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September in the United Kingdom generally has temperatures that range from moderate to pleasant, with precipitation levels ranging from moderate to heavy. The average maximum daytime temperatures vary from moderate in Lerwick at 14°C to pleasant in Peterborough at 20°C.
Apr 15, 2022 · September is the start of the quieter shoulder season in the United Kingdom, after the peak of summer, although the temperatures can remain quite warm well into the month. Later in September, the leaves start turning autumnal, especially in northern parts of the country. Read on to find out more.
- Elen Turner
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Get the monthly weather forecast for London, London, United Kingdom, including daily high/low, historical averages, to help you plan ahead.
September Weather in London United Kingdom. Daily high temperatures decrease by 6°F, from 70°F to 63°F, rarely falling below 57°F or exceeding 78°F. Daily low temperatures decrease by 4°F, from 57°F to 53°F, rarely falling below 46°F or exceeding 62°F.
September marks the beginning of autumn in the United Kingdom, with a slight drop in temperatures, particularly towards the end of the month. There are still plenty of sunny days, with an average of 6 hours of sunshine per day, and you can expect a high of around 18°C (64°F) on average.
September in the United Kingdom is on average a mild month, with a minimum temperature of 9.9 degrees Celsius (50 degrees Fahrenheit), a maximum of 16.6 °C (62 °F), and therefore a daily average of 13.2 °C (56 °F).
