Neerslag — 2020
| Maand | Harlingen | Súdwest-Fryslân | Verschil |
|---|---|---|---|
| Jan | 84.1 mm | 78.1 mm | +6.0 |
| Feb | 139.2 mm | 160.7 mm | -21.5 |
| Mrt | 33.2 mm | 38.6 mm | -5.4 |
| Apr | 17.7 mm | 20.4 mm | -2.7 |
| Mei | 20.2 mm | 32.1 mm | -11.9 |
| Jun | 76.8 mm | 88.6 mm | -11.8 |
| Jul | 96.9 mm | 127 mm | -30.1 |
| Aug | – | – | – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |