| Stations: 11 | Humidity |
| Ballypatrick Fst (156 m) | 61 % |
| Belfast/Aldergrove AP (68 m) | 78 % |
| Belfast/Harbour (5 m) | 80 % |
| Castlederg (50 m) | 72 % |
| Eglinton AP (9 m) | 80 % |
| Glenanne (160 m) | 83 % |
| Lough Fea (227 m) | 75 % |
| Magilligan (6 m) | 81 % |
| Portglenone (65 m) | 76 % |
| St Angelo (47 m) | 68 % |
| Thomastown (72 m) | 79 % |