Monthly Altefähr water temperature chart
The bar chart below shows the average monthly sea temperatures at Altefähr over the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 2.8 | 2.6 | 2.4 | 5.4 | 9.8 | 14.6 | 17.2 | 17.6 | 16.5 | 12.7 | 8.9 | 5.7 |
| °F | 37 | 36.7 | 36.3 | 41.7 | 49.6 | 58.3 | 63 | 63.7 | 61.7 | 54.9 | 48 | 42.3 |
Monthly average max / min water temperatures
The graph below shows the range of monthly water temperatures over several years.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | 0.3 | 0.3 | 0.2 | 3 | 6.3 | 11.7 | 14.7 | 15.1 | 13.4 | 9 | 6.6 | 3.7 |
| Max °C | 5.4 | 4.9 | 4.7 | 7.8 | 13.4 | 17.5 | 19.7 | 20.2 | 19.7 | 16.5 | 11.2 | 7.7 |
| Min °F | 34.5 | 34.4 | 34.1 | 39.3 | 46.1 | 55.4 | 60.5 | 61.2 | 58.6 | 51.2 | 45.7 | 40.3 |
| Max °F | 39.6 | 39 | 38.6 | 44.1 | 53.2 | 61.2 | 65.5 | 66.3 | 64.9 | 58.7 | 50.3 | 44.3 |