Hjälmaren, Katrinelund water temperature

Hjälmaren, Katrinelund · Lake

The current water temperature at Hjälmaren is 17.0 °C (as of August 3, 2026, source: official monitoring networks).

Lakes stratify in summer: bathing-warm on top, markedly colder a few metres down. Measurements are taken at the surface — right where you swim.

17.0 °C

Measured: August 3, 2026 · continuously updated

💧 Water 17.0° · ☀️ Air 15.8° · high today 20.5°

Temperature trend of recent weeks

Water quality

EU classification: excellent

Nearby waters

Hampetorp, Hjälmaren · 11.5 km away17.0 °C Lanna badgruva · 36.7 km away18.0 °C Södra Ånnabosjön · 37.7 km away18.0 °C Leken · 44.9 km away18.0 °C Djulösjön · 47.2 km away19.7 °C

Frequently asked questions

Can you swim at Hjälmaren right now?
The current water temperature is 17.0 °C. See live swimming conditions, weather and quality in the BrrChecker app.

How warm is the water at Hjälmaren?
Currently 17.0 °C (updated continuously).

How is the water quality at Hjälmaren?
The official classification is: excellent.

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