
Is it warm enough to swim in Lac-Megantic in July? Average water temperature in Lac-Megantic in July is 18.9°C and therefore is not suitable for comfortable swimming. The warmest water in Lac-Megantic in July is 23°C, and the coldest is 15°C. To find out the water temperature today and in the coming days, go to Current water temperature in Lac-Megantic
To get an accurate forecast for the water temperature in Lac-Megantic for any chosen month, compare two years within a 10 year range using the chart below.
| Day | 2025 | 2024 |
|---|---|---|
| 1 July | 18°C | 17°C |
| 2 July | 18°C | 18°C |
| 3 July | 19°C | 19°C |
| 4 July | 20°C | 20°C |
| 5 July | 20°C | 20°C |
| 6 July | 20°C | 20°C |
| 7 July | 19°C | 21°C |
| 8 July | 20°C | 21°C |
| 9 July | 20°C | 21°C |
| 10 July | 21°C | 21°C |
| 11 July | 21°C | |
| 12 July | 21°C | |
| 13 July | 21°C | |
| 14 July | 22°C | |
| 15 July | 23°C |
| Day | 2025 | 2024 |
|---|---|---|
| 16 July | 22°C | |
| 17 July | 21°C | |
| 18 July | 21°C | |
| 19 July | 20°C | 19°C |
| 20 July | 18°C | |
| 21 July | 17°C | 18°C |
| 22 July | 17°C | 18°C |
| 23 July | 18°C | 18°C |
| 24 July | 18°C | 17°C |
| 25 July | 19°C | 17°C |
| 26 July | 20°C | 18°C |
| 27 July | 20°C | 19°C |
| 28 July | 21°C | 19°C |
| 29 July | 20°C | 20°C |
| 30 July | 19°C | 20°C |
| 31 July | 19°C | 21°C |
You can also view information about water temperature for other months by clicking on the month button below