Neerslag — 2020
| Month | Opsterland | Achtkarspelen | Difference |
|---|---|---|---|
| Jan | 57.6 mm | 59.6 mm | -2.0 |
| Feb | 146.8 mm | 128 mm | +18.8 |
| Mar | 47.2 mm | 37 mm | +10.2 |
| Apr | 18.8 mm | 16.9 mm | +1.9 |
| May | 22.9 mm | 21.1 mm | +1.8 |
| Jun | 82.9 mm | 98.1 mm | -15.2 |
| Jul | 104.5 mm | 109.4 mm | -4.9 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |