Weather For September 2024 Uk. The start of september will bring a spell of unsettled weather, with an uncertain forecast as we move through the week. The met office said in an online article the uk’s average mean temperature for summer 2024 was 14.37 degrees celsius (57.87 fahrenheit), which is 0.22c colder.
Get the monthly weather forecast for london, london, united kingdom, including daily high/low, historical averages, to help you plan ahead. Expect 19°c daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in england in september.