| Station | Time (BST) | Temp Out
(°C) | Bar
(hPa) | Rain Rate
(mm/hr) | Day Rain
(mm) | Wind Dir
(°) | Avg Wind
(m/s) | Out Hum
(%) | Solar Rad.
(W/m²) | UV Index
() |
| Atomwide, Orpington, SE London | 09:29 | 16.3 | 1006 | 0.0 | 0.2 | 39 | 0.4 | 71 | 142 | 0.8 |
| Bedfont, W London | 09:29 | 16.3 | 1007 | 0.0 | 0.0 | 246 | 0.4 | 79 | 153 | 0.0 |
| Bellingham, SE London | 09:29 | 16.6 | 1006 | 0.0 | 0.0 | 173 | 0.0 | 74 | 243 | 4.3 |
| Bow, London | 09:29 | 17.3 | 1006 | 0.0 | 0.0 | 294 | 2.2 | 69 | 178 | 0.9 |
| Brent, London | 09:28 | 15.7 | 1006 | 0.0 | 0.2 | 273 | 0.0 | 78 | 193 | 0.6 |
| Buntingford, Hertfordshire | 09:29 | 15.9 | 1006 | 0.0 | 0.0 | 217 | 1.8 | 79 | 200 | 1.3 |
| Cambridge, Cambridgeshire | 09:29 | 16.4 | 1004 | 0.0 | 0.0 | 232 | 1.3 | 68 | 229 | |
| Carshalton, S London | 09:29 | 16.2 | 1006 | 0.0 | 0.0 | 248 | 2.2 | 78 | 387 | 1.7 |
| Catford, SE London | 09:29 | 17.1 | 1002 | 0.0 | 0.0 | 303 | 0.4 | 76 | 223 | 1.6 |
| Chesham, Buckinghamshire | 09:29 | 15.0 | 1005 | 0.0 | 0.0 | 180 | 1.8 | 83 | 281 | 1.8 |
| Christchurch, Dorset | 09:29 | 17.3 | 1007 | 0.0 | 0.0 | 287 | 0.9 | 79 | 584 | 2.1 |
| Hammersmith, W London | 09:29 | 16.5 | 1005 | 0.0 | 0.0 | 232 | 1.3 | 76 | 262 | 1.4 |
| Hayes, SE London | 09:29 | 16.2 | 1005 | 0.0 | 0.0 | 296 | 0.4 | 60 | 183 | 0.7 |
| High Wycombe, Buckinghamshire | 09:28 | 14.1 | 1011 | 0.0 | 0.0 | 254 | 0.0 | 60 | 202 | 0.7 |
| Hillingdon, W London | 09:29 | 16.2 | 1002 | 0.0 | 0.0 | 213 | 0.0 | 79 | 244 | 0.5 |
| Hornchurch (N), E London | 09:29 | 16.3 | 1002 | 0.0 | 0.0 | 219 | 0.9 | 75 | 160 | 0.6 |
| Hornchurch (W), E London | 09:29 | 17.1 | 1005 | 0.0 | 0.0 | 218 | 0.4 | 74 | 176 | 0.8 |
| Ilford, Essex | 09:29 | 16.6 | 1007 | 0.0 | 0.0 | 244 | 3.1 | 75 | 97 | 0.0 |
| Islington, London | 09:29 | 16.4 | 1005 | 0.0 | 0.0 | 256 | 0.0 | 75 | 125 | 0.8 |
| Merton, London | 09:29 | 16.8 | 1007 | 0.0 | 0.0 | 360 | 1.3 | 72 | 930 | 1.6 |
| Mill Hill, NW London | 09:29 | 15.7 | 1007 | 0.0 | 0.0 | 229 | 1.8 | 76 | 209 | 1.0 |
| Reading, Berkshire | 09:29 | 15.3 | 1006 | 0.0 | 0.0 | 211 | 0.4 | 80 | 84 | 0.0 |
| Richmond (S), Surrey | 09:06 | 15.8 | 1007 | 0.0 | 0.0 | 313 | 0.9 | 81 | 135 | 0.0 |
| Selby, N Yorkshire | 09:29 | 15.4 | 1000 | 0.0 | 0.0 | 178 | 0.4 | 73 | 334 | 1.7 |
| Southall, W London | 09:29 | 16.6 | 1006 | 0.0 | 0.0 | 217 | 0.0 | 77 | 171 | 0.9 |
| Southwark, SE London | 09:29 | 16.3 | 1006 | 0.0 | 0.0 | 219 | 1.3 | 76 | 193 | 1.4 |
| St Ives, New South Wales, Australia | 09:29 | 12.1 | 1023 | 0.0 | 0.0 | 186 | 0.0 | 71 | 0 | 0.0 |
| Stanmore (SE), Middlesex | 09:29 | 15.6 | 1006 | 0.0 | 0.0 | 257 | 1.8 | 75 | 214 | 1.2 |
| Streatham, London | 09:29 | 16.1 | 1007 | 0.0 | 0.0 | 254 | 0.4 | 80 | 285 | 1.8 |
| Tunbridge Wells, Kent | 09:29 | 15.1 | 1005 | 0.0 | 0.0 | 269 | 1.8 | 84 | 70 | 16.0 |
| Twickenham, SW London | 09:29 | 17.1 | 1007 | 0.0 | 0.0 | 339 | 0.9 | 78 | 169 | 1.2 |
| Walthamstow (S), London | 09:29 | 16.6 | 1007 | 0.0 | 0.0 | 360 | 1.8 | 70 | 107 | 0.8 |
| Westminster, Central London | 09:29 | 16.9 | 1007 | 0.0 | 0.0 | 273 | 0.4 | 75 | 176 | 0.0 |
| Wolverhampton, West Midlands [TESTING] | 09:29 | 14.1 | 1003 | 0.0 | 0.0 | 276 | 0.0 | 54 | 113 | 0.7 |