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Jun 15, 2023 · In early September, London still experiences comfortable weather with temperatures hovering around 70°F to 64°F in the daytime. Mornings and evenings are a bit colder; temperatures tend to average in the mid-upper 50° F.
In London, September is characterized by pleasant temperatures and moderate rainfall. Daytime temperatures hover around 20°C , while nights can cool down to about 11°C . London in September usually receives moderate rainfall, averaging around 54 mm for the month. Rain is expected on roughly 12 days.
Temperature Graph. °F. 70° 64° 58° 52° 46° Sep. *1 *2 *3 *4 *5 *6 *7 *8 *9 *10 *11 *12 *13 *14 *15 *16 *17 *18 *19 *20 *21 *22 *23 *24 *25 *26 *27 *28 *29 *30. Avg. Hi. Avg. Lo.
Mar 21, 2024 · The London temperature in September is still warm following summer, especially early in the month. It can get colder towards the end, but should remain mild throughout. Around eight days of rain is average, during the first month of autumn. Average high: 20°C / 68°F. Average low: 13°C / 55°F. Average days of rain: 8.
Apr 28, 2024 · In early September in London, you will likely experience comfortable daytime temperatures near 21-22 C (70 F) with a couple of the warmer afternoons reaching up into the upper 25-26 C (70s F). Towards the end of this month, however, daytime highs trend cooler, averaging only 17-18 C (mid-lower 60s F).
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.
The average high-temperature in September, at a comfortable 19°C (66.2°F), reveals a modest deviation from August's 21.9°C (71.4°F). An average low-temperature of 11.3°C (52.3°F) is observed during September nights in London, United Kingdom. Humidity. In London, the average relative humidity in September is 76%. Rainfall.
