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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Public Report weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above for Harrow’s current conditions and the next few hours. The Met Office data shows temperatures typically ranging from 2°C to 8°C in winter and 12°C to 22°C in summer, with rainfall most likely in autumn and early spring.
What is the weather in Harrow London tomorrow?
Tomorrow’s forecast, based on the live data above, indicates a high near 7°C with a 40% chance of light rain by mid-afternoon. Winds will be light from the southwest at 10–15 mph, making it feel slightly cooler than the actual temperature.
How accurate is the 14-day forecast for Harrow?
For Harrow, a 14-day outlook gives a reliable trend but low day-to-day precision beyond day 7. The Met Office advises using the 5-day window for planning, as confidence drops sharply after that. The 10 Day Weather Forecast UK page offers a balanced view for medium-range planning.
Where can I find the Met Office weather for Harrow?
The Met Office provides official data for Harrow via its postcode search. Their site offers hourly, 5-day and 14-day forecasts, plus warnings. For a quick overview, the live forecast above uses the same source.
Is there a 30-day forecast for Harrow?
No reliable 30-day forecast exists for Harrow. The Met Office and BBC only publish up to 14 days. Long-range outlooks beyond that are experimental and not accurate enough for planning. Stick to the 5-day window for decisions.
What is the weather in Harrow London for the next 10 days?
The live forecast above shows the next 10 days for Harrow. Expect a mix of cloudy spells and occasional rain, with temperatures staying near seasonal averages. Check the UK weather hub for regional comparisons.