| Stations: 10 | Humidity |
| Ballypatrick Fst (156 m) | 92 % |
| Belfast/Aldergrove AP (68 m) | 93 % |
| Belfast/Harbour (5 m) | 85 % |
| Castlederg (50 m) | 100 % |
| Eglinton AP (9 m) | 95 % |
| Glenanne (160 m) | 100 % |
| Lough Fea (227 m) | 97 % |
| Magilligan (6 m) | 91 % |
| Portglenone (65 m) | 91 % |
| St Angelo (47 m) | 93 % |