| Station | Time (GMT) | 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 | 10:20 | 7.4 | 1000 | 0.0 | 0.0 | 66 | 1.3 | 67 | 251 | 0.8 |
| Bellingham, SE London | 10:20 | 8.0 | 999 | 0.0 | 0.0 | 187 | 0.4 | 74 | 301 | 16.0 |
| Bow, London | 10:20 | 8.2 | 999 | 0.0 | 0.0 | 339 | 0.0 | 72 | 167 | 0.8 |
| Brent, London | 07:23 | 5.2 | 1001 | 0.0 | 0.0 | 245 | 0.0 | 87 | 11 | 0.0 |
| Buntingford, Hertfordshire | 10:20 | 31.7 | 997 | 0.0 | 0.0 | 273 | 7.6 | 100 | 399 | 1.0 |
| Caernarfon, Gwynedd | 10:21 | 5.3 | 998 | 0.0 | 1.0 | 311 | 0.0 | 84 | 141 | 0.6 |
| Carshalton, S London | 10:21 | 7.3 | 996 | 0.0 | 0.0 | 238 | 3.6 | 78 | 232 | 0.7 |
| Clapton, E London | 10:20 | 7.4 | 997 | 0.0 | 0.0 | 190 | 2.7 | 77 | 76 | 0.5 |
| Hammersmith, W London | 10:12 | 7.6 | 999 | 0.0 | 0.0 | 237 | 0.0 | 75 | 176 | 0.6 |
| Hayes, SE London | 10:21 | 7.4 | 999 | 0.0 | 0.0 | 323 | 1.8 | 71 | 209 | 0.5 |
| Hornchurch (N), E London | 10:20 | 7.3 | 995 | 0.0 | 0.0 | 279 | 4.0 | 76 | 155 | 0.5 |
| Hornchurch (W), E London | 10:20 | 8.3 | 998 | 0.0 | 0.0 | 250 | 1.3 | 73 | 251 | 0.7 |
| Ilford, Essex | 10:20 | 7.7 | 1001 | 0.0 | 0.0 | 265 | 3.6 | 77 | 334 | 0.6 |
| Newham, E London [TESTING] | 10:21 | 8.2 | 1000 | 0.0 | 0.0 | 286 | 0.0 | 55 | 237 | 0.8 |
| Reading, Berkshire | 10:21 | 7.3 | 1001 | 0.0 | 0.0 | 228 | 0.9 | 75 | 88 | 0.0 |
| Selby, N Yorkshire | 10:20 | 5.9 | 993 | 0.0 | 0.4 | 261 | 1.8 | 84 | 91 | 0.7 |
| St Ives, New South Wales, Australia | 10:20 | 22.9 | 1012 | 0.0 | 0.0 | 155 | 0.0 | 84 | 0 | 0.0 |
| Stanmore (SE), Middlesex | 10:20 | 7.8 | 999 | 0.0 | 0.0 | 214 | 3.1 | 72 | 179 | 0.6 |
| Streatham, London | 10:21 | 7.7 | 1000 | 0.0 | 0.0 | 326 | 0.0 | 78 | 309 | 0.8 |
| Tunbridge Wells, Kent | 10:20 | 6.9 | 998 | 0.0 | 50.0 | 75 | 5.4 | 80 | 62 | 10.2 |
| Twickenham, SW London | 10:20 | 8.4 | 1000 | 0.0 | 0.0 | 203 | 0.9 | 74 | 206 | 0.8 |
| Welling, Kent | 10:20 | 7.8 | 994 | 0.0 | 0.0 | 269 | 4.0 | 76 | 315 | 1.1 |
| Westminster, Central London | 10:20 | 8.2 | 1000 | 0.0 | 0.0 | 224 | 0.4 | 77 | 179 | 0.0 |