| World Facts Index > Poland > Geography > Weather > Koszalin |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 34 | 35 | 42 | 51 | 61 | 67 | 68 | 68 | 64 | 54 | 44 | 36 |
| Avg. Low | 25 | 26 | 30 | 36 | 44 | 50 | 54 | 54 | 48 | 42 | 35 | 28 |
| Mean | 30 | 31 | 36 | 44 | 54 | 58 | 62 | 61 | 55 | 48 | 38 | 34 |
| Avg. Precip. | 1.7 in | 1.3 in | 1.4 in | 1.5 in | 2.3 in | 2.8 in | 3.5 in | 2.9 in | 3.3 in | 2.4 in | 2.7 in | 2.3 in |
Fahrenheit temperature scale is used.