19.1°
Celsius
✅
Safe to swim
Sanitary rating: suitable. Test: Aug. 20, 2026, next: -.
Sanitary rating: history
| Test date | Rating | E. coli | Enterococci |
|---|---|---|---|
| Aug. 20, 2026 | Suitable for swimming | 14 | 1 |
| July 31, 2026 | Suitable for swimming | 15 | 12 |
| July 10, 2026 | Suitable for swimming | 110 | 1 |
| June 18, 2026 | Suitable for swimming | 14 | 1 |
| Aug. 22, 2025 | Suitable for swimming | 15 | 1 |
| Aug. 1, 2025 | Suitable for swimming | 15 | 5 |
| July 11, 2025 | Suitable for swimming | 15 | 18 |
| June 20, 2025 | Suitable for swimming | 46 | 45 |
Multi-year classification
| Year | Classification |
|---|---|
| 2025 | Excellent |
| 2024 | Excellent |
| 2023 | Excellent |
| 2022 | Excellent |
| 2021 | Excellent |
| 2020 | Unclassified |
Bathing season: June 22, 2026 - Sept. 2, 2026
On the beach
🏊 Lifeguard 🚻 Toilets 🚿 Showers 👕 Changing rooms 🗑️ Bins ♿ Access 🛶 Pier 🔥 Grill / campfire- Bathing season
- June 22, 2026 - Sept. 2, 2026
- Opening hours
- -
- Shoreline length
- 53 m
- Operator
- Gmina Bytów ul. 1-go Maja 15, 77-100 Bytów [email protected] 59 822 20 11
Lake Jeleń is a lobelia lake situated among forests and fields. The lake is located within a Natura 2000 site. The lake covers an area of 84.544 ha. Its maximum depth is 33.2 m. The lake features a beach, recreational piers, and a scenic promenade. Download the water profile for the swimming area
Frequently asked questions
Is it safe to swim in Jeleń?
Safe to swim. Sanitary rating: suitable.
What is the water temperature in Jeleń?
19.1°C (measured 21.08.2026).
Is there algae in Jeleń?
No algae bloom reported. Check the status regularly in season.
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