| 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 | 17:11 | 24.1 | 1015 | 0.0 | 0.0 | 69 | 0.0 | 29 | 357 | 0.9 |
| Bellingham, SE London | 17:12 | 23.4 | 1015 | 0.0 | 0.0 | 321 | 0.0 | 40 | 432 | 2.0 |
| Bow, London | 17:12 | 23.3 | 1015 | 0.0 | 0.8 | 68 | 0.0 | 37 | 446 | 2.1 |
| Brent, London | 17:12 | 22.3 | 1015 | 0.0 | 0.0 | 346 | 0.0 | 42 | 183 | 1.0 |
| Buntingford, Hertfordshire | 17:12 | 21.5 | 1016 | 0.0 | 0.4 | 332 | 2.7 | 44 | 288 | 1.3 |
| Caernarfon, Gwynedd | 17:11 | 14.3 | 1018 | 0.0 | 0.0 | 175 | 0.0 | 82 | 125 | 0.8 |
| Cambridge, Cambridgeshire | 17:12 | 21.3 | 1014 | 0.0 | 0.0 | 320 | 0.9 | 39 | 296 | |
| Carshalton, S London | 17:12 | 21.9 | 1011 | 0.0 | 0.0 | 47 | 0.9 | 46 | 190 | 1.3 |
| Christchurch, Dorset | 17:11 | 15.9 | 1018 | 0.0 | 0.0 | 232 | 0.0 | 0 | 480 | 1.7 |
| Clapton, E London | 17:12 | 22.8 | 1013 | 0.0 | 0.0 | 101 | 1.8 | 39 | 701 | 2.6 |
| Hammersmith, W London | 17:01 | 22.6 | 1014 | 0.0 | 0.0 | 76 | 0.0 | 42 | 200 | 1.2 |
| Hayes, SE London | 17:12 | 22.8 | 1014 | 0.0 | 0.0 | 278 | 0.4 | 46 | 457 | 0.9 |
| Hillingdon, W London | 17:12 | 21.1 | 1011 | 0.0 | 0.0 | 303 | 0.0 | 45 | 352 | 0.7 |
| Hornchurch (N), E London | 17:12 | 22.4 | 1011 | 0.0 | 0.0 | 334 | 0.4 | 38 | 378 | 1.5 |
| Hornchurch (W), E London | 17:12 | 23.0 | 1014 | 0.0 | 0.0 | 322 | 2.2 | 37 | 339 | 1.6 |
| Ilford, Essex | 17:12 | 24.7 | 1016 | 0.0 | 0.0 | 288 | 0.9 | 34 | 555 | 1.4 |
| Islington, London | 17:11 | 24.6 | 1014 | 0.0 | 0.0 | 295 | 0.0 | 38 | 376 | 1.6 |
| Merton, London | 17:12 | 24.2 | 1016 | 0.0 | 0.0 | 360 | 0.9 | 40 | 11 | 0.0 |
| Mill Hill, NW London | 17:12 | 22.7 | 1017 | 0.0 | 0.0 | 300 | 1.8 | 46 | 243 | 1.2 |
| Newham, E London [TESTING] | 17:09 | 23.6 | 1016 | 0.0 | 0.0 | 279 | 0.0 | 40 | 404 | 2.6 |
| Reading, Berkshire | 17:11 | 21.6 | 1017 | 0.0 | 0.0 | 226 | 0.0 | 51 | 69 | 0.0 |
| Selby, N Yorkshire | 17:12 | 18.4 | 1013 | 0.0 | 0.0 | 9 | 0.9 | 63 | 120 | 0.7 |
| Southall, W London | 17:12 | 24.5 | 1016 | 0.0 | 0.0 | 252 | 0.0 | 39 | 297 | 1.7 |
| St Ives, New South Wales, Australia | 17:12 | 14.7 | 1015 | 0.0 | 0.0 | 146 | 0.0 | 62 | 0 | 0.0 |
| Stanmore (SE), Middlesex | 17:12 | 23.2 | 1016 | 0.0 | 0.0 | 25 | 0.0 | 43 | 258 | 1.4 |
| Streatham, London | 16:52 | 23.0 | 1016 | 0.0 | 0.0 | 286 | 0.0 | 45 | 209 | 3.2 |
| Sturminster Newton, Dorset | 17:12 | 20.4 | 1017 | 0.0 | 0.0 | 273 | 0.0 | 61 | 0 | 0.0 |
| Tunbridge Wells, Kent | 17:11 | 19.4 | 1014 | 0.0 | 0.0 | 302 | 3.6 | 70 | 223 | 16.0 |
| Twickenham, SW London | 17:12 | 24.0 | 1016 | 0.0 | 0.0 | 259 | 0.9 | 38 | 287 | 1.7 |
| Welling, Kent | 17:12 | 23.2 | 1010 | 0.0 | 0.2 | 42 | 1.3 | 36 | 462 | 1.8 |
| Westminster, Central London | 17:12 | 23.3 | 1016 | 0.0 | 0.0 | 232 | 0.4 | 41 | 241 | 0.0 |