GermanyThe weather in September in Sylt
It's pleasantly warm in September in Sylt with an average temperature of 19°C. Temperatures this month range from a low of 17°C to a high of 21°C. At night, you can expect temperatures between 11°C and 15°C.
Looking for great weather? September is a good time to be in Sylt. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Sylt, Germany. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 30°C in 2016, Sylt reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 12°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of 4°C to a highest value of 19°C.
Water temperature
The water temperature at Sylt is 17°C this month. You can swim, but it's a bit chilly.
Rainfall amount
In September, there is an average of 86 mm of precipitation, spread over 11 days. The wind speed is around 5 Bft, mostly coming from the South.
Daily weather in September for Sylt
Click on any day in September to get detailed info about the usual weather on that day in Sylt. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Sylt | New York | |
|---|---|---|
| Average temperature | 19°C | 27°C |
| Max. temperature | 21°C | 31°C |
| Min. temperature | 11°C | -5°C |
| Total precipitation | 86 mm | 57 mm |
| Rainy days | 11 days | 9 days |
Start of September
The month of September starts in Sylt with mild temps, averaging around 21°C during the day and nights around 15°C.
Mid September
By mid-September, daytime temps drop to around 19°C, with nights around 14°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of September
By the end of September, the average daytime temperature in Sylt is around 18°C, while nighttime temps are about 13°C. A shower might pop up, but overall, the weather will be dry and sunny.
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UV index
The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Sylt for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in September in Sylt, Germany. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Sylt
Temperature in September in Sylt over the years
Precipitation charts
These charts show the average amount of precipitation in September in Sylt, Germany. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Sylt
Total precipitation in September in Sylt over the years
Daily UV index in September in Sylt
This chart shows the average daily UV index in September in Sylt, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Sylt
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Average weather in Sylt by month
Click on a month below to see detailed weather info for Sylt. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.