Westerland, Sylt weather in July
Temperature, sea and sunshine in July: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in July
Poor
Best time to visit: April – August
What is the weather like in Westerland, Sylt in July?
In July, Westerland, Sylt is mild: daytime highs average 19 °C, and nights cool down to about 15 °C. The sea averages 17.5 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 8 hours a day. Rain is frequent, with about 14 rainy days and 88 mm in total. It is often windy, with gusts of around 31 km/h. All in all, July is not an ideal month for a holiday in Westerland, Sylt.
July compared
How the weather changes from June to August. Tap a month to open it.
More details for July
- Daylight
- 16 h 51 min05:07 – 21:58
- UV index
- 6 · highclear sky, noon (estimate)All months
- Muggy days
- 1 daydew point 18 °C or more
- Wind
- 31 km/haverage daily peak
- Cloud cover
- 61 %on average
- Hot days
- 0 days30 °C or more
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+2Europe/Berlin
How the score comes together
- Temperatureweight 35 %0 %
- Seaweight 25 %7 %
- Sunshineweight 20 %78 %
- Few rainy daysweight 20 %32 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in July
- Wetsuit for longer swims
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
- Rain jacket or umbrella
- Windproof jacket
Westerland, Sylt in July: quick answers
Is Westerland, Sylt hot in July?
No. In July, Westerland, Sylt is mild: daytime highs average 19 °C and nights drop to about 15 °C.
Can you swim in Westerland, Sylt in July?
Only if you don't mind cold water: in July the sea averages just 17.5 °C. Comfortable swimming temperatures are not reached at any time of year.
Does it rain much in Westerland, Sylt in July?
Rain is frequent, with about 14 rainy days and 88 mm in total.
Westerland, Sylt month by month
The whole year in Westerland, SyltAll destinations: GermanyGerman North Sea Coast weather in JulyWhere to go in JulySea temperature in July
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)