Bewolking — 2020
| Maand | Opsterland | Smallingerland | Verschil |
|---|---|---|---|
| Jan | 82 % | 82 % | +0.0 |
| Feb | 74.3 % | 74.3 % | +0.0 |
| Mrt | 52.3 % | 52.3 % | +0.0 |
| Apr | 42.4 % | 42.4 % | +0.0 |
| Mei | 48.6 % | 48.6 % | +0.0 |
| Jun | 71 % | 71 % | +0.0 |
| Jul | 63.6 % | 63.6 % | +0.0 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |