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Sylt in May: weather, sea & travel advice
This month's data profile
Clear transition month
Sylt in May is climatically mixed. The average daily high is around 12 °C, and the sea is about 11 °C. With about 11 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
40/100 · #5
Warmth
#6
Dryness
#2
Sun
#2
Sea warmth
#6
Published best categories: none
Sylt · MayPhoto: Sebastian Martin Dicke · CC BY-SA 4.0Climate facts
- Average high
- 12 °C
- Average low
- 10 °C
- Sea
- 11 °C
- Rainy days (est.)
- 11 rainy days (est.)
- Sun (est.)
- 7 h/day
- Humidity
- 85 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| April | 8 | 6 | 10 | 46 | 5.1 | 86 | 5.3 | 7 | 34 |
| May (selected) | 12 | 10 | 11 | 53 | 6.6 | 85 | 5.2 | 11 | 40 |
| June | 15 | 13 | 11 | 65 | 7.0 | 84 | 5.2 | 15 | 47 |
How do the previous and next months compare?
Baseline: May (40/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| April | -6 | -3.8 °C | -3.9 °C | -0.6 | -7.2 mm | -1.5 h | +1.4 % | +0.1 m/s | -3.9 °C |
| June | +7 | +3.2 °C | +3.4 °C | +0.8 | +11.8 mm | +0.4 h | -0.6 % | +0.1 m/s | +3.6 °C |
All twelve months in context
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Useful next decisions
Frequently asked questions
How warm is Sylt in May?
The average daily high is around 12 °C, with an average daily low of about 10 °C.
Can you swim in Sylt in May?
The sea is about 11 °C (cold).
Does it rain a lot in Sylt in May?
The curated estimate is about 11 rainy days per month, not a directly measured long-term average. Total precipitation averages around 53 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Sylt?
No month in Sylt reaches the threshold for a clear recommendation in the climate score; the month comparison above shows the differences.