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London, United Kingdom — weather in September, water temperature

Weather in resort cities around the world, data for the past 5 years. Information includes daytime and nighttime temperatures, water temperature, rainfall, and day length. Convenient graphics and weather comparison in different resorts around the world.
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London — weather by month, water temperature

London — weather in September, water temperature

  • London on the map United Kingdom
  • 19.9°C Daytime temperatures
  • 13.4°C Night temperatures
  • 17.3°C Water temperature
  • 8 Sunny days
  • 11.7-13.6 Sun (hours)
  • 2 Rainy days
  • 38.2 mm Precipitation
  • London Best time to visit
Air temperature 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013

The maximum daily temperature 31°C — 13 September 2016.
The maximum night temperature 20.5°C — 14 September 2020.
The minimum daily temperature 12°C — 23 September 2018.
The minimum night temperature 7°C — 26 September 2015.

Water temperature 2022 2021 2020 2019 2018 2017 2016 2015 2013 2012

The warmest water 20 °C — 1 September 2022.
The coldest water 15.1 °C — 30 September 2022.

Sunny, cloudy and gloomy days

Sunny days — 8
Rainy days — 12
Gloomy days — 10

Precipitation, mm

Maximum precipitation 65 mm — December.
Minimum precipitation 38.2 mm — September.

Wind speed, km / h

Maximum wind speed 18.4 km / h — February.
Minimum wind speed 13.6 km / h — September.

Number of hours of sunshine

The maximum number of hours of sunshine per day 8.4 h. — July.
The minimum number of hours of sunshine per day 3.2 h. — December.

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