10.6 hours of sun, humidity 79 percent and AQI 46.
Asked about the end of May here, regulars answer with the island's standing condition rather than a forecast: it faces the North Sea, it is wet and windy, bring proper wind and rain gear, and do not believe any forecast more than about two days out. Our row is more generous than that sounds on two counts - 37.7mm across 6.5 days is one of the drier months, and 12.2 hours of sun sit inside 16.2 of daylight. The catch is the third number. A 31.4 kph average wind turns a 15.3C afternoon into a felt 12C and a 9.7C night into 5C, so this is beach walking and spa weather, not sunbathing. The sea is 11.4C. Peak season here is July and August. The record: humidity 80 percent and AQI 46.
Facing the open North Sea, Sylt is usually wet and windy and regulars tell first-timers to pack rainproof gear before anything else. Our June row is the windiest in Europe in this collection at 30.7 kph, under 18.8C that reads as 17C, with 54.7mm across 8.7 precipitation days. The sea is about 16C, which they say plainly is too cold for most people to swim. This is why the roofed wicker beach chair exists here - it is shelter rather than furniture. Their framing is that the North Sea rewards an interest in nature over an interest in bathing: tidelands, birds, rough weather, and swimming possible only for a few hours around the tide. The record: 13.3C nights, humidity 81 percent, 12.5 hours of sun and 17.3 hours of daylight.
July and August are Sylt's peak, and the forum's first piece of advice about early July is that it becomes less a question of where you would like to stay than of where you can still find a bed - particularly for a weekend rather than a full week. The other thing regulars tell first-timers is that this is a cool, windy island rather than a warm one, which is precisely what the hooded wicker beach chairs are there for. Our row makes their case: 19.9C by day against a 32.2 kph wind, with 12.3 hours of sun and a 16.7-hour day. The record: 15.1C nights that feel like 12C, 11.1 precipitation days carrying 63.5mm and an 18.6C North Sea.
Sylt's forum calls August peak season but not a weather guarantee — regulars note it's an island climate first, so a light jacket is standard packing advice for breezy evenings even in high summer. It's also the wettest month, with showers likely on a good third of the days.
Regulars are clear this is past the island's peak beach window, which they place at July and August, but still call it a genuinely nice month for long walks along the beach and a spa afternoon rather than a swim-focused trip. Our row backs the cooling shift, 18.7C over 14.1C nights feeling 11C, with 94.1mm of rain across 12.5 days and a real 33.2 kph wind - this coast's wind is a near-constant regulars build every outdoor plan around, not an occasional feature. The sea has cooled to 18.8C, swimmable for the hardy but no longer the main draw. The trade for coming now rather than August is space: crowds and prices both ease once the summer event calendar winds down. The record: humidity 79 percent, 8.9 hours of sun and AQI 47.
Lägg till din egen anteckning från Sylts kort på kartan.