| Temperature (°C) | (°F) | Temperature max. (°C) | (°F) | Temperature min. (°C) | (°F) | Water Temperature (°C) | (°F) | Precipitation / Rainfall (mm) | (inch.) | |
|---|---|---|---|---|---|
| 1. April | -2 °C | 29 °F | 2 °C | 35 °F | -5 °C | 23 °F | 3 °C | 38 °F | 9.7 mm | 0.4 inch. |
| 2. April | -2 °C | 29 °F | 2 °C | 35 °F | -5 °C | 24 °F | 3 °C | 38 °F | 10.3 mm | 0.4 inch. |
| 3. April | -2 °C | 28 °F | 1 °C | 35 °F | -5 °C | 23 °F | 3 °C | 38 °F | 6.9 mm | 0.3 inch. |
| 4. April | -2 °C | 29 °F | 2 °C | 36 °F | -5 °C | 23 °F | 3 °C | 38 °F | 8.1 mm | 0.3 inch. |
| 5. April | -1 °C | 30 °F | 3 °C | 37 °F | -4 °C | 25 °F | 3 °C | 38 °F | 8.6 mm | 0.3 inch. |
| 6. April | -0 °C | 31 °F | 3 °C | 38 °F | -3 °C | 26 °F | 3 °C | 38 °F | 9.9 mm | 0.4 inch. |
| 7. April | -1 °C | 30 °F | 2 °C | 36 °F | -4 °C | 24 °F | 3 °C | 38 °F | 7.3 mm | 0.3 inch. |
| 8. April | -2 °C | 29 °F | 2 °C | 36 °F | -5 °C | 24 °F | 3 °C | 38 °F | 10.9 mm | 0.4 inch. |
| 9. April | -1 °C | 30 °F | 3 °C | 38 °F | -4 °C | 25 °F | 3 °C | 38 °F | 6.6 mm | 0.3 inch. |
| 10. April | -0 °C | 31 °F | 3 °C | 38 °F | -4 °C | 25 °F | 4 °C | 39 °F | 5.3 mm | 0.2 inch. |
| 11. April | -1 °C | 31 °F | 3 °C | 38 °F | -4 °C | 25 °F | 4 °C | 39 °F | 10.9 mm | 0.4 inch. |
| 12. April | -0 °C | 32 °F | 4 °C | 38 °F | -3 °C | 26 °F | 4 °C | 39 °F | 9.5 mm | 0.4 inch. |
| 13. April | -0 °C | 31 °F | 3 °C | 38 °F | -3 °C | 26 °F | 4 °C | 39 °F | 6.5 mm | 0.3 inch. |
| 14. April | 0 °C | 33 °F | 4 °C | 39 °F | -3 °C | 27 °F | 4 °C | 39 °F | 11.6 mm | 0.5 inch. |
| 15. April | 0 °C | 33 °F | 5 °C | 40 °F | -3 °C | 27 °F | 3 °C | 38 °F | 5.8 mm | 0.2 inch. |
| 16. April | 1 °C | 33 °F | 5 °C | 40 °F | -2 °C | 28 °F | 4 °C | 39 °F | 4.8 mm | 0.2 inch. |
| 17. April | 1 °C | 33 °F | 5 °C | 41 °F | -2 °C | 28 °F | 4 °C | 39 °F | 9.0 mm | 0.4 inch. |
| 18. April | 1 °C | 33 °F | 5 °C | 40 °F | -2 °C | 28 °F | 4 °C | 39 °F | 7.4 mm | 0.3 inch. |
| 19. April | 1 °C | 34 °F | 5 °C | 41 °F | -2 °C | 28 °F | 4 °C | 40 °F | 7.8 mm | 0.3 inch. |
| 20. April | 1 °C | 34 °F | 5 °C | 42 °F | -2 °C | 29 °F | 4 °C | 40 °F | 11.2 mm | 0.4 inch. |
| 21. April | 2 °C | 36 °F | 6 °C | 43 °F | -1 °C | 30 °F | 4 °C | 40 °F | 7.7 mm | 0.3 inch. |
| 22. April | 2 °C | 36 °F | 6 °C | 44 °F | -1 °C | 29 °F | 4 °C | 40 °F | 7.5 mm | 0.3 inch. |
| 23. April | 3 °C | 37 °F | 7 °C | 44 °F | -1 °C | 31 °F | 4 °C | 40 °F | 11.5 mm | 0.5 inch. |
| 24. April | 3 °C | 37 °F | 7 °C | 45 °F | -1 °C | 30 °F | 4 °C | 40 °F | 11.0 mm | 0.4 inch. |
| 25. April | 2 °C | 35 °F | 6 °C | 44 °F | -2 °C | 29 °F | 4 °C | 40 °F | 9.3 mm | 0.4 inch. |
| 26. April | 2 °C | 36 °F | 7 °C | 44 °F | -1 °C | 30 °F | 4 °C | 40 °F | 6.4 mm | 0.3 inch. |
| 27. April | 3 °C | 37 °F | 8 °C | 46 °F | -1 °C | 30 °F | 5 °C | 40 °F | 6.7 mm | 0.3 inch. |
| 28. April | 3 °C | 38 °F | 8 °C | 46 °F | -1 °C | 30 °F | 5 °C | 40 °F | 9.1 mm | 0.4 inch. |
| 29. April | 4 °C | 39 °F | 9 °C | 48 °F | -1 °C | 31 °F | 5 °C | 41 °F | 8.1 mm | 0.3 inch. |
| 30. April | 3 °C | 38 °F | 8 °C | 46 °F | -0 °C | 32 °F | 5 °C | 41 °F | 7.5 mm | 0.3 inch. |
