
Is it warm enough to swim in Lake Saint-Jean in February? Average water temperature in Lake Saint-Jean in February is 0.6°C and therefore is not suitable for comfortable swimming. The warmest water in Lake Saint-Jean in February is 2.5°C, and the coldest is -0°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Lake Saint-Jean
To get an accurate forecast for the water temperature in Lake Saint-Jean for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Lake Saint-Jean, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of February.
| Day | 2026 | 2025 | Min | Max |
|---|---|---|---|---|
| 1 February | 0°C | 0°C | 0°C | 1.7°C |
| 2 February | 0°C | 0°C | 0°C | 2.4°C |
| 3 February | 0°C | 0°C | 0°C | 1.9°C |
| 4 February | 0°C | 0°C | 0°C | 1.9°C |
| 5 February | 0°C | 0°C | 0°C | 1.8°C |
| 6 February | 0°C | 0°C | 0°C | 1.7°C |
| 7 February | 0°C | 0°C | 0°C | 2.2°C |
| 8 February | 0°C | 0°C | 0°C | 1.9°C |
| 9 February | 0°C | 0°C | 0°C | 2°C |
| 10 February | 0°C | 0°C | 0°C | 2°C |
| 11 February | 0°C | 0°C | 0°C | 2°C |
| 12 February | 0°C | 0°C | 0°C | 1.9°C |
| 13 February | 0°C | 0°C | 0°C | 1.8°C |
| 14 February | 0°C | 0°C | 0°C | 2.3°C |
| 15 February | 0°C | 0°C | 0°C | 2.5°C |
| Day | 2026 | 2025 | Min | Max |
|---|---|---|---|---|
| 16 February | 0°C | 0°C | 0°C | 2.5°C |
| 17 February | 0°C | 0°C | 0°C | 2.3°C |
| 18 February | 0°C | 0°C | 0°C | 2.2°C |
| 19 February | 0°C | 0°C | 0°C | 2.3°C |
| 20 February | 0°C | 0°C | 0°C | 1.9°C |
| 21 February | 0°C | 0°C | 0°C | 1.8°C |
| 22 February | 0°C | 0°C | 0°C | 2.1°C |
| 23 February | 0°C | 0°C | 0°C | 2°C |
| 24 February | 0°C | 0°C | 0°C | 1.9°C |
| 25 February | 0°C | 0°C | 0°C | 2.4°C |
| 26 February | 0°C | 0°C | 0°C | 2°C |
| 27 February | 0°C | 0°C | 0°C | 2.2°C |
| 28 February | 0°C | 0°C | 0°C | 2.1°C |

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| 2017 | 2018 | 2019 | 2020 | 2021 |
| 2°C | 0.6°C | 0°C | 0°C | 0°C |
| 2022 | 2023 | 2024 | 2025 | 2026 |
| 0°C | 0°C | 0°C | 0°C |
You can also view information about water temperature for other months by clicking on the month button below