| Stations: 28 | Humidity |
| St Catherine's Pt (24 m) | 84 % |
| Bournemouth (10 m) | 74 % |
| Solent MRSC (13 m) | 79 % |
| Herstmonceux (52 m) | 90 % |
| Thorney Island (3 m) | 86 % |
| Shoreham Airport (2 m) | 87 % |
| Southamptom AP (9 m) | 75 % |
| Charlwood (58 m) | 95 % |
| Langdon Bay (117 m) | 86 % |
| Gatwick Airport (62 m) | 85 % |
| Middle Wallop (91 m) | 78 % |
| Larkhill (133 m) | 79 % |
| Odiham (118 m) | 87 % |
| Farnborough (64 m) | 91 % |
| Kenley (170 m) | 95 % |
| London Biggin Hill Airport (183 m) | 85 % |
| Manston (50 m) | 90 % |
| Gravesend Broadness (3 m) | 88 % |
| London City Airport (5 m) | 80 % |
| London Heathrow Airport (25 m) | 77 % |
| London St James Park (5 m) | 85 % |
| Northolt (39 m) | 77 % |
| Benson (57 m) | 70 % |
| High Wycombe (205 m) | 94 % |
| Brize Norton (81 m) | 73 % |
| Luton Airport (160 m) | 85 % |
| London Stansted Airport (106 m) | 95 % |
| Bedford (84 m) | 95 % |