Viertjern water temperature
Viertjern · Lake
The current water temperature at Viertjern is 2.6 °C (as of October 16, 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.
Measurement series & statistics
This measurement series includes 102 data points since August 18, 2026.
Lowest recorded value: 1.5 °C on October 11, 2026 · highest value: 13.7 °C on August 24, 2026.
In October, temperatures have ranged between 1.5 °C and 8.2 °C.
The current value is 1.4 °C below the October average of this series.
Nearby waters
Frequently asked questions
Can you swim at Viertjern right now?
The current water temperature is 2.6 °C. See live swimming conditions, weather and quality in the BrrChecker app.
How warm is the water at Viertjern?
Currently 2.6 °C (updated continuously).
How warm is at Viertjern in October?
In October, the water temperature recently averaged 4.0 °C.
When is the water warmest at Viertjern?
Across the measurement record, August is on average the warmest month (11.5 °C).
