Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Culture Observer weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
For UK travellers, a heatwave means three or more consecutive days above the regional threshold, typically 25–28°C. July and August are the most likely months, though September can still deliver intense spells — as the heatwave uk 2022 proved.
When do UK heatwaves typically happen?
Most heatwaves arrive between June and August, with the highest temperatures usually recorded in July. The record-breaking 40.3°C at Coningsby in July 2022 remains the benchmark. Heatwave uk september events are less frequent but possible, particularly in southern England. For the latest outlook on heatwave uk 2025, check the live ranking above and the next heatwave uk page.
What should travellers pack and plan for a UK heatwave?
Pack light layers, sun protection and a refillable water bottle. School holidays in July and August push up demand and prices at coastal resorts and city attractions. Travel early or late in the day to avoid peak heat. For a full outlook, see our 10 day weather forecast UK. A heatwave uk map showing affected regions is included in the live ranking above.
How long is the UK heatwave going to last?
Most UK heatwaves last 3–5 days, though settled high pressure can extend a spell to 10 days or more. The live ranking above shows current durations and warnings.
Is there a heatwave in the UK today?
Check the live ranking above for current heatwave uk today warnings. For regional updates, the Met Office and BBC Weather provide the most reliable real-time information.
What happened in the UK heatwave of 2022?
July 2022 saw the UK’s highest ever recorded temperature of 40.3°C. Widespread disruption, health alerts and transport cancellations occurred across England and Wales.