Was October 28, 2026 the hottest day ever in London?
NO
No — London's forecast high is 15.4°C, far below the all-time record of 38°C.
Why
- All-time London record high since 1950: 38°C on 19 July 2022
- Forecast high today 15.4°C; normal high for this date is 13.4°C
- Hottest day this year so far: 36.2°C on 13 August 2026