Temperature archive - Kąpielisko Miejskie w Ostrołęce
Measuring station: Ostrołęka (Narew).
| Date | Water temperature |
|---|---|
| July 7, 2026 | 20.0°C |
| July 6, 2026 | 19.6°C |
| July 5, 2026 | 20.2°C |
| July 4, 2026 | 21.6°C |
Measuring station: Ostrołęka (Narew).
| Date | Water temperature |
|---|---|
| July 7, 2026 | 20.0°C |
| July 6, 2026 | 19.6°C |
| July 5, 2026 | 20.2°C |
| July 4, 2026 | 21.6°C |